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SN74AHCT174DB датащи(PDF) 3 Page - Texas Instruments

номер детали SN74AHCT174DB
подробное описание детали  HEX D-TYPE FLIP-FLOPS WITH CLEAR
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производитель  TI [Texas Instruments]
домашняя страница  http://www.ti.com
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SN74AHCT174DB датащи(HTML) 3 Page - Texas Instruments

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SN54AHCT174, SN74AHCT174
HEX D-TYPE FLIP-FLOPS
WITH CLEAR
SCLS419E – JUNE 1998 – REVISED JANUARY 2000
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
recommended operating conditions (see Note 3)
SN54AHCT174
SN74AHCT174
UNIT
MIN
MAX
MIN
MAX
UNIT
VCC
Supply voltage
4.5
5.5
4.5
5.5
V
VIH
High-level input voltage
2
2
V
VIL
Low-level input voltage
0.8
0.8
V
VI
Input voltage
0
5.5
0
5.5
V
VO
Output voltage
0
VCC
0
VCC
V
IOH
High-level output current
–8
–8
mA
IOL
Low-level output current
8
8
mA
∆t/∆v
Input transition rise or fall time
20
20
ns/V
TA
Operating free-air temperature
–55
125
–40
85
°C
NOTE 3: All unused inputs of the device must be held at VCC or GND to ensure proper device operation. Refer to the TI application report,
Implications of Slow or Floating CMOS Inputs, literature number SCBA004.
electrical characteristics over recommended operating free-air temperature range (unless
otherwise noted)
PARAMETER
TEST CONDITIONS
VCC
TA = 25°C
SN54AHCT174
SN74AHCT174
UNIT
PARAMETER
TEST CONDITIONS
VCC
MIN
TYP
MAX
MIN
MAX
MIN
MAX
UNIT
V
IOH = –50 mA
45 V
4.4
4.5
4.4
4.4
V
VOH
IOH = –8 mA
4.5 V
3.94
3.8
3.8
V
V
IOL = 50 mA
45 V
0.1
0.1
0.1
V
VOL
IOL = 8 mA
4.5 V
0.36
0.44
0.44
V
II
VI = VCC or GND
0 V to 5.5 V
±0.1
±1*
±1
mA
ICC
VI = VCC or GND,
IO = 0
5.5 V
4
40
40
mA
∆ICC†
One input at 3.4 V,
Other inputs at VCC or GND
5.5 V
1.35
1.5
1.5
mA
Ci
VI = VCC or GND
5 V
2
10
10
pF
* On products compliant to MIL-PRF-38535, this parameter is not production tested at VCC = 0 V.
† This is the increase in supply current for each input at one of the specified TTL voltage levels rather than 0 V or VCC.
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted)
TA = 25°C
SN54AHCT174
SN74AHCT174
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
t
Pulse duration
CLR low
5
5
5
ns
tw
Pulse duration
CLK high or low
5
5
5
ns
t
Setup time before CLK
Data
5
5
5
ns
tsu
Setup time before CLK
CLR inactive
3.5
3.5
3.5
ns
th
Hold time, data after CLK
0
0
0
ns
PRODUCT PREVIEW information concerns products in the formative or
design phase of development. Characteristic data and other
specifications are design goals. Texas Instruments reserves the right to
change or discontinue these products without notice.


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