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SN74AHC595N Datasheet(PDF) 7 Page - Texas Instruments

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Part No. SN74AHC595N
Description  8-Bit Shift Registers
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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SN74AHC595
www.ti.com
SCLS373K – MAY 1996 – REVISED SEPTEMBER 2015
6.8 Timing Requirements: VCC = 5 V ± 0.5 V
MIN
NOM
MAX
UNIT
TA = 25°C
5
SRCLK high or low
TA = –40°C to 85°C
5
TA = –40°C to 125°C Recommended
6
TA = 25°C
5
tW
Pulse duration
RCLK high or low
TA = –40°C to 85°C
5
ns
TA = –40°C to 125°C Recommended
6
TA = 25°C
5
SRCLR low
TA = –40°C to 85°C
5
TA = –40°C to 125°C Recommended
6.2
TA = 25°C
3
SER before SRCLK
TA = –40°C to 85°C
3
TA = –40°C to 125°C Recommended
4
TA = 25°C
5
SRCLK
↑ before RCLK↑(1)
TA = –40°C to 85°C
5
TA = –40°C to 125°C Recommended
6
tsu
Set-up time
ns
TA = 25°C
5
SRCLR low before RCLK
TA = –40°C to 85°C
5
TA = –40°C to 125°C Recommended
6
TA = 25°C
2.5
SRCLR high (inactive) before SRCLK
TA = –40°C to 85°C
2.5
TA = –40°C to 125°C Recommended
3.5
TA = 25°C
2
th
Hold time
SER after SRCLK
TA = –40°C to 85°C
2
ns
TA = –40°C to 125°C Recommended
3
(1)
This set-up time allows the storage register to receive stable data from the shift register. The clocks can be tied together, in which case
the shift register is one clock pulse ahead of the storage register.
6.9 Switching Characteristics: VCC = 3.3 V ± 0.3 V
over operating free-air temperature range (unless otherwise noted)
FROM
TO
LOAD
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
(INPUT)
(OUTPUT)
CAPACITANCE
TA = 25°C
80(1)
120(1)
CL = 15 pF
TA = –40°C to 85°C
70
TA = –40°C to 125°C Recommended
60
fmax
MHz
TA = 25°C
55
105
CL = 50 pF
TA = –40°C to 85°C
50
TA = –40°C to 125°C Recommended
40
TA = 25°C
6(1)
11.9(1)
tPLH
RCLK
QA – QH
CL = 15 pF
TA = –40°C to 85°C
1
13.5
ns
TA = –40°C to 125°C Recommended
1
14.9
TA = 25°C
6(1)
11.9(1)
tPHL
RCLK
QA – QH
CL = 15 pF
TA = –40°C to 85°C
1
13.5
ns
TA = –40°C to 125°C Recommended
1
14.9
TA = 25°C
6.6(1)
13(1)
tPLH
SRCLK
QH'
CL = 15 pF
TA = –40°C to 85°C
1
15
ns
TA = –40°C to 125°C Recommended
1
16.4
TA = 25°C
6.6(1)
13(1)
tPHL
SRCLK
QH'
CL = 15 pF
TA = –40°C to 85°C
1
15
ns
TA = –40°C to 125°C Recommended
1
16.4
(1)
On products compliant to MIL-PRF-38535, this parameter is not production tested.
Copyright © 1996–2015, Texas Instruments Incorporated
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