74LVC_LVCH162373A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 4 — 14 May 2013 3 of 18
NXP Semiconductors
74LVC162373A; 74LVCH162373A
16-bit D-type transparent latch; 30 resistors; 5 V tolerance; 3-state
Fig 3. Logic diagram
mgu769
2LE
D
LATCH
9
Q
2OE
to 7 other channels
LE LE
2Q02D0
1LE
D
LATCH
1
Q
1OE
to 7 other channels
LE LE
1Q01D0
Fig 4. Bus hold circuit
to internal circuit
mna428
V
CC
input
74LVC_LVCH162373A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 4 — 14 May 2013 4 of 18
NXP Semiconductors
74LVC162373A; 74LVCH162373A
16-bit D-type transparent latch; 30 resistors; 5 V tolerance; 3-state
5. Pinning information
5.1 Pinning
5.2 Pin description
Fig 5. Pin configuration (T)SSOP48
Table 2. Pin description
Symbol Pin Description
1OE
1 output enable input (active LOW)
2OE
24 output enable input (active LOW)
GND 4, 10, 15, 21, 28, 34, 39, 45 ground (0 V)
V
CC
7, 18, 31, 42 supply voltage
1LE 48 latch enable input (active HIGH)
2LE 25 latch enable input (active HIGH)
1D[0:7] 47, 46, 44, 43, 41, 40, 38, 37 data input
2D[0:7] 36, 35, 33, 32, 30, 29, 27, 26 data input
1Q[0:7] 2, 3, 5, 6, 8, 9, 11, 12 data output
2Q[0:7] 13, 14, 16, 17, 19, 20, 22, 23 data output
74LVC_LVCH162373A All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 4 — 14 May 2013 5 of 18
NXP Semiconductors
74LVC162373A; 74LVCH162373A
16-bit D-type transparent latch; 30 resistors; 5 V tolerance; 3-state
6. Functional description
[1] H = HIGH voltage level
h = HIGH voltage level one set-up time prior to the HIGH-to-LOW LE transition
L = LOW voltage level
l = LOW voltage level one set-up time prior to the HIGH-to-LOW LE transition
Z = high-impedance OFF-state
7. Limiting values
[1] The minimum input voltage ratings may be exceeded if the input current ratings are observed.
[2] The output voltage ratings may be exceeded if the output current ratings are observed.
[3] Above 60 C, the value of P
tot
derates linearly with 5.5 mW/K.
Table 3. Functional table (per section of 8 bits)
[1]
Operating modes Input Internal Latch Output nQn
nOE nLE nDn
Enable and read register
(transparent mode)
LHLLL
LHHHH
Latch and read register L L l L L
LLhHH
Latch register and disable outputs H L l L Z
HLhHZ
Table 4. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134). Voltages are referenced to GND (ground = 0 V).
Symbol Parameter Conditions Min Max Unit
V
CC
supply voltage 0.5 +6.5 V
I
IK
input clamping current V
I
< 0 V 50 - mA
V
I
input voltage
[1]
0.5 +6.5 V
I
OK
output clamping current V
O
> V
CC
or V
O
< 0 V - 50 mA
V
O
output voltage output HIGH or LOW state
[2]
0.5 V
CC
+ 0.5 V
output 3-state
[2]
0.5 +6.5 V
I
O
output current V
O
= 0 V to V
CC
- 50 mA
I
CC
supply current - 100 mA
I
GND
ground current 100 - mA
T
stg
storage temperature 65 +150 C
P
tot
total power dissipation T
amb
= 40 C to +125 C
[3]
-500mW

74LVC162373ADL,112

Mfr. #:
Manufacturer:
Nexperia
Description:
Latches 3.3V 16 D-TP TRNSP
Lifecycle:
New from this manufacturer.
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