ADUC814 Precision Analog Microcontroller: 1.3MIPS 8052 MCU + 8kB Flash + 6-Ch 12-Bit ADC + Dual 12-Bit DAC

The ADuC814 MicroConverter® is a fully integrated 12-bit data acquisition system-on-a-chip. Like all of ADI's MicroConverter products, it features precision A/D & D/A conversion and a Flash microcontroller on a single chip.

The ADuC814 is available in a 28-pin TSSOP package and operates on a 3V or 5V power supply.

Features and Benefits

6-Channel, 5µs, Self-Calibrating, 12-Bit ADC
Two 12-Bit Rail-to-Rail Voltage-Output DACs
Industry Standard 8052 Microcontroller
8K-Byte In-Circuit Re-Programmable Flash Program Memory
640-Byte Read/Write Accessible Non-Volatile Flash Data Memory
Temperature Monitor
Programmable PLL Clock & Low Power Operating Modes

Reduced Pin-Count & Lower Cost
Voltage Reference, Serial Interface
Ports, Watchdog Timer, Power Supply
Monitor, Power-On-Reset (POR), etc
Embedded Download/Debug &
Emulation Features

Processors & DSP

8052 Core Products

Data Sheets

Document	note
ADuC814: MicroConverter® , Small Package, 12-Bit ADC with Embedded Flash MCU Data Sheet (Rev. A)	PDF 846 kB
ADuC814: Errata Sheet (Rev. D0)	PDF 128 kB

Application Notes

Document	note
AN-282: Fundamentals of Sampled Data Systems	PDF 2131 kB
AN-660: XY-Matrix Keypad Interface to MicroConverter® (Rev. 0) AN-660 Accompanying Source Code	PDF 286 kB
AN-759: Expanding the Number of DAC Outputs on the ADuC8xx and ADuC702x Families (uC012) (Rev. 0) AN-759 Companion Code (zip, 3,464 bytes)	PDF 112 kB
AN-709: RTD Interfacing and Linearization Using an ADuC8xx MicroConverter&® (Rev. 0) AN-709 Accompanying Files (Tools and Source Code)	PDF 698 kB
AN-1074: Understanding the Serial Download Protocol (Formerly uC004) (Rev. 0)	PDF 245 kB
UC-018: Uses of the Time Interval Counter (Rev. prA) uC018 Files	PDF 632 kB
UC-001: MicroConverter® I2C® Compatible Interface uC001 Files	PDF 126 kB
AN-661: ADuC814 to ADM1032 via I²C® Interface (Rev. 0) AN-661 Accompanying Source Code	PDF 0 kB
UC-009: Addressing 16MB of External Data Memory	PDF 173 kB
UC-006: A 4-wire UART-to-PC Interface uC006 Gerber File (1) uC006 Files uC006 Gerber Files (2)	PDF 157.71 K

User Guides

Document	note
UG-041: ADuC8xx Evaluation Kit Getting Started User Guide	PDF 679 kB
ADuC814 Quick Reference Guide	PDF 548 kB

Order Information

Part Number	Package	Packing Qty	Temp Range	Price 100-499	Price 1000+	RoHS
ADUC814ARU Production	28 ld TSSOP (4.4mm)	OTH 50	-40 to 125C	6.01	5.28	N
ADUC814ARU-REEL7 Contact ADI	28 ld TSSOP (4.4mm)	REEL 1000	-40 to 85C	0	0	N
ADUC814ARUZ Production	28 ld TSSOP (4.4mm)	OTH 50	-40 to 125C	5.2	4.57	Y
ADUC814ARUZ-REEL Production	28 ld TSSOP (4.4mm)	REEL 2500	-40 to 125C	0	4.57	Y
ADUC814ARUZ-REEL7 Production	28 ld TSSOP (4.4mm)	REEL 1000	-40 to 125C	0	4.57	Y
ADUC814BRU Production	28 ld TSSOP (4.4mm)	OTH 50	-40 to 125C	7.01	6.17	N
ADUC814BRU-REEL Production	28 ld TSSOP (4.4mm)	REEL 2500	-40 to 125C	0	6.17	N
ADUC814BRU-REEL7 Production	28 ld TSSOP (4.4mm)	REEL 1000	-40 to 125C	0	6.17	N
ADUC814BRUZ Production	28 ld TSSOP (4.4mm)	OTH 50	-40 to 125C	6.07	5.34	Y
ADUC814BRUZ-REEL Last Time Buy	28 ld TSSOP (4.4mm)	REEL 2500	-40 to 125C	0	5.34	Y
ADUC814BRUZ-REEL7 Production	28 ld TSSOP (4.4mm)	REEL 1000	-40 to 125C	0	5.34	Y