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P4C189

HIGH SPEED 16 x 4 STATIC CMOS RAM WITH INVERTING OUTPUTS

Semiconductor Corporation 

P4C189

HIGH SPEED 16 x 4

STATIC CMOS RAM WITH INVERTING OUTPUTS

FEATURES

16 x 4 Static RAM

Fast Access Time – 35 ns Commercial and

Industrial

Available in the following packages:

– 16-Pin PDIP

Inverted Outputs

5V Power Supply ±10% for both commercial

and industrial temperature ranges.

Separate I/O

Fully static operation with equal access and

cycle times

3-STATE outputs for data bus applications

DESCRIPTION

The P4C189 is a 64-bit high-speed Static RAM with a 16

x 4 organization. The memory requires no clocks or

refreshing and has equal access and cycle times. Inputs

and outputs are fully TTL compatible. Operation is from a

single 5 Volt supply. The output data is the complement

of the written data.

The P4C189 is offered in a 16-Pin DIP package. Devices

are offered in both commercial and industrial temperature

ranges.

FUNCTIONAL BLOCK DIAGRAM

PIN CONFIGURATION

DIP (P7)

Document # SRAM100 Rev OR

1

Revised October 2005

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