參數(shù)資料
型號(hào): 74F256
廠商: NXP Semiconductors N.V.
英文描述: Dual addressable latch
中文描述: 雙尋址閉鎖
文件頁數(shù): 7/12頁
文件大?。?/td> 104K
代理商: 74F256
Philips Semiconductors
Product specification
74F256
Dual addressable latch
1988 Nov 29
7
AC WAVEFORMS
For all waveforms, V
M
= 1.5V.
The shaded areas indicate when the input is permitted to change for predictable output performance.
t
PHL
V
M
V
M
E
Q
n
V
M
V
M
t
PLH
SF00809
t
W
(L)
Waveform 1. Propagation Delay,
Enable Input to Output, Enable Pulse Width
V
M
V
M
t
PLH
t
PHL
Qn
Dn
SF00810
V
M
V
M
Waveform 2. Propagation Delay,
Data to Output
V
M
V
M
t
PLH
t
PHL
Qn
An
SF00811
V
M
V
M
Waveform 3. Propagation Delay Address to Output
V
M
t
PHL
Qn
MR
SF00812
V
M
V
M
t
W
(L)
Waveform 4. Master Reset Pulse Width and
Master Reset to Output Delay
V
M
V
M
V
M
V
M
V
M
V
M
t
s
(L)
t
h
(L)
t
s
(H)
t
h
(H)
Dn
Qn
SF00813
E
Q=D
Q=D
Waveform 5. Data Setup and Hold Times
V
M
V
M
An
t
s
E
V
M
SF00814
V
M
t
h
Address Stable
Waveform 6. Address Setup and Hold Times
相關(guān)PDF資料
PDF描述
74F257ASCX 2-Input Digital Multiplexer
74F257ASJX 2-Input Digital Multiplexer
74F258ASCX 2-Input Digital Multiplexer
74F258ASJX 2-Input Digital Multiplexer
74F251ASCX 8-Input Digital Multiplexer
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
74F256PC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Addressable D-Type Latch
74F256QC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Addressable D-Type Latch
74F256SC 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Addressable D-Type Latch
74F257 制造商:n/a 功能描述:74F257 S11L1C
74F257A 制造商:Motorola 功能描述:74F257 MOTOROLA S1I2B