EFM32LG995F256 Energy Micro, EFM32LG995F256 Datasheet
EFM32LG995F256
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EFM32LG995F256 Summary of contents
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Preliminary EFM32LG995 DATASHEET F256/F128/F64 Preliminary • ARM Cortex-M3 CPU platform • High Performance 32-bit processor @ MHz • Memory Protection Unit • Flexible Energy Management System • Shutoff Mode • 0.4µA @ ...
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... Table 1.1 (p. 2) shows the available EFM32LG995 devices. Table 1.1. Ordering Information Ordering Code Flash (KB) EFM32LG995F64-BGA120 64 EFM32LG995F128-BGA120 128 EFM32LG995F256-BGA120 256 Visit www.energymicro.com for information on global distributors and representatives or contact sales@energymicro.com for additional information. 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 Preliminary ...the world's most energy friendly microcontrollers RAM ...
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System Summary 2.1 System Introduction The EFM32 MCUs are the world’s most energy friendly microcontrollers. With a unique combination of the powerful 32-bit ARM Cortex-M3, innovative low energy techniques, short wake-up time from energy saving modes, and a wide ...
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Program code is normally written to the main block. Additionally, the information block is available for special user data and flash lock bits. There is also a read-only page in ...
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Direct Drive is supported for TFT displays which do not have their own frame buffer. In that case TFT Direct Drive can transfer data from either on-chip memory or from an external memory device to the TFT at ...
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Real Time Counter (RTC) The Real Time Counter (RTC) contains a 24-bit counter and is clocked either by a 32.768 kHz crystal oscillator 32.768 kHz RC oscillator. In addition to energy modes EM0 and EM1, the RTC ...
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DAC or OPAMP, whereas the output can be pin, OPAMP or ADC. The current is programmable and the OPAMP has various internal configurations such as unity gain, programmable gain using internal resistors etc. 2.1.28 Low Energy Sensor Interface ...
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Preliminary Module DBG MSC DMA RMU EMU CMU WDOG PRS USB EBI I2C0 I2C1 USART0 USART1 USART2 UART0 UART1 LEUART0 LEUART1 TIMER0 TIMER1 TIMER2 TIMER3 RTC BURTC LETIMER0 PCNT0 PCNT1 PCNT2 ACMP0 ACMP1 VCMP ADC0 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...
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Module DAC0 OPAMP AES GPIO LCD 2.3 Memory Map The EFM32LG995 memory map is shown in Figure 2.2 ( with RAM and Flash sizes for the largest memory configuration. Figure 2.2. EFM32LG995 Memory Map with largest RAM and ...
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Electrical Characteristics 3.1 Test Conditions 3.1.1 Typical Values The typical data are based on T lation and/or technology characterisation unless otherwise specified. 3.1.2 Minimum and Maximum Values The minimum and maximum values represent the worst conditions of ambient temperature, ...
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Environmental Table 3.3. Environmental Symbol Parameter V ESD (Human Body Model ESDHBM HBM) V ESD (Charged Device ESDCDM Model, CDM) Latch-up sensitivity test passed level A according to JEDEC JESD 78B method Class II, 85°C. 2012-09-11 - EFM32LG995FXX - ...
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Current Consumption Table 3.4. Current Consumption Symbol Parameter EM0 current. No prescal- ing. Running prime num- I EM0 ber calculation code from Flash. I EM1 current EM1 I EM2 current EM2 I EM3 current EM3 I EM4 current EM4 ...
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Transition between Energy Modes Table 3.5. Energy Modes Transitions Symbol Parameter t Transition time from EM1 to EM0 EM10 t Transition time from EM2 to EM0 EM20 t Transition time from EM3 to EM0 EM30 t Transition time from ...
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Flash Table 3.7. Flash Symbol Parameter EC Flash erase cycles before FLASH failure RET Flash data retention FLASH t Word (32-bit) programming W_PROG time t Page erase time PERASE t Device erase time DERASE I Erase current ERASE I ...
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General Purpose Input Output Table 3.8. GPIO Symbol Parameter V Input low voltage IOIL V Input high voltage IOIH V Output high voltage IOOH V Output low voltage IOOL I Input leakage current IOLEAK R I/O pin pull-up resistor ...
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Preliminary Figure 3.1. Typical Low-Level Output Current, 2V Supply Voltage 0.20 0.15 0.10 0.05 0.00 0.0 0.5 1.0 Low-Level Out put Volt age [ V] GPIO_Px_CTRL DRIVEMODE = LOWEST 0.0 0.5 1.0 Low-Level Out put ...
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Preliminary Figure 3.2. Typical High-Level Output Current, 2V Supply Voltage 0.00 -40°C 25°C 85°C –0.05 –0.10 –0.15 –0.20 0.0 0.5 1.0 High-Level Out put Volt age [ V] GPIO_Px_CTRL DRIVEMODE = LOWEST 0 -40°C 25°C 85°C –5 –10 –15 –20 ...
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Preliminary Figure 3.3. Typical Low-Level Output Current, 3V Supply Voltage 0.5 0.4 0.3 0.2 0.1 0.0 0.0 0.5 1.0 1.5 Low-Level Out put Volt age [ V] GPIO_Px_CTRL DRIVEMODE = LOWEST ...
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Preliminary Figure 3.4. Typical High-Level Output Current, 3V Supply Voltage 0.0 -40°C 25°C 85°C –0.1 –0.2 –0.3 –0.4 –0.5 0.0 0.5 1.0 1.5 High-Level Out put Volt age [ V] GPIO_Px_CTRL DRIVEMODE = LOWEST 0 -40°C 25°C 85°C –10 –20 ...
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Preliminary Figure 3.5. Typical Low-Level Output Current, 3.8V Supply Voltage 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 0.0 0.5 1.0 1.5 2.0 Low-Level Out put Volt age [ V] GPIO_Px_CTRL DRIVEMODE = LOWEST ...
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Preliminary Figure 3.6. Typical High-Level Output Current, 3.8V Supply Voltage 0.0 -40°C 25°C 85°C –0.1 –0.2 –0.3 –0.4 –0.5 –0.6 –0.7 –0.8 0.0 0.5 1.0 1.5 2.0 High-Level Out put Volt age [ V] GPIO_Px_CTRL DRIVEMODE = LOWEST 0 -40°C ...
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Oscillators 3.9.1 LFXO Table 3.9. LFXO Symbol Parameter f Supported nominal crystal LFXO frequency ESR Supported crystal equiv- LFXO alent series resistance (ESR) C Supported crystal external LFXOL load range DC Duty cycle LFXO I Current consumption for LFXO ...
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Table 3.10. Minimum Load Capacitance (C Symbol Shunt Capacitance C 0.5 0 lfxoboost = 0 3.7 4.0 min redlfxoboost = 1 CL lfxoboost = 1 7.3 7.7 min redlfxoboost = 0 CL lfxoboost = 1 10.0 10.6 11.1 ...
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Figure 3.8. Calibrated LFRCO Frequency vs Temperature and Supply Voltage 1.8 2.2 2.6 3.0 Vdd [ V] 3.9.4 HFRCO Table 3.13. HFRCO Symbol Parameter Oscillation frequency HFRCO 3 =25°C ...
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Preliminary Figure 3.9. Calibrated HFRCO 11 MHz Band Frequency vs Temperature and Supply Voltage 11.15 11.10 11.05 11.00 -40°C 25°C 85°C 10.95 10.90 10.85 10.80 1.8 2.2 2.6 3.0 Vdd [ V] Figure 3.10. Calibrated HFRCO 14 MHz Band Frequency ...
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Figure 3.12. Calibrated HFRCO 28 MHz Band Frequency vs Temperature and Supply Voltage 28.1 28.0 27.9 27.8 27.7 27.6 27.5 27.4 1.8 2.2 2.6 3.0 Vdd [ V] 3.9.5 ULFRCO Table 3.14. ULFRCO Symbol Parameter f Oscillation frequency ULFRCO TC ...
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Preliminary Symbol Parameter I Current consumption of in- ADCREF ternal voltage reference C Input capacitance ADCIN R Input ON resistance ADCIN R Input RC filter resistance ADCFILT C Input RC filter/decoupling ADCFILT capacitance f ADC Clock Frequency ADCCLK t Conversion ...
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Preliminary Symbol Parameter Signal to Noise-puls-Distor- SNDR ADC tion Ratio (SNDR) 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers Condition Min 1 MSamples/s, 12 bit, differ- ential, 5V reference 1 MSamples/s, 12 bit, differ- ential, V reference ...
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Preliminary Symbol Parameter Spurious-Free Dynamic SFDR ADC Range (SFDR) 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers Condition Min 200 kSamples/s, 12 bit, single ended, V reference DD 200 kSamples/s, 12 bit, dif- ferential, internal 1.25V refer- ...
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Preliminary Symbol Parameter V Offset voltage ADCOFFSET Thermometer output gradi- TGRAD ADCTH ent DNL Differential non-linearity ADC (DNL) INL Integral non-linearity (INL), ADC End point method MC No missing codes ADC GAIN Gain error drift ED OFFSET Offset error drift ...
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Preliminary Figure 3.14. Differential Non-Linearity (DNL) Digit al ouput code 4095 4094 4093 4092 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers DNL )/ ...
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Typical performance Figure 3.15. ADC Frequency Spectrum, Vdd = 3V, Temp = 25° 0 –20 –40 –60 –80 –100 –120 –140 –160 –180 Frequency [ kHz] 1.25V Reference 0 –20 –40 –60 –80 –100 –120 ...
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Preliminary Figure 3.16. ADC Integral Linearity Error vs Code, Vdd = 3V, Temp = 25° 1.5 1.0 0.5 0.0 –0.5 –1.0 0 512 1024 1536 2048 2560 Out put code 1.25V Reference 0.8 0.6 0.4 0.2 0.0 –0.2 –0.4 –0.6 ...
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Preliminary Figure 3.17. ADC Differential Linearity Error vs Code, Vdd = 3V, Temp = 25° 1.0 0.5 0.0 –0.5 –1.0 0 512 1024 1536 2048 2560 Out put code 1.25V Reference 1.0 0.5 0.0 –0.5 –1.0 0 512 1024 1536 ...
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Preliminary Figure 3.18. ADC Absolute Offset, Common Mode = Vdd / –1 –2 –3 –4 2.0 2.2 2.4 2.6 2.8 3.0 Vdd (V) Offset vs Supply Voltage, Temp = 25° Figure 3.19. ADC Dynamic ...
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Figure 3.20. ADC Temperature sensor readout 2600 2500 2400 2300 2200 2100 –40 –25 –15 – Tem perat ure [ ° C] 3.11 Digital Analog Converter (DAC) Table 3.16. DAC Symbol Parameter V Output voltage range ...
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Symbol Parameter Signal to Noise-pulse Dis- SNDR DAC tortion Ratio (SNDR) Spurious-Free Dynamic SFDR DAC Range(SFDR) V Offset voltage DACOFFSET DNL Differential non-linearity DAC INL Integral non-linearity DAC MC No missing codes DAC 3.12 Operational Amplifier (OPAMP) The electrical characteristics ...
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Preliminary Symbol Parameter G Open Loop Gain OL GBW Gain Bandwidth Product OPAMP PM Phase Margin OPAMP R Input Resistance INPUT R Load Resistance LOAD I DC Load Current LOAD_DC V Input Voltage INPUT V Output Voltage OUTPUT V Input ...
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Preliminary Symbol Parameter Figure 3.21. OPAMP Common Mode Rejection Ratio Figure 3.22. OPAMP Positive Power Supply Rejection Ratio 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers Condition Min V =1V, RESSEL=0, out 0.1 Hz<f<1 MHz, OPAx- HCMDIS=0 ...
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Preliminary Figure 3.23. OPAMP Negative Power Supply Rejection Ratio Figure 3.24. OPAMP Voltage Noise Spectral Density (Unity Gain) V Figure 3.25. OPAMP Voltage Noise Spectral Density (Non-Unity Gain) 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers =1V ...
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Analog Comparator (ACMP) Table 3.18. ACMP Symbol Parameter V Input voltage range ACMPIN V ACMP Common Mode volt- ACMPCM age range I Active current ACMP Current consumption of in- I ACMPREF ternal voltage reference V Offset voltage ACMPOFFSET V ...
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Preliminary Figure 3.26. Typical ACMP Characteristics 2.5 2.0 1.5 1.0 0.5 0 ACMP_CTRL_BIASPROG Current consumption 100 BIASPROG= 0.0 BIASPROG= 4.0 BIASPROG= 8.0 BIASPROG= 12 ACMP_CTRL_HYSTSEL Hysteresis 2012-09-11 - ...
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Voltage Comparator (VCMP) Table 3.19. VCMP Symbol Parameter V Input voltage range VCMPIN V VCMP Common Mode volt- VCMPCM age range I Active current VCMP t Startup time reference gen- VCMPREF erator V Offset voltage VCMPOFFSET V VCMP hysteresis ...
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LCD Table 3.20. LCD Symbol Parameter f Frame rate LCDFR NUM Number of segments sup- SEG ported V LCD supply voltage range LCD Steady state current con- I LCD sumption. Steady state Current contri- I LCDBOOST bution of internal ...
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Preliminary Symbol Parameter I LEUART current LEUART I I2C current I2C I TIMER current TIMER I LETIMER current LETIMER I PCNT current PCNT I RTC current RTC I LCD current LCD I AES current AES I GPIO current GPIO I ...
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Pinout and Package Note Please refer to the application note "AN0002 EFM32 Hardware Design Considerations" for guidelines on designing Printed Circuit Boards (PCB's) for the EFM32LG995. 4.1 Pinout The EFM32LG995 pinout is shown in Figure 4.1 (p. 46) and ...
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Preliminary BGA120 Pin# and Name Pin Name Analog A4 PE9 LCD_SEG5 A5 PD11 LCD_SEG30 A6 PD9 LCD_SEG28 A7 PF7 LCD_SEG25 A8 PF5 LCD_SEG3 A9 PF4 LCD_SEG2 A10 PF2 LCD_SEG0 A11 USB_VREGI USB Input to internal 3.3 V regulator. A12 USB_VREGO ...
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Preliminary BGA120 Pin# and Name Pin Name Analog C11 PE4 LCD_COM0 DAC0_OUT1ALT #2/ C12 PC14 OPAMP_OUT1ALT ACMP1_CH6 DAC0_OUT1ALT #3/ C13 PC15 OPAMP_OUT1ALT ACMP1_CH7 D1 PA3 LCD_SEG16 D2 PA2 LCD_SEG15 D3 PB15 D11 PE5 LCD_COM1 DAC0_OUT1ALT #0/ D12 PC12 OPAMP_OUT1ALT ACMP1_CH4 ...
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Preliminary BGA120 Pin# and Name Pin Name Analog LCD_COM7 H3 VSS Ground H11 VDD_DREG Power supply for on-chip voltage regulator. H12 PE2 BU_VOUT H13 PC7 ACMP0_CH7 J1 PD14 J2 PD15 J3 VSS Ground J11 IOVDD_3 Digital IO power supply 3. ...
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Preliminary BGA120 Pin# and Name Pin Name Analog M1 PB7 LFXTAL_P DAC0_P0 #0/ M2 PC4 OPAMP_P0 ACMP0_CH4 M3 PA8 LCD_SEG36 M4 PA10 LCD_SEG38 M5 PA13 LCD_BCAP_N M6 PA14 LCD_BEXT Reset input. M7 RESETn Active low, with internal pull-up. M8 AVSS_1 ...
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Alternate functionality pinout A wide selection of alternate functionality is available for multiplexing to various pins. This is shown in Table 4.2 (p. 51) . The table shows the name of the alternate functionality in the first column, followed ...
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Preliminary Alternate Functionality 0 1 CMU_CLK0 PA2 PC12 CMU_CLK1 PA1 PD8 DAC0_N0 / PC5 OPAMP_N0 DAC0_N1 / PD7 OPAMP_N1 DAC0_N2 / PD3 OPAMP_N2 DAC0_OUT0 / PB11 OPAMP_OUT0 DAC0_OUT0ALT / PC0 PC1 OPAMP_OUT0ALT DAC0_OUT1 / PB12 OPAMP_OUT1 DAC0_OUT1ALT / PC12 PC13 ...
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Preliminary Alternate Functionality 0 1 EBI_A16 PB0 PB0 EBI_A17 PB1 PB1 EBI_A18 PB2 PB2 EBI_A19 PB3 PB3 EBI_A20 PB4 PB4 EBI_A21 PB5 PB5 EBI_A22 PB6 PB6 EBI_A23 PC0 PC0 EBI_A24 PC1 PC1 EBI_A25 PC2 PC2 EBI_A26 PC4 PC4 EBI_A27 PD2 ...
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Preliminary Alternate Functionality 0 1 EBI_CS1 PD10 PD10 EBI_CS2 PD11 PD11 EBI_CS3 PD12 PD12 EBI_CSTFT PA7 PA7 EBI_DCLK PA8 PA8 EBI_DTEN PA9 PA9 EBI_HSNC PA11 PA11 EBI_NANDREn PC3 PC3 EBI_NANDWEn PC5 PC5 EBI_REn PF5 PF9 EBI_VSNC PA10 PA10 EBI_WEn PF4 ...
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Preliminary Alternate Functionality 0 1 LCD_COM2 PE6 LCD_COM3 PE7 LCD_SEG0 PF2 LCD_SEG1 PF3 LCD_SEG2 PF4 LCD_SEG3 PF5 LCD_SEG4 PE8 LCD_SEG5 PE9 LCD_SEG6 PE10 LCD_SEG7 PE11 LCD_SEG8 PE12 LCD_SEG9 PE13 LCD_SEG10 PE14 LCD_SEG11 PE15 LCD_SEG12 PA15 LCD_SEG13 PA0 LCD_SEG14 PA1 LCD_SEG15 ...
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Preliminary Alternate Functionality 0 1 LCD_SEG25 PF7 LCD_SEG26 PF8 LCD_SEG27 PF9 LCD_SEG28 PD9 LCD_SEG29 PD10 LCD_SEG30 PD11 LCD_SEG31 PD12 LCD_SEG32 PB0 LCD_SEG33 PB1 LCD_SEG34 PB2 LCD_SEG35 PA7 LCD_SEG36 PA8 LCD_SEG37 PA9 LCD_SEG38 PA10 LCD_SEG39 PA11 LES_ALTEX0 PD6 LES_ALTEX1 PD7 LES_ALTEX2 ...
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Preliminary Alternate Functionality 0 1 LES_CH11 PC11 LES_CH12 PC12 LES_CH13 PC13 LES_CH14 PC14 LES_CH15 PC15 LETIM0_OUT0 PD6 PB11 LETIM0_OUT1 PD7 PB12 LEU0_RX PD5 PB14 LEU0_TX PD4 PB13 LEU1_RX PC7 PA6 LEU1_TX PC6 PA5 LFXTAL_N PB8 LFXTAL_P PB7 PCNT0_S0IN PC13 PE0 ...
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Alternate Functionality 0 1 U0_TX PF6 PE0 U1_RX PC13 PF11 U1_TX PC12 PF10 US0_CLK PE12 PE5 US0_CS PE13 PE4 US0_RX PE11 PE6 US0_TX PE10 PE7 US1_CLK PB7 PD2 US1_CS PB8 PD3 US1_RX PC1 PD1 US1_TX PC0 PD0 US2_CLK PC4 PB5 ...
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Table 4.3. GPIO Pinout Port Pin Pin Pin Port A PA15 PA14 PA13 PA12 Port B PB15 PB14 PB13 PB12 Port C PC15 PC14 PC13 PC12 Port D PD15 PD14 PD13 PD12 Port E PE15 PE14 PE13 ...
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BGA120 Package Figure 4.3. BGA120 Note: 1. The dimensions in parenthesis are reference. 2. Datum "C" and seating plane are defined by the crown of the soldier balls. 3. All dimensions are in millimeters. The BGA120 Package uses SAC105 ...
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PCB Layout and Soldering 5.1 Recommended PCB Layout Figure 5.1. BGA120 PCB Land Pattern a b Table 5.1. BGA120 PCB Land Pattern Dimensions (Dimensions in mm) Symbol 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 Preliminary ...the world's ...
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Preliminary Figure 5.2. BGA120 PCB Solder Mask a b Table 5.2. BGA120 PCB Solder Mask Dimensions (Dimensions in mm) Symbol 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers e d Dim. (mm) 0.35 ...
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Figure 5.3. BGA120 PCB Stencil Design a b Table 5.3. BGA120 PCB Stencil Design Dimensions (Dimensions in mm) Symbol The drawings are not to scale. 2. All dimensions are in millimeters. 3. All drawings are ...
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Chip Marking, Revision and Errata 6.1 Chip Marking In the illustration below package fields and position are shown. Figure 6.1. Example Chip Marking 6.2 Revision The revision of a chip can be determined from the "Revision" field in Figure ...
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Revision History 7.1 Revision 1.00 September 11th, 2012 Updated the HFRCO 1 MHz band typical value to 1.2 MHz. Updated the HFRCO 7 MHz band typical value to 6.6 MHz. Corrected BGA solder balls material from Sn96.5/Ag3/Cu0.5 to SAC105. ...
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... Micro reserves the right to make changes without further notice and limitation to product information, specifications, and descriptions herein, and does not give warranties as to the accuracy or completeness of the included information. Energy Micro shall have no liability for the consequences of use of the infor- mation supplied herein. This document does not imply or express copyright licenses granted hereunder to design or fabricate any integrated circuits. The products must not be used within any Life Support System without the specific written consent of Energy Micro. A " ...
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... B Contact Information B.1 Energy Micro Corporate Headquarters Postal Address Energy Micro AS P.O. Box 4633 Nydalen N-0405 Oslo NORWAY www.energymicro.com Phone: + Fax B.2 Global Contacts Visit www.energymicro.com for information on global distributors and representatives or contact sales@energymicro.com for additional information. Americas www.energymicro.com/americas www.energymicro.com/emea 2012-09-11 - EFM32LG995FXX - d0124_Rev1 ...
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... Chip Marking, Revision and Errata ............................................................................................................ 64 6.1. Chip Marking ................................................................................................................................ 64 6.2. Revision ...................................................................................................................................... 64 6.3. Errata ......................................................................................................................................... 64 7. Revision History ...................................................................................................................................... 65 7.1. Revision 1.00 ............................................................................................................................... 65 7.2. Revision 0.92 ............................................................................................................................... 65 7.3. Revision 0.90 ............................................................................................................................... 65 A. Disclaimer and Trademarks ....................................................................................................................... 66 A.1. Disclaimer ................................................................................................................................... 66 A.2. Trademark Information ................................................................................................................... 66 B. Contact Information ................................................................................................................................. 67 B.1. Energy Micro Corporate Headquarters .............................................................................................. 67 B.2. Global Contacts ............................................................................................................................ 67 2012-09-11 - EFM32LG995FXX - d0124_Rev1.00 ...the world's most energy friendly microcontrollers www.energymicro.com 68 ...
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Preliminary List of Figures 2.1. Block Diagram ....................................................................................................................................... 3 2.2. EFM32LG995 Memory Map with largest RAM and Flash sizes ........................................................................ 9 3.1. Typical Low-Level Output Current, 2V Supply Voltage .................................................................................. 16 3.2. Typical High-Level Output Current, 2V Supply Voltage ................................................................................. ...
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Preliminary List of Tables 1.1. Ordering Information ................................................................................................................................ 2 2.1. Configuration Summary ............................................................................................................................ 7 3.1. Absolute Maximum Ratings ..................................................................................................................... 10 3.2. General Operating Conditions .................................................................................................................. 10 3.3. Environmental ....................................................................................................................................... 11 3.4. Current Consumption ............................................................................................................................. 12 3.5. Energy Modes Transitions ...................................................................................................................... ...
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Preliminary List of Equations 3.1. Total ACMP Active Current ..................................................................................................................... 41 3.2. VCMP Trigger Level as a Function of Level Setting ..................................................................................... 43 3.3. Total LCD Current Based on Operational Mode and Internal Boost ................................................................. 44 2012-09-11 - EFM32LG995FXX - ...
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