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U74HC377L-S20-T Datasheet(PDF) 6 Page - Unisonic Technologies

Part # U74HC377L-S20-T
Description  OCTAL D-TYPE FLIP-FLOPS WITH CLOCK ENABLE
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Manufacturer  UTC [Unisonic Technologies]
Direct Link  http://www.utc-ic.com
Logo UTC - Unisonic Technologies

U74HC377L-S20-T Datasheet(HTML) 6 Page - Unisonic Technologies

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U74HC377
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
6 of 8
www.unisonic.com.tw
QW-R502-A49.A
TIMING REQUIREMENTS (TA =25°C , unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Clock frequency
fCLOCK
VCC=2.0V
5
MHz
VCC=4.5V
25
MHz
VCC=6.0V
29
MHz
Pulse duration
CLK high or low
tW
VCC=2.0V
100
ns
VCC=4.5V
20
ns
VCC=6.0V
17
ns
Setup time before
CLK↑
D
tSU
VCC=2.0V
100
ns
VCC=4.5V
20
ns
VCC=6.0V
17
ns
EN high or low
VCC=2.0V
100
ns
VCC=4.5V
20
ns
VCC=6.0V
17
ns
Hold time after CLK↑
EN
inactive or
active, data
tH
VCC=2.0V
5
ns
VCC=4.5V
5
ns
VCC=6.0V
5
ns
SWITCHING CHARACTERISTICS (tr= tf= 6ns, CL=50pF, TA =25°C, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Minimum Frequency Response
fMAX
VCC=2.0V
5
11
ns
VCC=4.5V
25
54
ns
VCC=6.0V
29
64
ns
From CLK to Q
tPD
VCC=2.0V
56
160
ns
VCC=4.5V
15
32
ns
VCC=6.0V
12
27
ns
To Any
tt
VCC=2.0V
38
75
ns
VCC=4.5V
8
15
ns
VCC=6.0V
6
13
ns
OPERATING CHARACTERISTICS (TA =25°C , unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP MAX UNIT
Power Dissipation Capacitance
CPD
No load.
30
pF


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