UPD780031AY Description
The µPD780031AY, 780032AY, 780033AY, and 780034AY are members of the µPD780034AY Subseries of the 78K/0 Series. This is a µPD780034A Subseries product with an added multimaster-supporting I2C bus interface, and is suitable for AV equipment applications. A flash memory version, the µPD78F0034AY, that can operate in the same power supply voltage range as the mask ROM version, and various development tools, are...
UPD780031AY Key Features
- Internal ROM and RAM
- 64-pin plastic shrink DIP (750 mils)
- 64-pin plastic QFP (14 × 14 mm)
- 64-pin plastic LQFP (12 × 12 mm)
- External memory expansion space: 64 Kbytes
- Minimum instruction execution time: 0.24 µs (@ fX = 8.38-MHz operation)
- I/O ports: 51 (5-V-tolerant N-ch open-drain: 4)
- 10-bit resolution A/D converter: 8 channels (AVDD = 1.8 to 5.5 V)
- Serial interface: 3 channels (multimaster-supporting I2C bus mode, UART mode, 3-wire serial I/O mode)
- Timer: 5 channels