Chip K155RE21

Integrated circuit of the TTL series.
K155RE21 microcircuits are a read-only memory (ROM) with a capacity of 1024 bits (with an organization of 256 x 4) using a binary code converter into a Russian alphabet character code.
Contains 1620 integral elements.
Housing type 238.16-2, weight no more than 2 g.

Maximum permissible operating modes K155RE21:
- Supply voltage .......... 4.75 - 5.25 V
- Low level input voltage ..........< 0,4 В
- High level input voltage .......... > 2.4V
- Low level input current ..........< 16 мА
- High level output current ..........< -0,8 мА
- Load capacity ..........< 15 пФ
- The duration of the front and cut of the input pulse< 150 нс
- Ambient temperature:
- K155 .......... -10 + 70 °С
- KM155 ......... - 45 + 85 ° С