AT89LP51 Atmel Corporation, AT89LP51 Datasheet - Page 112

• Manufacturer Part Number: AT89LP51
• Manufacturer: Atmel Corporation

Specifications of AT89LP51

• Flash (kbytes): 4 Kbytes
• Max. Operating Frequency: 20 MHz
• Cpu: 8051-1C
• Max I/o Pins: 36
• Uart: 1
• Sram (kbytes): 0.25
• Eeprom (bytes): 256
• Self Program Memory: IAP
• Operating Voltage (vcc): 2.4 to 5.5
• Timers: 3
• Isp: SPI
• Watchdog: Yes

21. Revision History
112
AT89LP51/52
Revision No.
Revision A – September 2010
Revision B – December 2010
Revision C – May 2011
Revision D – December 2011
History
•
•
•
•
•
•
•
•
•
•
Initial Release
Added AT89LP51 device
Updated Device IDs
Lowered Minimum Operating Voltage to 2.4V
Added System Configuration
Added Code size to Ordering table
Removed Preliminary Status
Updated AC/DC characteristics
Section 18.6 on page
Added typical I/O characteristics
Section 18.3.4 on page 98
Added note on active power measurement
102)
and
(Section 2.2 on page
Section 18.3.5 on page
(Section 18.2 on page 92
(Section 18.3.3 on page
(page
105)
3709D–MICRO–12/11
7)
99)
97,
and