| 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 | 
| 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 | 
| 80C31BH-12 |  | Intel | Mcs 51 Chmos Single-chip 8-bit Microcontroller | Original | PDF | 285.15KB | 21 | 
| 80C31BH-16/BMA |  | Philips Semiconductors | CMOS single-chip 8-bit microcontroller | Scan | PDF | 61.09KB | 2 | 
| 80C31BH-16/BQA |  | Unknown | Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. | Historical | PDF | 37.93KB | 1 | 
| 80C31BH-16/BQA |  | Philips Semiconductors | CMOS single-chip 8-bit microcontroller | Scan | PDF | 61.09KB | 2 | 
| 
 | 
| 80C31BH-16/BUA |  | Unknown | Historical semiconductor price guide (US$ - 1998). From our catalog scanning project. | Historical | PDF | 37.93KB | 1 | 
| 80C31BH-16/BUA |  | Philips Semiconductors | CMOS single-chip 8-bit microcontroller | Scan | PDF | 61.09KB | 2 | 
| 80C31BH-2 |  | Intel | CHMOS SINGLE-CHIP 8-BIT MICROCOMPUTER | Scan | PDF | 452.47KB | 16 | 
| 80C31BH-20 |  | Intel | Mcs 51 Chmos Single-chip 8-bit Microcontroller | Original | PDF | 285.14KB | 21 | 
| 80C31BH-20 |  | Advanced Micro Devices | MICROCONTROLLER,8-BIT,8051 CPU,CMOS,LDCC,44PIN,PLASTIC | Scan | PDF | 397.45KB | 12 | 
| 80C31BH-24 |  | Intel | Mcs 51 Chmos Single-chip 8-bit Microcontroller | Original | PDF | 285.15KB | 21 |