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SN74LVC74ADE4 数据表(PDF) 5 Page - Texas Instruments

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部件名 SN74LVC74ADE4
功能描述  DUAL POSITIVE-EDGE-TRIGGERED D-TYPE FLIP-FLOPS WITH CLEAR AND PRESET
PDF  27 Pages
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

SN74LVC74ADE4 数据表(HTML) 5 Page - Texas Instruments

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SN54LVC74A, SN74LVC74A
www.ti.com
SCAS287T – JANUARY 1993 – REVISED JULY 2013
Timing Requirements
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN74LVC74A
–40°C to 125°C
–40°C to 125°C
–40°C to 85°C
–40°C to 85°C
Recommended
Recommended
UNIT
VCC = 1.8 V
VCC = 1.8 V
VCC = 2.5 V
VCC = 2.5 V
± 0.15 V
± 0.15 V
± 0.2 V
± 0.2 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fclock
Clock frequency
83
83
83
83
MHz
PRE or CLR low
4.1
4.1
3.3
3.3
tw
Pulse duration
ns
CLK high or low
4.1
4.1
3.3
3.3
Data
3.6
3.6
2.3
2.3
tsu
Setup time before CLK
↑
ns
PRE or CLR inactive
2.7
2.7
1.9
1.9
th
Hold time, data after CLK
↑
1
1
1
1
ns
Timing Requirements
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN74LVC74A
–40°C to 125°C
–40°C to 125°C
–40°C to 85°C
–40°C to 85°C
Recommended
Recommended
UNIT
VCC = 3.3 V
VCC = 3.3 V
VCC = 2.7 V
VCC = 2.7 V
± 0.3 V
± 0.3 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fclock
Clock frequency
83
83
150
100
MHz
PRE or CLR low
3.3
3.3
3.3
3.3
tw
Pulse duration
ns
CLK high or low
3.3
3.3
3.3
3.3
Data
3.4
3.4
3
3
tsu
Setup time before CLK
↑
ns
PRE or CLR inactive
2.2
2.2
2
2
th
Hold time, data after CLK
↑
1
1
0
1
ns
Switching Characteristics
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN54LVC74A
FROM
TO
VCC = 3.3 V
PARAMETER
VCC = 2.7 V
UNIT
(INPUT)
(OUTPUT)
± 0.3 V
MIN
MAX
MIN
MAX
fmax
83
100
MHz
CLK
6
1
5.2
tpd
Q or Q
ns
PRE or CLR
6.4
1
5.4
Switching Characteristics
over recommended operating free-air temperature range (unless otherwise noted) (see Figure 1)
SN74LVC74A
–40°C to 125°C
–40°C to 125°C
–40°C to 85°C
–40°C to 85°C
FROM
TO
Recommended
Recommended
PARAMETER
UNIT
(INPUT)
(OUTPUT)
VCC = 1.8 V
VCC = 1.8 V
VCC = 2.5 V
VCC = 2.5 V
± 0.15 V
± 0.15 V
± 0.2 V
± 0.2 V
MIN
MAX
MIN
MAX
MIN
MAX
MIN
MAX
fmax
83
83
83
83
MHz
CLK
1
7.1
1
7.1
1
4.4
1
4.4
tpd
Q or Q
ns
PRE or CLR
1
6.9
1
6.9
1
4.6
1
4.6
tsk(o)
ns
Copyright © 1993–2013, Texas Instruments Incorporated
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Product Folder Links: SN54LVC74A SN74LVC74A



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