74ACT899 Description
The ACT899 is a 9-bit to 9-bit parity transceiver with transparent latches. The device can operate as a feed-through transceiver or it can generate/check parity from the 8-bit data busses in either direction.
74ACT899 Applications
- Bus A (B) municates to Bus B (A), parity is generated and passed on to the B (A) Bus as BPAR (APAR). If LEB (LEA) is HIGH and the Mode Select (SEL) is LOW, the
- Bus A (B) municates to Bus B (A) in a feed-through mode if SEL is HIGH. Parity is still generated and checked as ERRA and ERRB in the feed-through mode (can be