AT89S4051 Atmel Corporation, AT89S4051 Datasheet - Page 42

• Manufacturer Part Number: AT89S4051
• Manufacturer: Atmel Corporation

Specifications of AT89S4051

• Flash (kbytes): 4 Kbytes
• Max. Operating Frequency: 24 MHz
• Cpu: 8051-12C
• Max I/o Pins: 15
• Uart: 1
• Sram (kbytes): 0.25
• Operating Voltage (vcc): 2.7 to 5.5
• Timers: 2
• Isp: SPI

55. Ordering Information
55.1
42
20P3
20S2
Speed
(MHz)
24
Green Package Option (Pb/Halide-free)
AT89S2051/S4051
2.7V to 5.5V
Supply
20-lead, 0.300” Wide, Plastic Dual In-line Package (PDIP)
20-lead, 0.300” Wide, Plastic Gull Wing Small Outline (SOIC)
Power
Ordering Code
AT89S2051/S4051-24PU
AT89S2051/S4051-24SU
Package Type
Package
20P3
20S2
Operation Range
(-40° C to 85° C)
Industrial
3390E–MICRO–6/08