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74ACT8244 数据表(PDF) 3 Page - STMicroelectronics

部件名 74ACT8244
功能描述  RELAY DRIVER IC
PDF  7 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

74ACT8244 数据表(HTML) 3 Page - STMicroelectronics

  74ACT8244 Datasheet HTML 1Page - STMicroelectronics 74ACT8244 Datasheet HTML 2Page - STMicroelectronics 74ACT8244 Datasheet HTML 3Page - STMicroelectronics 74ACT8244 Datasheet HTML 4Page - STMicroelectronics 74ACT8244 Datasheet HTML 5Page - STMicroelectronics 74ACT8244 Datasheet HTML 6Page - STMicroelectronics 74ACT8244 Datasheet HTML 7Page - STMicroelectronics  
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74ACT8244
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DC SPECIFICATIONS
AC ELECTRICAL CHARACTERISTICS (CL = 50 pF, RL = 500 Ω, Input tr = tf = 3ns)
TRUTH TABLE FOR LATCHING RELAY
DRIVER
Z : High Impedance
X : Don’t Care
n : 1,2,3
TRUTH TABLE FOR SINGLE SIDE RELAY
TRUTH TABLE FOR LED DRIVER
Symbol
Parameter
Test Condition
Value
Unit
Min.
Typ.
Max.
VIH
High Level Input Voltage
VO = 0.1 V or VCC-0.1V
2.0
1.4
V
VIL
Low Level Input Voltage
VO = 0.1 V or VCC-0.1V
1.4
0.8
V
VOH
High Level Output Voltage
for Single Driver
IO=-35mA
VCC-0.68 VCC-0.3
V
VOL
Low Level Output Voltage for
Single Driver
IO=35mA
0.25
0.68
V
VOH
High Level Output Voltage
for Double Relay Driver
IO=-70mA
VCC-0.68 VCC-0.3
V
VOL
Low Level Output Voltage for
Double Relay Driver
IO=70mA
0.25
0.68
V
VOH
High Level Output Voltage
for Single Side Relay of LED
IO=-50mA
VCC-0.8
VCC-0.4
V
VOL
Low Level Output Voltage for
Single Side Relay of LED
IO=50mA
0.3
0.8
V
II
Input Leakage Current
VI = VCC or GND
± 0.1
µA
ICCT
Max ICC/Input
VI = VCC - 2.1V
0.6
1.5
mA
ICC
Quiescent Supply Current
VI = VCC or GND
4
40
µA
Symbol
Parameter
Test Condition
Value
Unit
Min.
Typ.
Max.
tPLH tPHL
Propagation Delay Time
Over recommended operating
conditions
7.0
11.0
ns
INPUT
OUTPUT
Condition
RST
INnA
INnB
OUnA OUnB
H
X
X
L
L
Storage
LLLLL
Storage
L
LHLH
Operate
LHLHL
Release
L
HHHH
Storage
INPUT
OUTPUT
IN4
OUT4
LH
HL
INPUT
OUTPUT
IN5
OUT5
LH
HL



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