P4C1257L Datasheet Static CMOS Ram

Manufacturer: PYRAMID

This datasheet includes multiple variants, all published together in a single manufacturer document.

Datasheet Details

Part number	P4C1257L
Manufacturer	PYRAMID
File Size	758.15 KB
Description	STATIC CMOS RAM
Datasheet	P4C1257L P4C1257 Datasheet (PDF)

General Description

The P4C1257/P4C1257L are 256Kx1-bit ultra high-speed static RAMs.

The CMOS memories require no clocks or refreshing and have equal access and cycle times.

The RAMs operate from a single 5V ± 10% tolerance power supply.

Key Features

Full CMOS High Speed (Equal Access and Cycle Times).
12/15/20/25 ns (Commercial).
12/15/20/25 ns (Industrial).
25/35/45/55/70 ns (Military) Single 5V±10% Power Supply Data Retention with 2.0V Power Supply (P4C1257L) P4C1257/P4C1257L ULTRA HIGH SPEED 256K x 1 STATIC CMOS RAMS Separate Data I/O Three-State Output Fully TTL Compatible Inputs and Outputs Standard Pinout (JEDEC Approved).
24-Pin 300 mil DIP, SOJ.
28-Pin 350x550 m.

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More Datasheets from PYRAMID

Part Number	Description
P4C1257	STATIC CMOS RAM
P4C1256	HIGH SPEED 32K x 8 STATIC CMOS RAM
P4C1256L	LOW POWER 32K x 8 STATIC CMOS RAM
P4C1256LL	LOW POWER 32K x 8 STATIC CMOS RAM
P4C1258	ULTRA HIGH SPEED 64K x 4 STATIC CMOS RAM
P4C1281	STATIC CMOS RAM
P4C1282	STATIC CMOS RAM
P4C1298	ULTRA HIGH SPEED 64K x 4 STATIC CMOS RAM
P4C1298L	ULTRA HIGH SPEED 64K x 4 STATIC CMOS RAM
P4C1299	STATIC CMOS RAM