Package / Case:
Operating Supply Voltage:
Maximum Clock Frequency:
Number of I/Os:
Program Memory Size:
Data RAM Size:
Image Part Number Manufacturer Description Price Stock Operation
AT89C51RB2-RLRUL Atmel / Microchip
8-bit Microcontrollers - MC...
1+
$6.42
25+
$5.89
100+
$5.78
1500+
$5.78
494
MOQ:1
INC:1
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AT89C5131A-TIRUL Atmel / Microchip
8-bit Microcontrollers - MC...
1+
$6.60
25+
$6.04
100+
$5.94
1000+
$5.94
944
MOQ:1
INC:1
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AT89C51RD2-SLRUM Atmel / Microchip
8-bit Microcontrollers - MC...
1+
$7.62
25+
$6.99
100+
$6.86
500+
$6.86
2,500
MOQ:1
INC:1
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