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CD54HC192_1 Datasheet, PDF (6/21 Pages) Texas Instruments – High-Speed CMOS Logic Presettable Synchronous 4-Bit Up/Down Counters | |||
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CD54/74HC192, CD54/74HC193, CD54/74HCT193
Prerequisite For Switching Speciï¬cations
PARAMETER
SYMBOL
VCC
(V)
PL
tW
2
4.5
6
MR
tW
2
4.5
6
Set-up Time
Pn to PL
tSU
2
4.5
6
Hold Time
Pn to PL
tH
2
4.5
6
Hold Time
CPD to CPU or
tH
2
4.5
CPU to CPD
6
Recovery Time
PL to CPU, CPD
tREC
2
4.5
6
MR to CPU, CPD
tREC
2
4.5
6
Maximum Frequency
CPU, CPD
fMAX
2
4.5
192
6
CPU, CPD
fMAX
2
193
4.5
6
(Continued)
25oC
MIN TYP
-
-
16
-
-
-
-
-
20
-
-
-
-
-
15
-
-
-
-
-
0
-
-
-
-
-
16
-
-
-
-
-
15
-
-
-
-
-
5
-
-
-
-
-
22
-
-
-
-
-
22
-
-
-
MAX
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-40oC TO 85oC
MIN MAX
-
-
20
-
-
-
-
-
25
-
-
-
-
-
19
-
-
-
-
-
0
-
-
-
-
-
20
-
-
-
-
-
19
-
-
-
-
-
5
-
-
-
-
-
18
-
-
-
-
-
18
-
-
-
-55oC TO 125oC
MIN MAX
-
-
24
-
-
-
-
-
30
-
-
-
-
-
22
-
-
-
-
-
0
-
-
-
-
-
24
-
-
-
-
-
22
-
-
-
-
-
5
-
-
-
-
-
15
-
-
-
-
-
15
-
-
-
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
MHz
MHz
MHz
Switching Speciï¬cations Input tr, tf = 6ns
PARAMETER
TEST
VCC
25oC
-40oC TO 85oC -55oC TO 125oC
SYMBOL CONDITIONS (V) MIN TYP MAX MIN MAX MIN MAX UNITS
HC TYPES
Propagation Delay
CPU to TCU
CPD to TCD
CPU to Qn
tPLH, tPHL CL = 50pF
2
-
- 125
-
155
-
190
ns
CL = 50pF
4.5 -
-
25
-
31
-
38
ns
CL = 15pF
5
- 10 -
-
-
-
-
ns
CL = 50pF
6
-
21
-
26
-
32
ns
tPLH, tPHL CL = 50pF
2
-
- 125
-
155
-
190
ns
CL = 50pF
4.5 -
-
25
-
31
-
38
ns
CL = 15pF
5
- 10 -
-
-
-
-
ns
CL = 50pF
6
-
- 21
-
26
-
32
ns
tPLH, tPHL CL = 50pF
2
-
- 220
-
270
-
325
ns
CL = 50pF
4.5 -
-
43
-
54
-
65
ns
CL = 15pF
5
- 18 -
-
-
-
-
ns
CL = 50pF
6
-
- 37
-
46
-
55
ns
6
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