82S21 64-BIT BIPOLAR HIGH SPEED WRITE-WHILE-READ RAM

Signetics

Description

!ii!ln~tiC!i 82S21 54-BIT BIPOLAR HIGH SPEED WRITE-WHILE-READ RAM (32x2 RAM) DIGITAL 8000 SERIES TTL/MEMORY .
The 82S21 is a TTL 64 bit Write-While-Read Random Access Memory organized in 32 words of 2 bits each.

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Datasheet Specifications

Part number: 82S21
Manufacturer: Signetics
File Size: 117.02 KB
Datasheet: 82S21-Signetics.pdf
Description: 64-BIT BIPOLAR HIGH SPEED WRITE-WHILE-READ RAM

Features

* BUFFERED ADDRESS LINES
* ON CHIP LATCHES
* ON CHIP DECODING
* BIT MASKING CONTROL LINES
* ENABLE CONTROL LI NE
* OPEN COLLECTOR OUTPUTS WITH 40mA CAPABILITY
* PROTECTED INPUTS
* VERY HIGH SPEEDS (25ns TYP) TRUTH TABLE
* CE

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". Wo and Wl ~e the write inputs for bit 0 and bit ~f the ~rd selected. C is the write control input. When Wx and C are both at logic "

82S21 Distributors

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82S21 64-BIT BIPOLAR HIGH SPEED WRITE-WHILE-READ RAM Signetics

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