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參數(shù)資料
| 型號： | 74F821 |
| 廠商： | NXP Semiconductors N.V. |
| 英文描述： | Bus interface registers |
| 中文描述： | 總線接口寄存器 |
| 文件頁數(shù)： | 13/18頁 |
| 文件大?。?/td> | 140K |
| 代理商： | 74F821 |
Philips Semiconductors
Product specification
74F821/822/823/824/825/826
Bus interface registers
1996 Jan 05
13
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
CP
V
M
V
M
V
M
t
w
(H)
1/f
max
V
M
V
M
t
PHL
t
w
(L)
t
PLH
Qn
V
M
V
M
Qn
t
PLH
SF00506
Waveform 1. Propagation delay for clock input to output,
clock pulse width, and maximum clock frequency
V
M
V
M
V
M
t
rec
t
PHL
MR
CP
Qn, Qn
V
M
t
w
(L)
SF00507
Waveform 2. Master reset pulse width, master reset to output
delay and master reset to clock recovery time
V
M
V
M
V
M
V
M
V
M
V
M
t
su
(L)
t
h
(L)
t
su
(H)
t
h
(H)
Dn, CE
CP
SF00508
Waveform 3. Data setup time and hold times
V
M
V
M
V
M
t
PHZ
t
PZH
OEn
V
OH
-0.3V
0V
Qn, Qn
SF00509
Waveform 4. 3-State output enable time to high level and
output disable time from high level
V
M
V
M
V
M
t
PLZ
t
PZL
V
OL
+0.3V
3.5V
OEn
Qn, Qn
SF00510
Waveform 5. 3-State output enable time to low level and
output disable time from low level
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| 74F823 | Bus interface registers |
| 74F824 | Bus interface registers |
| 74F825 | Bus interface registers |
| 74F826 | Bus interface registers |
| 74F821 | 10-Bit D-Type Flip-Flop |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| 74F821_00 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:10-Bit D-Type Flip-Flop |
| 74F821D | 制造商:North American Philips Discrete Products Div 功能描述:74F821D 制造商:NXP Semiconductors 功能描述:74F821D |
| 74F821D SIG92 | 制造商:SIG 功能描述:74F821 S1I2B |
| 74F821DSIG92 | 制造商:SIG 功能描述:74F821 S1I2B |
| 74F821N | 制造商:NXP Semiconductors 功能描述:Flip Flop, 10-BIT, D Type, 24 Pin, Plastic, DIP |
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