74F193 Просмотр технического описания (PDF) - Philips Electronics
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74F193 Datasheet PDF : 12 Pages
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Philips Semiconductors
Up/down binary counter with separate up/down clocks
Product specification
74F193
AC ELECTRICAL CHARACTERISTICS
SYMBOL
PARAMETER
TEST CONDITIONS
fMAX
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
tPHL
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
Maximum clock frequency
Propagation delay
CPU or CPD to TCU or TCD
Propagation delay
CPU or CPD to Qn
Propagation delay
Dn to Qn
Propagation delay
PL to Qn
Propagation delay
MR to Qn
Propagation delay
MR to TCU
Propagation delay
MR to TCD
Propagation delay
PL to TCU or TCD
Propagation delay
Dn to TCU or TCD
Waveform 1
Waveform 2
Waveform 1
Waveform 4
Waveform 3
Waveform 5
Waveform 5
Waveform 5
Waveform 3
Waveform 4
LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
MIN
TYP MAX
Tamb = 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
100
125
90
2.5
5.5
8.5
2.5
9.0
3.0
5.0
8.0
3.0
9.0
2.5
5.5
8.5
2.5
9.0
5.0
8.5
12.0
5.0
13.0
2.0
4.0
7.0
1.5
8.0
6.0
9.5
13.5
6.0
15.0
4.5
6.5
10.0
4.0
11.0
5.5
8.5
12.0
5.0
13.0
5.0
7.5
11.0
5.0
12.0
6.0
8.5
12.0
5.5
13.0
5.0
7.5
11.0
5.0
12.0
6.0
9.5
13.5
6.0
15.0
6.0
9.0
12.0
6.0
13.0
5.5
9.0
13.0
5.0
14.0
4.5
8.5
12.5
4.5
13.5
AC SETUP REQUIREMENTS
SYMBOL PARAMETER
ts(H)
ts(L)
th(H)
th(L)
tw(L)
tw(H)
tw(L)
tw(L)
tw(H)
trec
trec
Setup time, High or Low
Dn to PL
Hold time, High or Low
Dn to PL
PL Pulse width
Low
CPU or CPD Pulse width
High or Low
CPU or CPD Pulse width
Low (Change of direction)
MR Pulse width
High
Recovery time,
PL to CPU or CPD
Recovery time
MR to CPU or CPD
TEST CONDITIONS
Waveform 6
Waveform 6
Waveform 3
Waveform 1
Waveform 1
LIMITS
Tamb = +25°C
VCC = +5.0V
CL = 50pF, RL = 500Ω
MIN
TYP MAX
Tamb= 0°C to +70°C
VCC = +5.0V ± 10%
CL = 50pF, RL = 500Ω
MIN
MAX
4.5
5.0
4.5
5.0
2.0
2.0
2.0
2.0
6.0
6.0
3.5
3.5
5.0
5.0
10.0
10.0
Waveform 5
6.0
6.0
Waveform 3
6.0
6.0
Waveform 5
4.0
4.0
UNIT
MHz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1995 Jul 17
6
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