82S21 Overview
The 82S21 is a TTL 64 bit Write-While-Read Random Access Memory organized in 32 words of 2 bits each. The 82S21 is ideally suited for high speed buffers and as the memory element in high speed accumulators. APPLICATIONS SCRATCH PAD MEMORY BUFFER MEMORY ACCUMULATOR REGISTER CONTROL STORE Words are selected through a 5 input decoder when the Read-Write enable input, CE is at logic "1".
82S21 Key Features
- BUFFERED ADDRESS LINES
- ON CHIP LATCHES
- ON CHIP DECODING
- BIT MASKING CONTROL LINES
- ENABLE CONTROL LI NE
- PROTECTED INPUTS
- VERY HIGH SPEEDS (25ns TYP)