ADUC842BCPZ62-3 Analog Devices Inc, ADUC842BCPZ62-3 Datasheet - Page 2

• Manufacturer Part Number: ADUC842BCPZ62-3
• Description: Microconverter 1-cycle Version ADUC832
• Manufacturer: Analog Devices Inc
• Series: MicroConverter® ADuC8xxr

Specifications of ADUC842BCPZ62-3

• Core Processor: 8052
• Core Size: 8-Bit
• Speed: 8.38MHz
• Connectivity: I²C, SPI, UART/USART
• Peripherals: DMA, PSM, PWM, Temp Sensor, WDT
• Number Of I /o: 32
• Program Memory Size: 62KB (62K x 8)
• Program Memory Type: FLASH
• Ram Size: 2.25K x 8
• Voltage - Supply (vcc/vdd): 2.7 V ~ 3.6 V
• Data Converters: A/D 8x12b, D/A 2x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 56-LFCSP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADuC841/ADuC842/ADuC843
TABLE OF CONTENTS
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 8
Pin Configurations and Functional Descriptions ........................ 9
Terminology .................................................................................... 11
Typical Performance Characteristics ........................................... 12
Functional Description .................................................................. 16
REVISION HISTORY
Revision 0: Initial Version
ESD Caution.................................................................................. 8
ADC Specifications .................................................................... 11
DAC Specifications..................................................................... 11
8052 Instruction Set ................................................................... 16
Other Single-Cycle Core Features ............................................ 18
Memory Organization ............................................................... 19
Special Function Registers (SFRs)............................................ 20
Accumulator SFR (ACC)........................................................... 21
Special Function Register Banks .............................................. 22
ADC Circuit Information.......................................................... 23
Calibrating the ADC .................................................................. 30
Nonvolatile Flash/EE Memory ................................................. 31
Using Flash/EE Data Memory .................................................. 34
User Interface to On-Chip Peripherals.................................... 38
On-Chip PLL............................................................................... 41
Rev. 0 | Page 2 of 88
Timing Specifications
Outline Dimensions ....................................................................... 86
Pulse-Width Modulator (PWM).............................................. 42
Serial Peripheral Interface (SPI)............................................... 45
I
Dual Data Pointer....................................................................... 51
Power Supply Monitor ............................................................... 52
Watchdog Timer......................................................................... 53
Time Interval Counter (TIC).................................................... 54
8052 Compatible On-Chip Peripherals................................... 57
Timer/Counter 0 and 1 Operating Modes.............................. 62
Timer/Counter Operating Modes............................................ 64
UART Serial Interface................................................................ 65
SBUF ............................................................................................ 65
Interrupt System ......................................................................... 70
Hardware Design Considerations ............................................ 72
Other Hardware Considerations.............................................. 76
Development Tools .................................................................... 77
QuickStart Development System ............................................. 77
Ordering Guides......................................................................... 87
2
C Compatible Interface........................................................... 48
, ,
.................................................................. 78