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CD74HC374 Datasheet(PDF) 6 Page - Texas Instruments

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Part No. CD74HC374
Description  High Speed CMOS Logic Octal D-Type Flip-Flop, Three-State Positive-Edge Triggered
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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CD74HC374 Datasheet(HTML) 6 Page - Texas Instruments

   
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6
Output Enable to Q
tPZL,tPZH
CL = 50pF
2
-
-
150
-
190
-
225
ns
4.5
-
-
30
-
38
-
45
ns
CL = 15pF
5
-
12
-
-
-
-
-
ns
CL = 50pF
6
-
-
26
-
33
-
38
ns
Maximum Clock Frequency
fMAX
CL = 15pF
5
-
60
-
-
-
-
-
MHz
Output Transition Time
tTHL, tTLH
CL = 50pF
2
-
-
60
-
75
-
90
ns
4.5
-
-
12
-
15
-
18
ns
6
-
-
10
-
13
-
15
ns
Input Capacitance
CI
CL = 50pF
-
10
-
10
-
10
-
10
pF
Three-State Output
Capacitance
CO
-
-
20
-
20
-
20
-
20
pF
Power Dissipation Capacitance
(Notes 4, 5)
CPD
CL = 15pF
5
-
39
-
-
-
-
-
pF
HCT TYPES
Propagation Delay
tPHL, tPLH
Clock to Output
CL = 50pF
4.5
-
-
33
-
41
-
50
ns
CL = 15pF
5
-
15
-
-
-
-
-
ns
Output Disable to Q
tPLZ,tPHZ
CL = 50pF
4.5
-
-
28
-
35
-
42
ns
CL = 15pF
5
-
11
-
-
-
-
-
ns
Output Enable to Q
tPZL,tPZH
CL = 50pF
4.5
-
-
30
-
38
-
45
ns
CL = 15pF
5
-
12
-
-
-
-
-
ns
Maximum Clock Frequency
fMAX
CL = 15pF
5
-
60
-
-
-
-
-
MHz
Output Transition Time
tTLH, tTHL
CL = 50pF
4.5
-
-
12
-
15
-
18
ns
Input Capacitance
CI
CL = 50pF
-
10
-
10
-
10
-
10
pF
Three-State Output
Capacitance
CO
-
-
20
-
20
-
20
-
20
pF
Power Dissipation Capacitance
(Notes 4, 5)
CPD
CL = 15pF
5
-
47
-
-
-
-
-
pF
NOTES:
4. CPD is used to determine the dynamic power consumption, per package.
5. PD =CPD VCC
2 f
i + ∑ VCC
2 f
O CL where fi = Input Frequency, fO = Output Frequency, CL = Output Load Capacitance, VCC = Supply
Voltage.
Switching Specifications CL = 50pF, Input tr, tf = 6ns (Continued)
PARAMETER
SYMBOL
TEST
CONDITIONS
VCC (V)
25oC
-40oC TO
85oC
-55oC TO
125oC
UNITS
MIN
TYP
MAX
MIN
MAX
MIN
MAX
CD74HC374, CD74HCT374, CD74HC574, CD74HCT574


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