參數(shù)資料
型號: SN74AHCT165
廠商: Texas Instruments, Inc.
英文描述: 8-Bit Parallel-Load Shift Registers(8位并行載入移位寄存器)
中文描述: 8位并行負(fù)載移位寄存器(8位并行載入移位寄存器)
文件頁數(shù): 5/8頁
文件大?。?/td> 181K
代理商: SN74AHCT165
SN54AHCT165, SN74AHCT165
8-BIT PARALLEL-LOAD SHIFT REGISTERS
SCLS372 – MAY 1997
5
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
timing requirements over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
TA = 25
°
C
MIN
SN54AHCT165
MIN
SN74AHCT165
MIN
UNIT
MAX
MAX
MAX
tw
Pulse duration
CLK high or low
ns
SH/LD low
CLK INH high before CLK
CLK INH low before CLK
Data before SH/LD
SER before CLK
SH/LD high before CLK
SER data after CLK
PAR data after SH/LD
tsu
Setup time
ns
th
Hold time
ns
switching characteristics over recommended operating free-air temperature range,
V
CC
= 5 V
±
0.5 V (unless otherwise noted) (see Figure 1)
PARAMETER
FROM
(INPUT)
TO
LOAD
SN54AHCT165
TA = 25
°
C
TYP
UNIT
(OUTPUT)
CAPACITANCE
MIN
MAX
MIN
MAX
fmax
CL = 15 pF*
CL = 50 pF
MHz
tPLH*
tPHL*
tPLH*
tPHL*
tPLH*
tPHL*
tPLH
tPHL
tPLH
tPHL
tPLH
tPHL
SH/LD
QHor QH
QH or QH
CL= 15 pF
CL = 15 pF
ns
CLK
QHor QH
QH or QH
CL= 15 pF
CL = 15 pF
ns
H
QHor QH
QH or QH
CL= 15 pF
CL = 15 pF
ns
SH/LD
QHor QH
QH or QH
CL= 50 pF
CL = 50 pF
ns
CLK
QHor QH
QH or QH
CL= 50 pF
CL = 50 pF
ns
H
QHor QH
QH or QH
CL= 50 pF
CL = 50 pF
ns
* On products compliant to MIL-PRF-38535, this parameter is ensured but not production tested.
P
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