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SN74AHC74D 数据表(PDF) 4 Page - Texas Instruments

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部件名 SN74AHC74D
功能描述  Dual Positive-Edge-Triggered D-Type Flip-Flops With Clear and Preset
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

SN74AHC74D 数据表(HTML) 4 Page - Texas Instruments

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SN54AHC74, SN74AHC74
SCLS255K – DECEMBER 1995 – REVISED DECEMBER 2013
www.ti.com
Electrical Characteristics
over recommended operating free-air temperature range (unless otherwise noted)
–55°C to 125°C
–40°C to 85°C
–40°C to 125°C
TA = 25°C
SN54AHC74
SN74AHC74
SN74AHC74
PARAMETER
TEST CONDITIONS
VCC
UNIT
MIN
TYP
MAX
MIN
MAX
MIN
MAX
MIN
MAX
2 V
1.9
2
1.9
1.9
1.9
IOH = -50 mA
3 V
2.9
3
2.9
2.9
2.9
VOH
4.5 V
4.4
4.5
4.4
4.4
4.4
V
IOH = -4 mA
3 V
2.58
2.48
2.48
2.48
IOH = -8 mA
4.5 V
3.94
3.8
3.8
3.8
2 V
0.1
0.1
0.1
0.1
IOL = 50 mA
3 V
0.1
0.1
0.1
0.1
VOL
4.5 V
0.1
0.1
0.1
0.1
V
IOL = 4 mA
3 V
0.36
0.5
0.44
0.5
IOH = 8 mA
4.5 V
0.36
0.5
0.44
0.5
II
VI = 5.5 V or GND
0 V to 5.5 V
±0.1
±1(1)
±1
±1
µA
VI = VCC or
ICC
IO = 0
5.5 V
2
20
20
20
µA
GND,
Ci
VI = VCC or GND
5 V
2
10
10
pF
(1)
On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
Timing Requirements
over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V (unless otherwise noted) (see Figure 1)
–40°C to 85°C
–40°C to 125°C
TA = 25°C
SN54AHC74
SN74AHC74
SN74AHC74
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
PRE or CLR low
6
7
7
7
tw
Pulse duration
ns
CLK
6
7
7
7
Data
6
7
7
7
tsu
Setup time before CLK
ns
PRE or CLR inactive
5
5
5
5
th
Hold time, data after CLK
0.5
0.5
0.5
0.5
ns
Timing Requirements
over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V (unless otherwise noted) (see Figure 1)
–40°C to 85°C
–40°C to 125°C
TA = 25°C
SN54AHC74
SN74AHC74
SN74AHC74
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
PRE or CLR low
5
5
5
5
tw
Pulse duration
ns
CLK
5
5
5
5
Data
5
5
5
5
tsu
Setup time before CLK
ns
PRE or CLR inactive
3
3
3
3
th
Hold time, data after CLK
0.5
0.5
0.5
0.5
ns
4
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Product Folder Links: SN54AHC74 SN74AHC74


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