Part Numbers |
Manufacturer Name |
Datasheet |
Core Processor |
Core Size |
Speed |
Connectivity |
RAM Size |
Number of I/O |
Program Memory Size |
Program Memory Type |
EEPROM Size |
Voltage - Supply (Vcc/Vdd) |
Data Converters |
Oscillator Type |
Operating Temperature |
Package / Case |
AT89C51ED2-SMSUM |
ATMEL CORP |
|
80C51
|
8-Bit
|
60MHz
|
SPI, UART/USART
|
50
|
64KB (64K x 8)
|
FLASH
|
2K x 8
|
2K x 8
|
2.7 V ~ 5.5 V
|
-
|
External
|
-40°C ~ 85°C
|
68-PLCC
|
T89C51RD2-SMSIM |
ATMEL CORP |
|
80C51
|
8-Bit
|
40MHz
|
SPI, UART/USART
|
48
|
64KB (64K x 8)
|
FLASH
|
2K x 8
|
1.25K x 8
|
4.5 V ~ 5.5 V
|
-
|
Internal
|
-40°C ~ 85°C
|
68-PLCC
|
AT89C51ED2-SMRIM |
ATMEL CORP |
|
80C51
|
8-Bit
|
60MHz
|
SPI, UART/USART
|
50
|
64KB (64K x 8)
|
FLASH
|
2K x 8
|
2K x 8
|
2.7 V ~ 5.5 V
|
-
|
External
|
-40°C ~ 85°C
|
68-PLCC
|
TS87C51RD2-MCL |
ATMEL CORP |
|
80C51
|
8-Bit
|
40/20MHz
|
UART/USART
|
48
|
64KB (64K x 8)
|
OTP
|
-
|
1K x 8
|
4.5 V ~ 5.5 V
|
-
|
Internal
|
0°C ~ 70°C
|
68-PLCC
|
TS87C51RD2-MIL |
ATMEL CORP |
|
80C51
|
8-Bit
|
40/20MHz
|
UART/USART
|
48
|
64KB (64K x 8)
|
OTP
|
-
|
1K x 8
|
4.5 V ~ 5.5 V
|
-
|
Internal
|
-40°C ~ 85°C
|
68-PLCC
|
TS87C51RD2-VCL |
ATMEL CORP |
|
80C51
|
8-Bit
|
40/30MHz
|
UART/USART
|
48
|
64KB (64K x 8)
|
OTP
|
-
|
1K x 8
|
4.5 V ~ 5.5 V
|
-
|
Internal
|
0°C ~ 70°C
|
68-PLCC
|
TS87C51RD2-VIL |
ATMEL CORP |
|
80C51
|
8-Bit
|
40/30MHz
|
UART/USART
|
48
|
64KB (64K x 8)
|
OTP
|
-
|
1K x 8
|
4.5 V ~ 5.5 V
|
-
|
Internal
|
-40°C ~ 85°C
|
68-PLCC
|
TS87C51RD2-LCL |
ATMEL CORP |
|
80C51
|
8-Bit
|
30/20MHz
|
UART/USART
|
48
|
64KB (64K x 8)
|
OTP
|
-
|
1K x 8
|
2.7 V ~ 5.5 V
|
-
|
Internal
|
0°C ~ 70°C
|
68-PLCC
|
AT89C51ED2-SMRUM |
ATMEL CORP |
|
80C51
|
8-Bit
|
60MHz
|
SPI, UART/USART
|
50
|
64KB (64K x 8)
|
FLASH
|
2K x 8
|
2K x 8
|
2.7 V ~ 5.5 V
|
-
|
External
|
-40°C ~ 85°C
|
68-PLCC
|
W79E548A40PL |
NUVOTON TECHNOLOGY CORP |
|
8052
|
8-Bit
|
40MHz
|
EBI/EMI, Serial Port
|
60
|
64KB (64K x 8)
|
FLASH
|
-
|
1.25K x 8
|
3 V ~ 5.5 V
|
-
|
Internal
|
0°C ~ 70°C
|
68-PLCC
|