AT89C51RE2 Atmel Corporation, AT89C51RE2 Datasheet - Page 183

• Manufacturer Part Number: AT89C51RE2
• Manufacturer: Atmel Corporation

Specifications of AT89C51RE2

• Flash (kbytes): 128 Kbytes
• Max. Operating Frequency: 60 MHz
• Cpu: 8051-12C
• Max I/o Pins: 34
• Spi: 1
• Uart: 2
• Sram (kbytes): 8.25
• Self Program Memory: API
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 4
• Isp: UART/OCD
• Watchdog: Yes

Document
Revision
History
Changes from
7663B to 7663C
Changes from
7663C to 7663D
Changes from
7663D to 7663E
7663E–8051–10/08
1. Modified ordering information.
2. Various grammatical corections throughout document.
1. TWI interface added.
1. Removed 64 and 68 pins package product version.
2. Minor correction on Table 69 on page 102.
AT89C51RE2
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