參數(shù)資料
型號(hào): P4C422-20PMB
廠商: PYRAMID SEMICONDUCTOR CORP
元件分類: DRAM
英文描述: HIGH SPEED 256 x 4 STATIC CMOS RAM
中文描述: 256 X 4 STANDARD SRAM, 20 ns, PDIP22
封裝: 0.400 INCH, PLASTIC, DIP-22
文件頁(yè)數(shù): 4/10頁(yè)
文件大小: 219K
代理商: P4C422-20PMB
P4C422
Page 4 of 10
Document #
SRAM101
REV. A
Max
AC CHARACTERISTICS—WRITE CYCLE
(V
CC
= 5V ± 10% except as noted, All Temperature Ranges)
(2)
TIMING WAVEFORM OF WRITE CYCLE
Parameter
Write Cycle Time
(5)
Write Enable to High-Z
(6)
Write Recovery Time
Write Pulse Width
(5,7)
Data Setup Time Prior to Write
(5)
Data Hold Time
(5)
Address Setup Time
(5,7)
Address Hold Time
(5)
Chip Select Setup Time
(5)
Chip Select Hold Time
(5)
Sym.
t
WC
t
ZWS
t
WR
t
W
t
WSD
t
WHD
t
WSA
t
WHA
t
WSCS
t
WHCS
-10*
-12
-15
-20
-25
-35
Unit
Min Max Min Max Min Max Min
10
12
Min Max Min Max
25
8
0
2
8
8
9
0
10
10
15
11
0
2
12
12
20
13
2
15
15
15
5
20
20
35
20
5
30
25
ns
ns
ns
ns
ns
*V
CC
= 5V ± 5%
2
2
5
5
5
ns
0
0
0
2
5
5
ns
2
2
4
5
5
5
ns
0
0
0
2
5
5
ns
2
2
5
5
5
ns
相關(guān)PDF資料
PDF描述
P4C422-20SM HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-20SMB HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-25CC HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-25CM HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-25CMB HIGH SPEED 256 x 4 STATIC CMOS RAM
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
P4C422-20SC 制造商:PYRAMID 制造商全稱:Pyramid Semiconductor Corporation 功能描述:HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-20SM 制造商:PYRAMID 制造商全稱:Pyramid Semiconductor Corporation 功能描述:HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-20SMB 制造商:PYRAMID 制造商全稱:Pyramid Semiconductor Corporation 功能描述:HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-25CC 制造商:PYRAMID 制造商全稱:Pyramid Semiconductor Corporation 功能描述:HIGH SPEED 256 x 4 STATIC CMOS RAM
P4C422-25CM 制造商:PYRAMID 制造商全稱:Pyramid Semiconductor Corporation 功能描述:HIGH SPEED 256 x 4 STATIC CMOS RAM