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SN74LV166A Datasheet(PDF) 6 Page - Texas Instruments

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Part No. SN74LV166A
Description  8-BIT PARALLEL-LOAD SHIFT REGISTERS
Download  15 Pages
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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SN74LV166A Datasheet(HTML) 6 Page - Texas Instruments

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SN54LV166A, SN74LV166A
8BIT PARALLELLOAD SHIFT REGISTERS
SCLS456B − FEBRUARY 2001 − REVISED DECEMBER 2004
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range, VCC = 2.5 V ± 0.2 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54LV166A
SN74LV166A
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration
CLR low
8
9
9
ns
tw
Pulse duration
CLK high or low
8.5
9
9
ns
CLK INH before CLK
7
7
7
Data before CLK
6.5
8.5
8.5
tsu
Setup time
SH/LD before CLK
7
8.5
8.5
ns
tsu
Setup time
SER before CLK
8.5
9.5
9.5
ns
CLR
↑ inactive before CLK↑
6
7
7
th
Hold time
Data after CLK
−0.5
0
0
ns
timing requirements over recommended operating free-air temperature range, VCC = 3.3 V ± 0.3 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54LV166A
SN74LV166A
UNIT
MIN
MAX
MIN
MAX
MIN
MAX
UNIT
tw
Pulse duration
CLR low
6
7
7
ns
tw
Pulse duration
CLK high or low
6
7
7
ns
CLK INH before CLK
5
5
5
Data before CLK
5
6
6
tsu
Setup time
SH/LD before CLK
5
6
6
ns
tsu
Setup time
SER before CLK
5
6
6
ns
CLR
↑ inactive before CLK↑
4
4
4
th
Hold time
Data after CLK
0
0
0
ns
timing requirements over recommended operating free-air temperature range, VCC = 5 V ± 0.5 V
(unless otherwise noted) (see Figure 1)
TA = 25°C
SN54LV166A
SN74LV166A
UNIT
MIN
MAX
MIN
MAX
MIN4
MAX
UNIT
tw
Pulse duration
CLR low
5
5
5
ns
tw
Pulse duration
CLK high or low
4
4
4
ns
CLK INH before CLK
3.5
3.5
3.5
Data before CLK
4.5
4.5
4.5
tsu
Setup time
SH/LD before CLK
4
4
4
ns
tsu
Setup time
SER before CLK
4
4
4
ns
CLR
↑ inactive before CLK↑
3.5
3.5
3.5
th
Hold time
Data after CLK
1
1
1
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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