82S123 Datasheet (NXP) - 256-bit TTL bipolar PROM

82S123, 256-bit TTL bipolar PROM

The 82S23 and 82S123 are field programmable, which means that custom patterns are immediately available by following the Signetics Generic I fusing procedure.

The 82S23 and 82S123 devices are supplied with all outputs at logical Low.

Outputs are programmed to a logic High level at any specified addr

82S123 Features

* Address access time: 50ns max

* Power dissipation: 1.3mW/bit typ

* Input loading:

* 100µA max

* On-chip address decoding

* One Chip Enable input

* Output options:

* N82S23: Open Collector

* N82S123: 3-State

* No separat