IK Semicon IN74VHCT373DW Octal d-type latch (3-state) Datasheet

TECHNICAL DATA
Octal d-type latch (3-state)
IN74VHCT373 is designed for using in up-to-date high
performance computers, high-level electronic equipment
for mass application.
IN74VHCT373 is identical in pinout to the ICs
IN74HC373A,
IN74HCT373A,
IN74AC373A,
IN74ACT373A.
Input voltage levels are compatible with standard TTLlevels. Output voltage levels are compatible with input
levels of C-MOS, N-MOS and TTL ICs.
IN74VHCT373
ORDERING INFORMATION
IN74VHCT373N Plastic
IN74VHCT373DW SOIC
TA = -40° to 85° C for all packages
Features:
• Supply voltage range 4.5 to 5.5 V.
• Output current 8 mA.
• Low consumption current: 0.2 mkA (typical value) at Та = 25 °С.
• Latchup current not less than 300 mA at Та = 85 °С.
• Tolerable value of static potential not less than 2000 V as per human body model
(HBM) and not less than 200 V as per machine model (ММ).
• Ambient operation temperature minus 40 to plus 85 °С.
• Balanced signal propagation delay.
• Ensures voltage exceeding mode on input
.
1
IN74VHCT373
IN74VHCT373 truth table
Input
Output
OE
LE
D
Q
L
H
H
H
L
H
L
L
L
L
X
Qo
X
Z
H
X
Note –
H - high voltage level;
L - low voltage level;
X - any voltage level (low or high);
Qo - storage of the previous state;
Z - output in the third state
Pins description in IN74VHCT373
Pin No.
Pinout
OE
01
20
VCC
Q0
02
19
Q7
D0
03
18
D7
D1
04
17
D6
Q1
05
16
Q6
Q2
06
15
Q5
D2
07
14
D5
D3
08
13
D4
Q3
09
12
Q4
GND 10
11
LE
Symbol
Description
01
OE
02
Q0
Data output
03
D0
Data input
04
D1
Data input
05
Q1
Data output
06
Q2
Data output
07
D2
Data input
08
D3
Data input
09
Q3
Data output
10
GND
11
LE
Recording enable input
12
Q4
Data output
13
D4
Data input
14
D5
Data input
15
Q5
Data output
16
Q6
Data output
17
D6
Data input
18
D7
Data input
19
Q7
Data output
20
Vcc
Input OUTPUT ENABLE
Common output
Supply output from voltage source
2
IN74VHCT373
Absolute maximum conditions*
Parameter, unit
Supply voltage, V
Input voltage, V
Output voltage, V
Output voltage, V
Input diode current, mA
Current of common output and supply
output, mA
Output current, mA
Output diode current, mA
Dissipated power, mW
Symbol
VCC
Vin
Vout
Vout1
Iik
Icc
Value
min
-0.5
-0.5
-0.5
-0.5
-
max
7.0
7.0
VCC + 0.5B
7.0
-20
±75
±25
±20
180
Iout
Iok
Pd
*Under absolute maximum conditions operation of microcircuit is not guaranteed. Operation is
guaranteed under maximum conditions
Maximum conditions
Parameter, unit
Symbol
Value
min
Supply voltage, V
VCC
4.5
Input voltage,V
Vin
0
Output voltage, V
Vout
0
Output voltage, V
Vout1
0
Output current, mA
Iout
Input rise and fall time, ns/V
tLH, tHL
0
* - For ICs without third state on outputs – Vcc = 0V, for ICs with third state on outputs
should be in third state
max
5.5
VCC
VCC
5.5*
±8.0
20
– outputs
3
IN74VHCT373
DC electrical characteristics
Value
Symbo
l
VIH
VIL
VOH
VOL
IOZ
II
IIH1
ICC
ICCT
Parameter
4.5 –
VO ≤ 0.1 V or
5.5
VO ≥ VCC –0.1
Low input voltage
4.5 –
VO ≤ 0.1 V or
5.5
VO ≥ VCC –0.1
High output voltage VI = VIH or VIL 4.5
IO = -50 mkA
5.5
VI = VIH or VIL;
4.5
IO = -8 mA
Low output voltage VI = VIH or VIL 4.5
IO = 50 mkA
5.5
VI = VIH or VIL
4.5
IO = 8 mA
5.5
Output current in VI = 2.0V
"off" state
VO = VCC or 0V
Input current
VI = 0 V or VCC
5.5
High level input VI = 5.5V
0
current
Consumption current VI =VCC or 0V 5.5
High input voltage
TTL-input
VI
consumption current
=
3.4
25 °C
VCC,
V
Test conditions
V
5.5
–40
to 85 °C
min
max
2.0
-
min
2.0
max
-
–
0.8
–
0.8
4.42
5.42
–
–
4.4
5.4
–
–
3.94
–
3.80
–
–
–
0.09
0.09
–
–
0.1
0.1
–
0.36
–
0.44
-
±0.25
-
±2.5
-
±0.1
±0.1
-
±1.0
±1.0
-
4.0
-
40.0
-
1.35
-
1.5
Unit
V
uA
mA
4
IN74VHCT373
AC electrical characteristics (tLH = tHL = 3.0 ns, RL = 1 kOhm)
Value
Symbol
Parameter
Test conditions
tPHL, tPLH Propagation delay time Fig 1
when switching «on»,
«off» from input LE to
output Q
tPHL, tPLH From input D to output Q Fig 1
tPHZ , tPLZ Propagation delay time Fig 2
under transition from
high, low level into «off»
state
tPZH , tPZL Propagation delay time Fig 2
under transition from
«off» state into high, low
level
tSU
Time of setting signal D Fig 3
relativey to LE
tH
Retention time, D signal Fig 3
to LE
tW
Pulse duration of LE Fig 3
signal
tOSLH, Propagation
delays
tOSHL difference
between
outputs
–
VCC, V
CL,
pF
25 °C
–40
to 85 °C
min max
–
13.5
–
14.5
Unit
5.0 ± 0.5 15
50
min
–
–
max
12.3
13.3
5.0 ± 0.5 15
50
5.0 ± 0.5 50
–
–
–
8.5
9.5
11.2
–
–
–
9.5
10.5
12.0
5.0 ± 0.5 15
50
–
–
10.9
11.9
–
–
12.5
13.5
ns
5.0 ± 0.5 15
50
5.0 ± 0.5 15
50
5.0 ± 0.5 15
50
5.5 ± 0.5 50
1.5
1.5
3.5
3.5
6.5
6.5
–
–
–
–
–
–
–
1.0
1.5
1.5
3.5
3.5
8.5
8.5
–
–
–
–
–
–
–
1.0
ns
ns
ns
ns
Capacitance characteristics
Symbol
CI
CO
CРD
Parameter
Input capacity
Output capacity
Dynamic capacity
Test conditions
VI = 0 V orVCC
VCC, V
5.0
5.0
5.0
Value
25 °C
min
max
10
12
50
Unit
pF
pF
pF
5
IN74VHCT373
Noise characteristics (CL = 50 pF)
Parameter
Symbol
VOLP
VOLV
VIHD
VILD
Unit
Value
VCC, V
Positive noise of low output voltage
5.0
Negative noise of low output 5.0
voltage
min
-1.6
Input dynamic high voltage
Input dynamic low voltage
2.0
5.0
5.0
max
1.6
-
V
0.8
- - Time diagram of input and output pulses
tLH
tHL
0.9
Input
0.5
3.0 V
0.9
0.5
0.1
GND
0.1
tPHL
tPLH
VCC
Output
1.5
V
1.5 V
0V
Fig. 1
tHL
Input
tLH
3.0 V
0.9
0.9
0.5
0.5
0.1
0V
0.1
tPZH
Output
0.9
VOH
tPHZ
1.5 V
0V
VCC
tPLZ
Output
tPZL
1.5 V
0.1
VOL
Fig.2
6
IN74VHCT373
Time diagram of input pulses
3.0 V
Input D
0.5
0.5
tSU
GND
tH
3.0 V
Input LE
0.5
0.5
tW
GND
Fig. 3
7
IN74VHCT373
N SUFFIX PLASTIC DIP
(MS - 001AD)
A
Dimension, mm
11
20
B
1
10
Symbol
MIN
MAX
A
24.89
26.92
B
6.1
7.11
5.33
C
F
L
C
-T- SEATING
PLANE
N
D
0.36
0.56
F
1.14
1.78
G
2.54
H
7.62
J
0°
10°
K
2.92
3.81
0.25 (0.010) M T
L
7.62
8.26
1. Dimensions “A”, “B” do not include mold flash or protrusions.
M
0.2
0.36
N
0.38
G
K
M
D
NOTES:
J
H
Maximum mold flash or protrusions 0.25 mm (0.010) per side.
D SUFFIX SOIC
(MS - 013AC)
A
20
11
H
Dimension, mm
B
1
P
10
G
R x 45
C
-TK
D
SEATING
PLANE
J
0.25 (0.010) M T C M
F
M
Symbol
MIN
MAX
A
12.6
13
B
7.4
7.6
C
2.35
2.65
D
0.33
0.51
F
0.4
1.27
G
1.27
H
9.53
J
0°
8°
1. Dimensions A and B do not include mold flash or protrusion.
K
0.1
0.3
2. Maximum mold flash or protrusion 0.15 mm (0.006) per side
M
0.23
0.32
P
10
10.65
R
0.25
0.75
NOTES:
for A; for B ‑ 0.25 mm (0.010) per side.
8
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