AT89LP51ED2-20AU Atmel, AT89LP51ED2-20AU Datasheet - Page 252
AT89LP51ED2-20AU
Manufacturer Part Number
AT89LP51ED2-20AU
Description
8-bit Microcontrollers - MCU 64KB 20MHz 2.4V-5.5V
Manufacturer
Atmel
Datasheet
1.AT89LP51ED2-20AAU.pdf
(254 pages)
Specifications of AT89LP51ED2-20AU
Rohs
yes
Core
8051
Processor Series
AT89x
Data Bus Width
8 bit
Maximum Clock Frequency
20 MHz
Program Memory Size
64 KB
Data Ram Size
256 B
On-chip Adc
Yes
Operating Supply Voltage
2.4 V to 5.5 V
Operating Temperature Range
- 40 C to + 85 C
Package / Case
TQFP-44
Mounting Style
SMD/SMT
Data Rom Size
4 KB
Interface Type
2-Wire, SPI, UART
Number Of Programmable I/os
36
Number Of Timers
3
Program Memory Type
Flash
Factory Pack Quantity
160
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
- Current page: 252 of 254
- Download datasheet (7Mb)
Table of Contents (Continued)
iv
AT89LP51RD2/ED2/ID2 Preliminary
19 Two-Wire Serial Interface .................................................................... 136
20 Dual Analog Comparators ................................................................... 159
21 Digital-to-Analog/Analog-to-Digital Converter .................................. 166
22 Instruction Set Summary .................................................................... 175
23 On-Chip Debug System ....................................................................... 185
24 Flash Memory Programming .............................................................. 187
18.4
18.5
18.6
19.1
19.2
19.3
19.4
19.5
19.6
20.1
20.2
20.3
21.1
21.2
21.3
21.4
21.5
21.6
21.7
22.1
23.1
23.2
23.3
24.1
24.2
24.3
24.4
Error Conditions .............................................................................................132
Serial Clock Timing ........................................................................................133
Registers .......................................................................................................134
Data Transfer and Frame Format ..................................................................137
Multi-master Bus Systems, Arbitration and Synchronization .........................139
Overview of the TWI Module .........................................................................141
Register Overview .........................................................................................143
Using the TWI ................................................................................................144
Transmission Modes .....................................................................................146
Analog Input Muxes .......................................................................................160
Internal Reference Voltage ............................................................................161
Comparator Interrupt Debouncing .................................................................161
ADC Operation ..............................................................................................168
Temperature Sensor ......................................................................................169
DAC Operation ..............................................................................................169
Clock Selection ..............................................................................................170
Starting a Conversion ....................................................................................171
Noise Considerations ....................................................................................171
Registers .......................................................................................................172
Instruction Set Extensions .............................................................................179
Physical Interface ..........................................................................................185
Software Breakpoints ....................................................................................186
Limitations of On-Chip Debug .......................................................................186
Memory Organization ....................................................................................188
User Configuration Fuses ..............................................................................190
Flash Hardware Security ...............................................................................191
In-Application Programming (IAP) .................................................................192
3714A–MICRO–7/11
Related parts for AT89LP51ED2-20AU
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
DEV KIT FOR AVR/AVR32
Manufacturer:
Atmel
Datasheet:
Part Number:
Description:
INTERVAL AND WIPE/WASH WIPER CONTROL IC WITH DELAY
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Low-Voltage Voice-Switched IC for Hands-Free Operation
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
MONOLITHIC INTEGRATED FEATUREPHONE CIRCUIT
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
AM-FM Receiver IC U4255BM-M
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Monolithic Integrated Feature Phone Circuit
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
Multistandard Video-IF and Quasi Parallel Sound Processing
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
High-performance EE PLD
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
8-bit Flash Microcontroller
Manufacturer:
ATMEL Corporation
Datasheet:
Part Number:
Description:
2-Wire Serial EEPROM
Manufacturer:
ATMEL Corporation
Datasheet: