74F569 View Datasheet(PDF) - Philips Electronics
Part Name
Description
MFG CO.
74F569 Datasheet PDF : 14 Pages
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Philips Semiconductors
4-bit bidirectional binary synchronous counter (3-State)
Product specification
74F569
AC SETUP REQUIREMENTS
SYMBOL
PARAMETER
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
ts(H)
ts(L)
th(H)
th(L)
tw(H)
tw(L)
tw(H)
tREC
Setup time, High or Low
Dn to CP
Hold time, High or Low
Dn to CP
Setup time, High or Low
CEP or CET to CP
Hold time, High or Low
CEP or CET to CP
Setup time, High or Low
PE to CP
Hold time, High or Low
PE to CP
Setup time, High or Low
U/D to CP
Hold time, High or Low
U/D to CP
Setup time, High or Low
SR to CP
Hold time, High or Low
SR to CP
CP Pulse width,
High or Low
MR Pulse width, Low
Recovery time, MR to CP
TEST CONDITIONS
Waveform 6
Waveform 6
Waveform 7
Waveform 7
Waveform 6
Waveform 6
Waveform 8
Waveform 8
Waveform 9
Waveform 9
Waveform 1
Waveform 5
Waveform 5
LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
MIN
TYP
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
4.0
4.5
4.0
4.5
2.0
2.5
2.0
2.5
5.0
6.0
5.0
6.0
0
0
0
0
8.0
9.0
8.0
9.0
0
0
0
0
10.0
12.5
8.0
8.0
0
0
0
0
8.0
9.0
8.0
9.0
0
0
0
0
7.0
8.0
5.0
6.0
4.5
5.0
6.0
7.0
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
AC WAVEFORMS
For all waveforms, VM = 1.5V
The shaded areas indicate when the input is permitted to change for predictable output performance.
1/fMAX
CP
VM
VM
VM
tW(H)
tPLH
tW(L)
tPHL
VM
VM
Qn
SF01063
Waveform 1. Propagation Delay, Clock Input to Output,
Clock Pulse Width, and Maximum Clock Frequency
CP, CEP,
CET
TC
VM
VM
tPLH
VM
VM
tPHL
VM
tPHL
tPLH
CC
VM
VM
Waveform 2. Propagation Delay, CP, CET,
and CEP to CC and CP to TC
SF01064
1996 Jan 05
8
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