ADUC7124 Analog Devices, ADUC7124 Datasheet - Page 17

• Manufacturer Part Number: ADUC7124
• Description: Precision Analog Microcontroller, 12-Bit Analog I/O, Large Memory, ARM7TDMI MCU with Enhanced IRQ Handler
• Manufacturer: Analog Devices

Specifications of ADUC7124

• Mcu Core: ARM7 TDMI
• Mcu Speed (mips): 40
• Sram (bytes): 32000Bytes
• Gpio Pins: 30
• Adc # Channels: 12

Pin No.
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Mnemonic
P1.1/SPM1/SOUT0/I2C0SDA/PLAI[1]
P1.0/T1/SPM0/SIN0/I2C0SCL/PLAI[0]
P4.2/PLAO[10]
P4.3/PLAO[11]
P4.4/PLAO[12]
RTCK
V
DAC
AV
AGND
GND
ADC0
ADC1
ADC2/CMP0
ADC3/CMP1
REF
DD
REF
REF
Description
General-Purpose Input and Output Port 1.1 (P1.1).
Serial Port Multiplexed (SPM1).
UART0 Output (SOUT0).
I2C0 (I2C0SDA).
Programmable Logic Array Input Element 1 (PLAI[1]).
General-Purpose Input and Output Port 1.0 (P1.0).
Timer1 Input (T1).
Serial Port Multiplexed (SPM0).
UART0 Input (SIN0).
I2C0 (I2C0SCL).
Programmable Logic Array Input Element 0 (PLAI[0]).
General-Purpose Input and Output Port 4.2 (P4.2).
Programmable Logic Array Output Element 10 (PLAO[10]).
General-Purpose Input and Output Port 4.3 (P4.3).
Programmable Logic Array Output Element 11 (PLAO[11]).
General-Purpose Input and Output Port 4.4 (P4.4).
Programmable Logic Array Output Element 12 (PLAO[12]).
JTAG Test Port Output, JTAG Return Test Clock.
2.5 V Internal Voltage Reference. Must be connected to a 0.47 µF capacitor when using
the internal reference.
External Voltage Reference for the DACs. Range: DACGND to DACV
3.3 V Analog Power.
Analog Ground. Ground reference point for the analog circuitry.
Ground Voltage Reference for the ADC. For optimal performance, the analog power
supply should be separated from IOGND and DGND.
Single-Ended or Differential Analog Input 0.
Single-Ended or Differential Analog Input 1.
Single-Ended or Differential Analog Input 2 (ADC2).
Comparator Positive Input (CMP0).
Single-Ended or Differential Analog Input 3 (ADC3).
Comparator Negative Input (CMP1).
Rev. B | Page 17 of 104
ADuC7124/ADuC7126
DD
.