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AT89C2051

Status: In Production

Overview
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Development Environment
Similar Devices
RoHS Information
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Device Overview

Summary

Low-voltage, high-performance CMOS 8-bit microcomputer with 2KB of flash programmable and erasable read-only memory. The device is manufactured using Microchip high-density nonvolatile memory technology and is compatible with the industry-standard MCS-51 instruction set. This versatile 8-bit CPU with flash provides a highly flexible and cost-effective solution for many embedded control applications.

Parametrics
Name
Value
Program Memory Type
Flash
Program Memory Size (KB)
2
CPU Speed (MIPS/DMIPS)
4
Digital Communication Peripherals
1-UART,
Temperature Range (C)
-55 to 125
Operating Voltage Range (V)
2.7 to 6
Pin Count
20

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Similar Devices

Product
Pins
Flash (KB)
RAM (B)
Price 5K
Notes
20
2
0
$0.69
 
32
16
0
$4.12
 
16
2
0
$0.97
 
44
8
0
$0.62
 
64
32
2,048
 
 
44
16
1,024
$3.04
 
32
16
1,024
 
 
32
16
1,024
$1.80
 
64
16
1,024
$3.23
 
32
4
512
$1.80
 
44
64
4,096
$4.89
 
32
8
1,024
 
 
32
8
1,024
$2.35
 
20
16
512
$2.01
 
14
2
128
 
 
14
4
256
$1.52
 
14
8
512
$1.95
 
20
8
0
 
 
32
8
512
$1.24
 

RoHS Information

Part Number
Device Weight (g)
Shipping Weight (Kg)
Lead Count
Package Type
Package Width
Solder Composition
JEDEC Indicator
RoHS
China EFUP
AT89C2051-12PU
1.512900
2.500000
20
PDIP
.300in
Matte Tin
e3
AT89C2051-24PU
1.512900
2.500000
20
PDIP
.300in
Matte Tin
e3
AT89C2051-12SU
0.542000
0.973684
20
SOIC
.300in
Matte Tin
e3
AT89C2051-24SU
0.542000
0.973684
20
SOIC
.300in
Matte Tin
e3
AT89C2051-12SUR
0.542000
0.311875
20
SOIC
.300in
Matte Tin
e3
AT89C2051-24SUR
0.542000
0.311875
20
SOIC
.300in
Matte Tin
e3
To see a complete listing of RoHS data for this device, please Click here
Shipping Weight = Device Weight + Packing Material weight. Please contact sales office if device weight is not available.

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