Saturday, February 25, 2017

MC145027 chip

9 data line decoder with serial input. (29 decoder)
Specification:
- I / O current: max. 10mA per pin.
- PD: 500mW.
- Clock freq. @ VDD = 5V: 1 ?? 240 kHz.
- RC oscillator and internal power-on reset.
- Can be connected to the RF, ultrasonic, or infrared.
- 9 bit parallel output (5 address bits, 4 bits of data).
- Input decoder: serial.
- 5-bit address decode trinary (high, low, open) or binary (high, low).
- 4 decode binary data bits.
- Operating voltage: 4.5 ?? 18 V.

datasheet