MICROCIRCUIT DATA SHEET
MNDM54LS373-X REV 0A0
Original Creation Date: 04/15/98
Last Update Date: 07/08/98
Last Major Revision Date: 04/15/98
OCTAL TRANSPARENT LATCH with TRI-STATE OUTPUTS
General Description
The 'LS373 consists of eight latches
applications. The flip-flops appear
HIGH. When LE is LOW, the data that
the bus when the Output Enable (/OE)
high impedance state.
with Tri-state outputs for bus organized system
transparent to the data when Latch Enable (LE) is
meets the setup times is latched. Data appears on
is LOW. When /OE is HIGH the bus output is in the
Industry Part Number
54LS373
NS Part Numbers
DM54LS373J/883
Prime Die
R373
Processing
MIL-STD-883, Method 5004
Subgrp Description
1
2
3
4
5
6
7
8A
8B
9
10
11
Static tests at
Static tests at
Static tests at
Dynamic tests at
Dynamic tests at
Dynamic tests at
Functional tests at
Functional tests at
Functional tests at
Switching tests at
Switching tests at
Switching tests at
Temp (
o
C)
+25
+125
-55
+25
+125
-55
+25
+125
-55
+25
+125
-55
Quality Conformance Inspection
MIL-STD-883, Method 5005
1
MNDM54LS373-X REV 0A0
MICROCIRCUIT DATA SHEET
Features
2
MNDM54LS373-X REV 0A0
MICROCIRCUIT DATA SHEET
(Absolute Maximum Ratings)
(Note 1)
Storage Temperature
-65 C to +150 C
Ambient Temperature under Bias
-55 C to +125 C
Input Voltage
-0.5V to +7.0V
VCC Pin Potential to Ground Pin
-0.5V to +7.0V
Junction Temperature under Bias
-55C to +175C
Current Applied to Output in LOW state (Max)
twice the rated Iol (ma)
Note 1:
Absolute Maximum ratings are those values beyond which the device may be damaged or
have its useful life impaired. Functional operation under these conditions is not
implied.
Recommended Operating Conditions
Free Air Ambient Temperature
Military
Supply Voltage
Military
-55 C to +125 C
+4.5V to +5.5V
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MNDM54LS373-X REV 0A0
MICROCIRCUIT DATA SHEET
Electrical Characteristics
DC PARAMETER
(The following conditions apply to all the following parameters, unless otherwise specified.)
DC: VCC 4.5V to 5.5V, Temp range: -55C to 125C
SYMBOL
IIH
IBVI
IIL
VOL
VOH
IOS
VCD
ICC
IOZH
IOZL
PARAMETER
Input High
Current
Input High
Current
Input LOW Current
Output LOW
Voltage
High Level Output
Voltage
Short Circuit
Output Current
Input Clamp Diode
Voltage
Supply Current
Off-State Output
Current (High)
Off-State Output
Current
(Low)
CONDITIONS
VCC=5.5V, VM=2.7V, VINH=4.5V,
VINL=0.0V
VCC=5.5V, VM=7.0.V, VINH=4.5V,
VINL=0.0V
VCC=5.5V, VM=0.4V, VINH=4.5V,
VINL=0.0V
VCC=4.5V, IOL=12.0mA, VINH=4.5V,
VIL=0.7V, VIH=2.0V
VCC=4.5V, IOH=-1.0mA, VIL=0.7V,
VINH=4.5V, VIH=2.0V
VCC=5.5V, VINH=4.5V, VOUT=0.0V,
VINL=0.0V
VCC=4.5V, IM=-18mA, VINH=4.5V
VCC=5.5V, VINL=0.0V, VINH=4.5V
VCC=5.5V, VM=2.7V, VIH=2.0V, VIL=0.7V
VCC=5.5V, VM=0.4V, VIH=2.0V, VIL=0.7V
NOTES
PIN-
NAME
MIN
MAX
20.0
100
-0.4
0.4
UNIT
uA
uA
mA
V
V
-100
-1.5
40.0
20.0
-20.0
mA
V
mA
uA
uA
SUB-
GROUPS
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 2,
3
1, 3 INPUTS
1, 3 INPUTS
1, 3 INPUTS
1, 3 OUTPUTS
1, 3 OUTPUTS 2.4
1, 3 OUTPUT
1, 3 INPUTS
1, 3 VCC
1, 3 OUTPUTS
1, 3 OUTPUTS
-20.0
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MNDM54LS373-X REV 0A0
MICROCIRCUIT DATA SHEET
Electrical Characteristics
AC PARAMETER - Standard Load
(The following conditions apply to all the following parameters, unless otherwise specified.)
AC: VCC=5.0V
Temp range: -55C to +125C
SYMBOL
tpLH/HL 1
PARAMETER
Propagation Delay
CONDITIONS
VCC=5.0V, CL=50pF
NOTES
PIN-
NAME
MIN
MAX
18.0
30.0
30.0
45.0
30.0
38.0
37.0
46.0
35.0
44.0
26.0
33.0
15.0
5.0
20.0
UNIT
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
SUB-
GROUPS
9
10, 11
9
10, 11
9
10, 11
9
10, 11
9
10, 11
9
10, 11
9
9
9
2,
Dx to
4, 5 Qx
2,
Dx to
4, 5 Qx
tpLH/HL 2
Propagation Delay
VCC=5.0V, CL=50pF
2,
LE to
4, 5 Qx
2,
LE to
4, 5 Qx
tpZH
Output Enable
VCC=5.0V, CL=50pF
2,
OE to
4, 5 Qx
2,
OE to
4, 5 Qx
tpZL
Output Enable
VCC=5.0V, CL=50pF
2,
OE to
4, 5 Qx
2,
OE to
4, 5 Qx
tpHZ
Output Disable
VCC=5.0V, CL=5pF
2,
OE to
4, 5 Qx
2,
OE to
4, 5 Qx
tpLZ
Output Disable
VCC=5.0V, CL=5pF
2,
OE to
4, 5 Qx
2,
OE to
4, 5 Qx
tw (H/L)
ts
th
Pulse Width
Set-up Time
Hold Time
Note 1:
Note 2:
Note 3:
Note 4:
Note 5:
VCC=5.0V, CL=50pF
VCC=5.0V, CL=50pF
VCC=5.0V, CL=50pF
2, 4 Clock,
LE
2, 4 Data
2, 4 Data
Screen tested 100% on each device at -55C, +25C & +125C temperature, subgroups A1, 2,
3, 7 & 8.
Screen tested 100% on each device at +25C temperature only, subgroup A9.
Sample tested (Method 5005, Table 1) on each MFG. lot at +25C, +125C & -55C
temperature, subgroups A1, 2, 3, 7 & 8.
Sample tested (Method 5005, Table 1) on each MFG. lot at +25C, subgroup A9.
Guaranteed, not tested at +125C & -55C, subgroups 10 & 11.
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