74ABT374APW 查看數據表（PDF） - Philips Electronics
零件编号
产品描述 (功能)
生产厂家
74ABT374APW Datasheet PDF : 6 Pages
| |||
Philips Semiconductors
Octal D-type flip-flop; positive-edge trigger
(3-State)
Product specification
74ABT374A
AC SETUP REQUIREMENTS
GND = 0V, tR = tF = 2.5ns, CL = 50pF, RL = 500Ω
SYMBOL
PARAMETER
WAVEFORM
ts(H)
ts(L)
Setup time, High or Low
Dn to CP
2
th(H)
th(L)
Hold time, High or Low
Dn to CP
2
tw(H)
tw(L)
CP pulse width
High or Low
1
AC WAVEFORMS
VM = 1.5V, VIN = GND to 3.0V
1/fMAX
CP
VM
VM
VM
tw(H)
tPHL
tw(L)
tPLH
Qn
VM
VM
SA00056
Waveform 1. Propagation Delay, Clock Input to Output, Clock
Pulse Width, and Maximum Clock Frequency
ÉÉÉ ÉÉÉÉÉÉÉÉÉÉ Dn
VM
ÉÉÉÉÉÉ ÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉÉ ts(H)
VM
th(H)
VM
ts(L)
VM
th(L)
CP
VM
VM
NOTE: The shaded areas indicate when the input is permitted
to change for predictable output performance.
Waveform 2. Data Setup and Hold Times
SA00107
LIMITS
Tamb = +25oC
VCC = +5.0V
Min
Typ
Tamb = -40 to +85oC
VCC = +5.0V ±0.5V
Min
1.5
0.6
1.5
1.2
0.3
1.2
1.0
–0.3
1.0
1.0
–0.5
1.0
2.0
0.8
2.0
2.8
1.0
2.8
UNIT
ns
ns
ns
OE
VM
VM
tPZH
tPHZ
Qn
VM
VOH–0.3V
0V
SA00066
Waveform 3. 3-State Output Enable Time to High Level and
Output Disable Time from High Level
OE
VM
VM
tPZL
tPLZ
Qn
VM
VOL+0.3V
0V
SA00067
Waveform 4. 3-State Output Enable Time to Low Level and
Output Disable Time from Low Level
1995 Sep 06
5
Share Link: 