Product Summary

The ADUC812BSZ is a fully integrated 12-bit data acquisition system incorporating a high performance self-calibrating multichannel ADC, dual DAC, and programmable 8-bit MCU (8051 instruction set compatible) on a single chip. The programmable 8051 compatible core is supported by 8K bytes Flash/EE program memory, 640 bytes Flash/EE data memory, and 256 bytes data SRAM on-chip.

Parametrics

Absolute maximum ratings: (1)AVDD to DVDD: –0.3 V to +0.3 V; (2)AGND to DGND: –0.3 V to +0.3 V; (3)DVDD to DGND, AVDD to AGND: –0.3 V to +7 V; (4)Digital Input Voltage to DGND: –0.3 V to DVDD + 0.3 V; (5)Digital Output Voltage to DGND: –0.3 V to DVDD + 0.3 V; (6)VREF to AGND: –0.3 V to AVDD + 0.3 V; (7)Analog Inputs to AGND: –0.3 V to AVDD + 0.3 V; (8)Operating Temperature Range Industrial (B Version): –40℃ to +85℃; (9)Storage Temperature Range: –65℃ to +150℃; (10)Junction Temperature: 150℃; (11)θJA Thermal Impedance: 90℃/W; (12)Lead Temperature, Soldering: Vapor Phase (60 sec): 215℃; Infrared (15 sec): 220℃.

Features

Features: (1)8-Channel, High Accuracy 12-Bit ADC; (2)On-Chip, 100 ppm/C Voltage Reference; (3)High Speed 200 kSPS; (4)DMA Controller for High Speed ADC-to-RAM Capture; (5)2 12-Bit Voltage Output DACs; (6)On-Chip Temperature Sensor Function; (7)8K Bytes On-Chip Flash/EE Program Memory; (8)640 Bytes On-Chip Flash/EE Data Memory; (9)256 Bytes On-Chip Data RAM; (10)16M Bytes External Data Address Space; (11)64K Bytes External Program Address Space; (12)12 MHz Nominal Operation (16 MHz Max); (13)3 16-Bit Timer/Counters; (14)High Current Drive Capability—Port 3; (15)9 Interrupt Sources, 2 Priority Levels; (16)Specified for 3 V and 5 V Operation; (17)Normal, Idle, and Power-Down Modes; (18)On-Chip Peripherals; (19)UART and SPI Serial I/O; (20)2-Wire (400 kHz I2C Compatible) Serial I/O; (21)Watchdog Timer; (22)Power Supply Monitor.

Diagrams

Image Part No Mfg Description Data Sheet Download Pricing
(USD)		 Quantity
ADUC812BSZ
ADUC812BSZ

IC ADC 12BIT MULTICH MCU 52-MQFP
Data Sheet
0-1: $10.28
1-10: $9.34
10-100: $7.94
100-250: $7.24
250-500: $6.77
500-1000: $6.23
ADUC812BSZ-REEL
ADUC812BSZ-REEL

IC MCU FLASH 12BIT ADC 52MQFP
Data Sheet
0-800: $6.45