74ACT373
4/11
DC SPECIFICATIONS
1) Maximum test duration 2ms, one output loaded at time
2) Incident wave switching is guaranteed on trasmission lines with impedances as low as 50
AC ELECTRICAL CHARACTERISTICS (C
L
= 50 pF, R
L
= 500 , Input t
r
= t
f
= 3ns)
(*) Voltage range is 5.0V ± 0.5V
Symbol Parameter
Test Condition Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C -55 to 125°C
Min. Typ. Max. Min. Max. Min. Max.
V
IH
High Level Input
Voltage
4.5 V
O
= 0.1 V or
V
CC
-0.1V
2.0 1.5 2.0 2.0
V5.5 2.0 1.5 2.0 2.0
V
IL
Low Level Input
Voltage
4.5 V
O
= 0.1 V or
V
CC
-0.1V
1.5 0.8 0.8 0.8
5.5 1.5 0.8 0.8 0.8
V
V
OH
High Level Output
Voltage
4.5
I
O
=-50 µA
4.4 4.49 4.4 4.4
5.5
I
O
=-50 µA
5.4 5.49 5.4 5.4
4.5
I
O
=-24 mA
3.86 3.76 3.7
V
5.5
I
O
=-24 mA
4.86 4.76 4.7
V
OL
Low Level Output
Voltage
4.5
I
O
=50 µA
0.001 0.1 0.1 0.1
5.5
I
O
=50 µA
0.001 0.1 0.1 0.1
4.5
I
O
=24 mA
0.36 0.44 0.5
5.5
I
O
=24 mA
0.36 0.44 0.5
I
I
Input Leakage Cur-
rent
5.5
V
I
= V
CC
or GND
± 0.1 ± 1 ± 1 µA
I
OZ
High Impedance
Output Leakege
Current
5.5
V
I
= V
IH
or V
IL
V
O
= V
CC
or GND
± 0.5 ± 5 ± 5 µA
I
CCT
Max I
CC
/Input
5.5
V
I
= V
CC
- 2.1V
0.6 1.5 1.6 mA
I
CC
Quiescent Supply
Current
5.5
V
I
= V
CC
or GND
44080µA
I
OLD
Dynamic Output
Current (note 1, 2)
5.5
V
OLD
= 1.65 V max
75 50 mA
I
OHD
V
OHD
= 3.85 V min
-75 -50 mA
Symbol Parameter
Test Condition Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C -55 to 125°C
Min. Typ. Max. Min. Max. Min. Max.
t
PLH
t
PHL
Propagation Delay
Time LE to Q
5.0
(*)
5.5 10.0 11.5 11.5 ns
t
PLH
t
PHL
Propagation Delay
Time D to Q
5.0
(*)
6.0 10.0 11.5 11.5 ns
t
PZL
t
PZH
Output Enable
Time
5.0
(*)
6.0 9.5 10.5 10.5 ns
t
PLZ
t
PHZ
Output Disable
Time
5.0
(*)
7.0 11.0 12.5 12.5 ns
t
W
LE Minimum Pulse
Width, HIGH
5.0
(*)
1.3 7.0 8.0 8.0 ns
t
s
Setup Time D to
LE, HIGH or LOW
5.0
(*)
-0.5 7.0 8.0 8.0 ns
t
h
Hold Time D to LE,
HIGH or LOW
5.0
(*)
0.5 0.0 1.0 1.0 ns
74ACT373
5/11
CAPACITIVE CHARACTERISTICS
1) C
PD
is defined as the value of the IC’s internal equivalent capacitance which is calculated from the operating current consumption without
load. (Refer to Test Circuit). Average operating current can be obtained by the following equation. I
CC(opr)
= C
PD
x V
CC
x f
IN
+ I
CC
/n (per circuit)
TEST CIRCUIT
C
L
= 50pF or equivalent (includes jig and probe capacitance)
R
L
= R
1
= 500 or equivalent
R
T
= Z
OUT
of pulse generator (typically 50)
Symbol Parameter
Test Condition Value
Unit
V
CC
(V)
T
A
= 25°C
-40 to 85°C -55 to 125°C
Min. Typ. Max. Min. Max. Min. Max.
C
IN
Input Capacitance
5.0 4 pF
C
OUT
Output
Capacitance
5.0 8 pF
C
PD
Power Dissipation
Capacitance (note
1)
5.0
f
IN
= 10MHz
25 pF
TEST SWITCH
t
PLH
, t
PHL
Open
t
PZL
, t
PLZ
2V
CC
t
PZH
, t
PHZ
Open
74ACT373
6/11
WAVEFORM 1: PROPAGATION DELAYS, LE MINIMUN PULSE WIDTH, Dn TO LE SETUP AND
HOLD TIMES (f=1MHz; 50% duty cycle)
WAVEFORM 2: OUTPUT ENABLE AND DISABLE TIMES (f=1MHz; 50% duty cycle)

74ACT373MTR

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Latches Octal D-Type Latch
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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