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Teilenummer | U74AHC595 |
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Beschreibung | 8-BIT SHIFT REGISTER | |
Hersteller | Unisonic Technologies | |
Logo | ||
Gesamt 7 Seiten UNISONIC TECHNOLOGIES CO., LTD
U74AHC595
8-BIT SHIFT REGISTER WITH
3-STATE OUTPUT REGISTERS
DESCRIPTION
The UTC 74AHC595 contains an 8-bit serial-in, parallel-out shift
register that feeds an 8-bit D-type storage register. The storage
register has parallel 3-state outputs. Separate clocks are provided
for both the shift and storage registers. The shift register has a direct
overriding clear ( SRCLR ) input, serial (SER) input, and a serial
output for cascading. When the output-enable ( OE ) input is high, all
outputs, except QH’, are in the high-impedance state.
Both the shift-register clock (SRCLK) and storage-register clock
(RCLK) are positive-edge triggered. If both clocks are connected
together the shift register always is one clock pulse ahead of the
storage register.
FEATURES
* Operation Voltage Range: 2~5.5V
* 8-bit Serial-In, Parallel-Out Shift
* Shift Register Has Direct Clear
ORDERING INFORMATION
Ordering Number
U74AHC595G-S16-R
U74AHC595G-R16-R
U74AHC595G-P16-R
Package
SOP-16
SSOP-16
TSSOP-16
CMOS IC
SOP-16
SSOP-16
(150mil)
TSSOP-16
Packing
Tape Reel
Tape Reel
Tape Reel
MARKING
SOP-16 / TSSOP-16
SSOP-16
www.unisonic.com.tw
Copyright © 2015 Unisonic Technologies Co., Ltd
1 of 7
QW-R502-997.D
U74AHC595
CMOS IC
DYNAMIC CHARACTERISTICS (TA=25°C, unless otherwise specified)
PARAMETER
Maximum Clock Frequency
From RCLK to QA-QH
From SRCLK to QH'
From SRCLR to QH'
From OE to QA-QH
From OE to QA-QH
SYMBOL
fmax
tPLH
tPHL
tPLH
tPHL
tPHL
tPZH
tPZL
tPHZ
tPLZ
TEST CONDITIONS
VCC=3.3±0.3V,CL=15pF
VCC=3.3±0.3V,CL=50pF
VCC=5±0.5V,CL=15pF
VCC=5±0.5V,CL=50pF
VCC=3.3±0.3V,
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V
CL=15pF
CL=50pF
VCC=5±0.5V
CL=15pF
CL=50pF
VCC=3.3±0.3V,CL=50pF
VCC=5±0.5V,CL=50pF
VCC=3.3±0.3V,CL=50pF
VCC=5±0.5V,CL=50pF
MIN TYP MAX UNIT
80 120
55 105
135 170
MHz
95 140
6 11.9
7.9 15.4
4.3 7.4
5.6 9.4
6 11.9
ns
7.9 15.4
4.3 7.4
5.6 9.4
6.6 13
9.2 16.5
4.5 8.2
6.4 10.2
6.6 13
ns
9.2 16.5
4.5 8.2
6.4 10.2
6.2 12.8
9 16.3
4.5 8
ns
6.4 10
6 11.5
7.8 15
4.3 8.6
5.7 10.6
7.8 11.5
ns
9.6 15
5.4 8.6
6.8 10.6
8.1 15.7
3.5 10.3
9.3 15.7
ns
3.4 10.3
OPERATING CHARACTERISTICS (VCC=5V, TA=25°C, unless otherwise specified)
PARAMETER
Power Dissipation Capacitance
SYMBOL
TEST CONDITIONS
CPD No load, f=1MHz
MIN TYP MAX UNIT
25.2 pF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
6 of 7
QW-R502-997.D
6 Page | ||
Seiten | Gesamt 7 Seiten | |
PDF Download | [ U74AHC595 Schematic.PDF ] |
Teilenummer | Beschreibung | Hersteller |
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