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SN54LVC74A Datasheet(PDF) 4 Page - Texas Instruments

Part No. SN54LVC74A
Description  DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH CLEAR AND PRESET
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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SN54LVC74A Datasheet(HTML) 4 Page - Texas Instruments

 
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Electrical Characteristics
Timing Requirements
SN54LVC74A, SN74LVC74A
DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS
WITH CLEAR AND PRESET
SCAS287S – JANUARY 1993 – REVISED MAY 2005
over recommended operating free-air temperature range (unless otherwise noted)
SN54LVC74A
SN74LVC74A
PARAMETER
TEST CONDITIONS
VCC
UNIT
MIN TYP(1)
MAX
MIN TYP(1)
MAX
1.65 V to 3.6 V
VCC – 0.2
IOH = –100 µA
2.7 V to 3.6 V
VCC – 0.2
IOH = –4 mA
1.65 V
1.2
VOH
IOH = –8 mA
2.3 V
1.7
V
2.7 V
2.2
2.2
IOH = –12 mA
3 V
2.4
2.4
IOH = –24 mA
3 V
2.2
2.2
1.65 V to 3.6 V
0.2
IOL = 100 µA
2.7 V to 3.6 V
0.2
IOL = 4 mA
1.65 V
0.45
VOL
V
IOL = 8 mA
2.3 V
0.7
IOL = 12 mA
2.7 V
0.4
0.4
IOL = 24 mA
3 V
0.55
0.55
II
VI = 5.5 V or GND
3.6 V
±5
±5
µA
ICC
VI = VCC or GND,
IO = 0
3.6 V
10
10
µA
One input at VCC – 0.6 V,
∆I
CC
2.7 V to 3.6 V
500
500
µA
Other inputs at VCC or GND
Ci
VI = VCC or GND
3.3 V
5
5
pF
(1)
All typical values are at VCC = 3.3 V, TA = 25°C.
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN54LVC74A
VCC = 3.3 V
VCC = 2.7 V
UNIT
± 0.3 V
MIN
MAX
MIN
MAX
fclock
Clock frequency
83
100
MHz
PRE or CLR low
3.3
3.3
tw
Pulse duration
ns
CLK high or low
3.3
3.3
Data
3.4
3
tsu
Setup time before CLK
ns
PRE or CLR inactive
2.2
2
th
Hold time, data after CLK
1
1
ns
4


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