參數(shù)資料
型號(hào): P4C1682-35FSMB
廠商: PYRAMID SEMICONDUCTOR CORP
元件分類: SRAM
英文描述: 4K X 4 STANDARD SRAM, 35 ns, PDFP24
封裝: DFP-24
文件頁(yè)數(shù): 1/10頁(yè)
文件大?。?/td> 121K
代理商: P4C1682-35FSMB
1
Document # SRAM109 REV B
Revised November 2005
P4C1681, P4C1682
ULTRA HIGH SPEED 4K x 4
STATIC CMOS RAMS
FEATURES
Full CMOS, 6T Cell
High Speed (Equal Access and Cycle Times)
– 12/15/20/25 ns (Commercial)
– 20/25/35ns (Military)
Low Power Operation
Single 5V ± 10%Power Supply
Separate Inputs and Outputs
– P4C1681 Input Data at Outputs during Write
– P4C1682 Outputs in High Z during Write
Fully TTL Compatible Inputs and Outputs
Standard Pinout (JEDEC Approved)
– 24-Pin 300 mil DIP
– 24-Pin 300 mil SOIC
– 24-Pin 300 mil SOJ
– 24-Pin Solder Seal Flat Pack
– 28-Pin LCC (450 mil x 450 mil)
.
DESCRIPTION
The P4C1681 and P4C1682 are 16,384-bit (4K x 4) ultra
high speed static RAMs similar to the P4C168, but with
separate
data
I/O
pins. The P4C1681 features a
transparent write operation; the outputs of the P4C1682
are in high impedance during the write cycle. All devices
have low power standby modes. The RAMs operate
from a single 5V ± 10% tolerance power supply.
Access times as fast as 12 nanoseconds are available,
permitting greatly enhanced system operating speeds.
CMOS is used to reduce power consumption.
The P4C1681 and P4C1682 are available in 24-pin 300 mil
DIP, SOIC, Solder Seal Flatpack, and SOJ packages, as
well as a 28-pin LCC package, providing excellent board
level densities.
FUNCTIONAL BLOCK DIAGRAM
PIN CONFIGURATIONS
DIP (P4,C4), SOIC (S4), SOJ (J4)
SOLDER SEAL FLAT PACK (FS-1)
LCC (L5-1)
相關(guān)PDF資料
PDF描述
P4C198L-20CM 16K X 4 STANDARD SRAM, 20 ns, CDIP24
P4KA13/1 400 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-204AL
P4KA20A/4 400 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-204AL
P4KA36/1 400 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-204AL
P4KA13A-4 400 W, UNIDIRECTIONAL, SILICON, TVS DIODE, DO-204AL
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