| 80C31 |  | Agere Systems | 8-Bit Microcontroller | Original | PDF | 10.76KB | 2 | 
| 80C31 |  | Philips Semiconductors | PowerMOS transistor Logic level FET | Original | PDF | 53.94KB | 7 | 
| 80C31 |  | Philips Semiconductors | CMOS single-chip 8-bit microcontrollers | Original | PDF | 230.16KB | 32 | 
| 80C31 |  | Philips Semiconductors | 80C51 8-bit microcontroller family | Original | PDF | 347.57KB | 37 | 
| 80C31 |  | Philips Semiconductors | 80C51 8-bit microcontroller family | Original | PDF | 358.56KB | 38 | 
| 80c31 |  | Philips Semiconductors | CMOS single-chip 8-bit microcontrollers | Original | PDF | 277.41KB | 22 | 
| 80C31 |  | Temic Semiconductors | CMOS 0 to 42 MHz Single-Chip 8 Bit Microcontroller | Original | PDF | 211.58KB | 19 | 
| 80C31 |  | Philips Semiconductors | CMOS single-chip, 8-bit microcontroller | Scan | PDF | 607.7KB | 18 | 
| 80C31-1 |  | Atmel | MICROCONTROLLER,8-BIT,8051 CPU,CMOS,DIP,40PIN,PLASTIC | Scan | PDF | 851.44KB | 22 | 
| 80C31-80C32 |  | Philips Semiconductors | 80C51 8-bit microcontroller family 128-256 byte RAM ROMless low voltage (2.7 V-5.5 V), low power, high speed (33 MHz) | Original | PDF | 230.25KB | 32 | 
| 80C31BH |  | Intel | CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER | Original | PDF | 289.11KB | 21 | 
| 80C31BH |  | Intel | MCS 51 CHMOS SINGLE-CHIP 8-BIT MICROCONTROLLER | Original | PDF | 233.45KB | 16 | 
| 80C31BH |  | Intel | MCU, Power Save Modes | Original | PDF | 24.09KB | 6 | 
| 80C31BH |  | Advanced Micro Devices | MICROCONTROLLER,8-BIT,8051 CPU,CMOS,LDCC,44PIN,PLASTIC | Scan | PDF | 397.45KB | 12 | 
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| 80C31BH |  | Intel | CHMOS Single-Chip 8-Bit Microcontroller | Scan | PDF | 699.62KB | 21 | 
| 80C31BH |  | Intel | CHMOS Single-Chip 8-Bit Microcontroller | Scan | PDF | 699.62KB | 21 | 
| 80C31BH |  | Intel | CHMOS SINGLE-CHIP 8-BIT MICROCOMPUTER | Scan | PDF | 452.47KB | 16 | 
| 80C31BH-1 |  | Intel | Mcs 51 Chmos Single-chip 8-bit Microcontroller | Original | PDF | 285.14KB | 21 | 
| 80C31BH-1 |  | Advanced Micro Devices | MICROCONTROLLER,8-BIT,8051 CPU,CMOS,LDCC,44PIN,PLASTIC | Scan | PDF | 397.45KB | 12 | 
| 80C31BH-1 |  | Intel | CHMOS SINGLE-CHIP 8-BIT MICROCOMPUTER | Scan | PDF | 452.47KB | 16 |