MAXQ7665BATM+ Maxim Integrated Products, MAXQ7665BATM+ Datasheet
MAXQ7665BATM+
Specifications of MAXQ7665BATM+
Related parts for MAXQ7665BATM+
MAXQ7665BATM+ Summary of contents
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... Instructions (Most Require Only One Clock Cycle) 16-Level Hardware Stack MAXQ is a registered trademark of Maxim Integrated Products, Inc. DeviceNet is a trademark of Open DeviceNet Vendor Association, Inc. Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device may be simultaneously available through various sales channels ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ABSOLUTE MAXIMUM RATINGS DV to DGND, AGND, or GNDIO ..........................-0.3V to +4V DD DGND to GNDIO or AGND....................................-0.3V to +0. DGND, AGND, or GNDIO .......................-0.3V to +6V DDIO AV to DGND, AGND, ...
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RISC Microcontroller-Based ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL MEMORY SECTION Flash Memory Size Flash Erase/Write Endurance Flash Erase ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL Spurious-Free Dynamic Range Conversion Clock Frequency f ...
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RISC Microcontroller-Based ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL Large-Signal Bandwidth (-3dB) Input Capacitance Crosstalk Between Channels Input Common-Mode ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL DAC Glitch Impulse DAC Power-On Time Power-Supply ...
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RISC Microcontroller-Based ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL SUPPLY VOLTAGE SUPERVISORS AND BROWNOUT DETECTION DV Voltage-Supervisor Reset DD ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL Crystal Oscillator Stability XIN Input Load Capacitance ...
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RISC Microcontroller-Based ELECTRICAL CHARACTERISTICS (continued) ( +5.0V +3.3V DDIO DD Typical values are +25°C.) (Note 1) A PARAMETER SYMBOL Input Pullup Resistance Input Capacitance DIGITAL OUTPUTS (P0._, CANTXD, UTX) ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ( +5.0V +3.3V DDIO DD GPO._ OUTPUT HIGH VOLTAGE vs. SOURCE CURRENT -40° +25° ...
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RISC Microcontroller-Based ( +5.0V +3.3V DDIO DD DACOUT OUTPUT LOW VOLTAGE vs. SINK CURRENT 0.5 REFDAC = +5V OUTPUT CODE = 000h 0.4 0.3 0.2 0 ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ( +5.0V +3.3V DDIO DD ADC/PGA ZERO-CODE ERROR (GAIN = 16) vs. AV SUPPLY VOLTAGE DD 2.00 1.75 1.50 1.25 1.00 REFADC = +4.75V REFADC = AV ...
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DV = +5.0V +3.3V DDIO DD DV BOR THRESHOLD VOLTAGE DD vs. TEMPERATURE 2.90 DVBR[1:0] = [0:0] 2.89 REGEN = DV DDIO 2.88 2.87 2.86 2.85 2.84 2.83 2.82 2.81 2.80 -40 -25 -10 ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ( +5.0V +3.3V DDIO DD RC OSCILLATOR OUTPUT FREQUENCY vs. TEMPERATURE 7. +3.3V DD REGEN = DV DDIO 7.65 7.60 7.55 7.50 7.45 7.40 -40 ...
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RISC Microcontroller-Based ( +5.0V +3.3V DDIO DD AV DISABLED SUPPLY CURRENT DD vs. TEMPERATURE 500 ALL ANALOG FUNCTIONS DISABLED 400 300 200 100 0 -40 -25 - ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems PIN NAME 1 AIN11 Analog Input Channel 11. AIN11 is multiplexed to the PGA as a differential input with AIN10. 2 AIN10 Analog Input Channel 10. AIN10 is multiplexed to the PGA as a ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems PIN NAME Port 0 Data 1/JTAG Test Mode Select. P0 general-purpose digital I/O with interrupt/wake- 33 P0.1/TMS up capability. TMS is the JTAG test mode, select input. Port 0 Data 2/JTAG Serial ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems I INT REMOTE TEMP-SENSE DIODE CURRENT DRIVE 1:2 CURRENT DEMUX AIN0 AIN1 AIN2 AIN3 TEMPERATURE SENSORS INTERNAL TSE ADCMX0 AIN4 AIN5 AIN6 AIN7 AIN8 AIN9 AIN10 AIN11 AIN12 AIN13 AIN14 AIN15 AIN1 AIN3 AIN5 ...
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RISC Microcontroller-Based Detailed Description The µC arithmetic core of the MAXQ7665A– MAXQ7665D is a 16-bit RISC machine with digital and analog peripheral functions. They incorporate a 16-bit RISC ALU with a Harvard memory architecture that can address up to ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems The MAXQ7665A–MAXQ7665D ADC uses a fully differ- ential SAR conversion technique and an on-chip T/H block to convert temperature and voltage signals into a 12-bit digital result. Differential configurations are sup- ported using an ...
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RISC Microcontroller-Based 2N3904 2N3904 Figure 3. Temperature-Sensor Application Circuit—Single-Ended Configuration 2N3904 2N3904 Figure 4. Temperature-Sensor Application Circuit—Differential Configuration Power-On Reset and Brownout Power supplies DV and DV DD DDIO brownout monitor that alerts the µC through interrupt when their ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems NOMINAL DV (+3.3V) DD BROWNOUT +3.13V INTERRUPT +3.06V TRIGGER POINT +2.84V BROWNOUT +2.77V RESET TRIGGER POINT DGND DVLVL FLAG (ASR[14]) DVBI FLAG (ASR[4]) Figure 5. DV Brownout Interrupt Detection DD During power-up, RESET is ...
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RISC Microcontroller-Based As DV continues to fall below the DV DD old set by the VDBR bits, the RESET pin is pulled low, µC and peripheral activity stops, and most, but not all of the register bits are set ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems As illustrated in Figure 7, the high-frequency internal RC oscillator (HFRCCLK) drives the watchdog timer through a series of dividers. The divider output is pro- grammable and determines the timeout interval. When enabled, the ...
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RISC Microcontroller-Based Note: The MAXQ7665A–MAXQ7665D do not have sec- ondary timer I/O pins (such as T0B and T1B) that are present in some other MAXQ products. 16-Bit x 16-Bit Hardware Multiplier A hardware multiplier supports high-speed multiplica- tions. The ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems CAN Functional Description The basic functions covered by the CAN controller include the use of 11-bit standard or 29-bit extended acceptance identifiers, as programmed by the µC for each message center, as shown in ...
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RISC Microcontroller-Based SYSCLK DIVIDE DIVIDE LDSBUF RDSBUF TI RI FLAG = FLAG = SCON0.1 SCON0.0 SERIAL INTERRUPT Figure 11a. UART Synchronous Mode (Mode 0) each incoming message, before accepting an incom- ing message. ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems SYSCLK DIVIDE SMOD LDSBUF RDSBUF BAUD CLOCK GENERATOR DIVIDE FLAG = FLAG = SCON0.1 SCON0.0 Figure 11b. UART Asynchronous Mode (Mode 1) detection. Table 1 summarizes the ...
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RISC Microcontroller-Based TAP controller (see Figure 12). The shift registers serve as transmit-and-receive data buffers for a debugger. From a JTAG perspective, shift registers are user- defined optional data registers. The bypass register and the instruction register, for example, ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems the host to the internal TAP module shift registers. Data is transferred LSB first. • TCK—Serial clock for the test logic. • TMS—Test mode selection. Test signals received at TMS are sampled at the ...
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RISC Microcontroller-Based MAXQ Core Architecture The MAXQ7665A–MAXQ7665D are low-cost, high-per- formance, CMOS, fully static, 16-bit µCs with flash mem- ory and are members of the MAXQ family of µCs. The MAXQ7665A–MAXQ7665D are structured on a highly advanced, accumulator-based, 16-bit ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems PROGRAM SPACE 256 x 16 DATA SRAM UTILITY ROM 64KB (32K x 16) PROGRAM FLASH OR MASKED ROM Figure 14. MAXQ7665B Memory Map A pseudo-Von Neumann memory map can also be ...
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RISC Microcontroller-Based Following any reset, execution begins in the utility ROM. The ROM software determines whether the pro- gram execution should immediately jump to location 0000h, the start of user-application code one of the special routines mentioned. ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems MAXQ7665A (128KB TOTAL) 0xFFFF 0x7FFF FLASH 0xF000 0x7000 0xEFFF 0x6FFF FLASH 0xE000 0x6000 0xDFFF 0x5FFF FLASH 0xC000 0x4000 0xBFFF 0x3FFF 16K x 16 FLASH 0x8000 ...
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RISC Microcontroller-Based Power Management Power consumption reaches its minimum in stop mode. In this mode, the external oscillator, internal RC oscilla- tor, system clock, and all processing activity is halted. Stop mode is exited when an enabled external interrupt ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems Multiple interrupt sources are available for quick response to internal and external events. The MAXQ architecture uses a single interrupt vector (IV), single interrupt-service routine (ISR) design. For maximum flexibility, interrupts can be enabled ...
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RISC Microcontroller-Based External System Reset Asserting the external RESET input low causes the device to enter the reset state. The external reset func- tions as described in the MAXQ7665/MAXQ7666 User’s Guide . Execution resumes at location 8000h after RESET ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems Table 3. System Register Bit Functions and Reset Values REGISTER APC PSF IC IMR SC IIR CKCN WDCN A[n] (0..15 PFX[n] (0..15 ...
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RISC Microcontroller-Based Table 4. Peripheral Register Map REGISTER INDEX M0 (0h) 0h PO0 1h — 2h — 3h EIF0 4h — 5h — 6h — 7h SBUF0 8h PI0 9h — Ah — Bh EIE0 Ch — Dh — ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems 40 _______________________________________________________________________________________ ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ______________________________________________________________________________________ 41 ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems 42 _______________________________________________________________________________________ ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems ______________________________________________________________________________________ 43 ...
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RISC Microcontroller-Based Smart Data-Acquisition Systems 2N3904 TEMPERATURE SENSOR DUAL-BRIDGE SENSOR VBRIDGEA GNDA VBRIDGEB GNDB DUAL-BRIDGE SENSOR VBRIDGEA GNDA VBRIDGEB GNDB +12V V (+5V OUT 10µF 22µF MAX5024 EN SET HOLD LDO EXTERNAL RESET IS OPTIONAL RESET GND ...
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RISC Microcontroller-Based TOP VIEW P0.5/DACLOAD REGEN DV DDIO DV DD RESET XOUT XIN AV DD AIN15 AIN14 AIN13 AIN12 *CONNECT EXPOSED PAD TO AGND. Chip Information PROCESS: BiCMOS and CMOS ______________________________________________________________________________________ Smart Data-Acquisition Systems ...
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... RISC Microcontroller-Based Smart Data-Acquisition Systems Ordering Information PART PIN-PACKAGE MAXQ7665AATM+** 48 TQFN-EP* MAXQ7665BATM+ 48 TQFN-EP* MAXQ7665CATM+** 48 TQFN-EP* MAXQ7665DATM+** 48 TQFN-EP* + Devices are only available in lead(Pb)-free packaging Exposed pad. ** Future Product—contact factory for availability. Note: All devices are specified for operation over the -40°C to +125° ...
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... Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied. Maxim reserves the right to change the circuitry and specifications without notice at any time. Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 47 © 2008 Maxim Integrated Products ...