MAXQ622G-0000+ Maxim Integrated Products, MAXQ622G-0000+ Datasheet - Page 3

• Manufacturer Part Number: MAXQ622G-0000+
• Description: IC MCU 16BIT 64K IR MOD 64LQFP
• Manufacturer: Maxim Integrated Products
• Series: MAXQ™r

Specifications of MAXQ622G-0000+

• Core Processor: RISC
• Core Size: 16-Bit
• Speed: 12MHz
• Connectivity: I²C, SPI, UART/USART, USB
• Peripherals: Brown-out Detect/Reset, Infrared, Power-Fail, POR, WDT
• Number Of I /o: 44
• Program Memory Size: 128KB (128K x 8)
• Program Memory Type: FLASH
• Ram Size: 6K x 8
• Voltage - Supply (vcc/vdd): 1.7 V ~ 3.6 V
• Oscillator Type: Internal
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 64-LQFP
• Processor Series: MAXQ622
• Core: RISC
• Data Bus Width: 16 bit
• Data Ram Size: 6 KB
• Interface Type: I2C, SPI, USART
• Maximum Clock Frequency: 12 MHz
• Number Of Programmable I/os: 44
• Number Of Timers: 2
• Operating Supply Voltage: 1.7 V to 3.6 V
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Development Tools By Supplier: MAXQUSBJTAG-KIT MAXQ622-KIT
• Minimum Operating Temperature: 0 C
• For Use With: MAXQ622-KIT# - EVALUATION KIT FOR MAXQ622
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Data Converters: -
• Lead Free Status / Rohs Status: Details

Applications Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Additional Documentation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Development and Technical Support . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
Package Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Table 1. Memory Areas and Associated Maximum Privilege Levels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
Table 2. Watchdog Interrupt Timeout (Sysclk = 12MHz, CD[1:0] = 00). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19
Table 3. USART Mode Details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Table 4. Power-Fail Warning Level Selection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Table 5. Power-Fail Detection States During Normal Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Table 6. Stop Mode Power-Fail Detection States with Power-Fail Monitor Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Table 7. Stop Mode Power-Fail Detection States with Power-Fail Monitor Disabled . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 1. Series Resistors (R
Figure 2. I
Figure 3. On-Chip Oscillator. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 4. In-Circuit Debugger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 5. Power-Fail Detection During Normal Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 6. Stop Mode Power-Fail Detection States with Power-Fail Monitor Enabled . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 7. Stop Mode Power-Fail Detection with Power-Fail Monitor Disabled . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Grounds and Bypassing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
2
C Bus Controller Timing Diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
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S
) for Protecting Against High-Voltage Spikes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
TABLE OF CONTENTS (continued)
Infrared Module and Optional USB
LIST OF FIGURES
LIST OF TABLES
16-Bit Microcontrollers with
3