
SN54LV166A, SN74LV166A
8-BIT PARALLEL-LOAD SHIFT REGISTERS
SCLS456A – FEBRUARY 2001 – REVISED JULY 2003
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
2-V to 5.5-V V
CC
Operation
Max t
pd
of 10.5 ns at 5 V
Typical V
OLP
(Output Ground Bounce)
<0.8 V at V
CC
= 3.3 V, T
A
= 25
°
C
Typical V
OHV
(Output V
OH
Undershoot)
>2.3 V at V
CC
= 3.3 V, T
A
= 25
°
C
I
off
Supports Partial-Power-Down-Mode
Operation
Synchronous Load
Direct Overriding Clear
Parallel-to-Serial Conversion
Latch-Up Performance Exceeds 100 mA Per
JESD 78, Class II
ESD Protection Exceeds JESD 22
– 2000-V Human-Body Model (A114-A)
– 200-V Machine Model (A115-A)
– 1000-V Charged-Device Model (C101)
SN54LV166A . . . J OR W PACKAGE
SN74LV166A . . . D, DB, DGV, NS, OR PW PACKAGE
(TOP VIEW)
SN54LV166A . . . FK PACKAGE
(TOP VIEW)
NC – No internal connection
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
SER
A
B
C
D
CLK INH
CLK
GND
V
CC
SH/LD
H
Q
H
G
F
E
CLR
3
2 1 20 19
9 10 11 12 13
4
5
6
7
8
18
17
16
15
14
H
Q
H
NC
G
F
B
C
NC
D
CLK INH
A
S
N
C
E
V
S
C
G
N
description/ordering information
The ’LV166A devices are 8-bit parallel-load shift registers, designed for 2-V to 5.5-V V
CC
operation.
ORDERING INFORMATION
TA
PACKAGE
ORDERABLE
PART NUMBER
TOP-SIDE
MARKING
SOIC – D
Tube of 40
SN74LV166AD
LV166A
Reel of 2500
SN74LV166ADR
SOP – NS
Reel of 2000
SN74LV166ANSR
74LV166A
–40
°
C to 85
°
C
SSOP – DB
Reel of 2000
SN74LV166ADBR
LV166A
Tube of 90
SN74LV166APW
TSSOP – PW
Reel of 2000
SN74LV166APWR
LV166A
Reel of 250
SN74LV166APWT
TVSOP – DGV
Reel of 2000
SN74LV166ADGVR
LV166A
CDIP – J
Tube of 25
SNJ54LV166AJ
SNJ54LV166AJ
–55
°
C to 125
°
C
CFP – W
LCCC – FK
Tube of 150
Tube of 55
SNJ54LV166AW
SNJ54LV166AFK
SNJ54LV166AW
SNJ54LV166AFK
Package drawings, standard packing quantities, thermal data, symbolization, and PCB design
guidelines are available at www.ti.com/sc/package.
Copyright
2003, Texas Instruments Incorporated
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
UNLESS OTHERWISE NOTED this document contains PRODUCTION
DATA information current as of publication date. Products conform to
specifications per the terms of Texas Instruments standard warranty.
Production processing does not necessarily include testing of all
parameters.