hd74lvc16373a Renesas Electronics Corporation., hd74lvc16373a Datasheet

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hd74lvc16373a

Manufacturer Part Number
hd74lvc16373a
Description
16-bit D-type Transparent Latches With 3-state Outputs - Hitachi Semiconductor
Manufacturer
Renesas Electronics Corporation.
Datasheet

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Part Number:
hd74lvc16373aTEL
Manufacturer:
HIT
Quantity:
1 000
Description
The HD74LVC16373A has sixteen D type latches with three state outputs in a 48 pin package. When the
latch enable input is high, the Q outputs will follow the D inputs. When the latch enable goes low, data at
the D inputs will be retained at the outputs until latch enable returns high again. When a high logic level is
applied to the output control input (1G, 2G), all outputs go to a high impedance state, regardless of what
signals are present at the other inputs and the state of the storage elements. Low voltage and high speed
operation is suitable at the battery drive product (note type personal computer) and low power consumption
extends the life of a battery for long time operation.
Features
Function Table
G
H
L
L
L
H:
L:
X:
Z:
Q
0
:
V
All inputs V
All outputs V
Typical V
Typical V
High output current ±24 mA (@V
CC
High level
Low level
Immaterial
High impedance
Level of Q before the indicated steady input conditions were established.
= 2.0 V to 5.5 V
16-bit D-type Transparent Latches with 3-state Outputs
OL
OH
IH
ground bounce < 0.8 V (@V
undershoot > 2.0 V (@V
OUT
(Max.) = 5.5 V (@V
(Max.) = 5.5 V (@V
LE
X
H
H
L
HD74LVC16373A
Inputs
CC
CC
= 3.0 V to 5.5 V)
CC
CC
= 0 V to 5.5 V)
= 3.3 V, Ta = 25°C)
= 0 V or output off state)
CC
= 3.3 V, Ta = 25°C)
D
X
L
H
X
Output Q
Z
L
H
Q
0
ADE-205-121B(Z)
December 1996
3rd Edition

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hd74lvc16373a Summary of contents

Page 1

... D-type Transparent Latches with 3-state Outputs Description The HD74LVC16373A has sixteen D type latches with three state outputs pin package. When the latch enable input is high, the Q outputs will follow the D inputs. When the latch enable goes low, data at the D inputs will be retained at the outputs until latch enable returns high again. When a high logic level is applied to the output control input (1G, 2G), all outputs high impedance state, regardless of what signals are present at the other inputs and the state of the storage elements ...

Page 2

... HD74LVC16373A Pin Arrangement 1G 1Q1 1Q2 4 GND 1Q3 1Q4 V CC 1Q5 1Q6 GND 10 11 1Q7 12 1Q8 2Q1 13 2Q2 14 15 GND 16 2Q3 2Q4 2Q5 2Q6 20 21 GND 22 2Q7 2Q8 ...

Page 3

... 5.5 V – – – ns/V HD74LVC16373A Conditions V = –0 –0 +0 Output "H" or "L" Output "Z" :OFF CC Conditions Data hold At operation G, LE, D Output "H" or "L" ...

Page 4

... HD74LVC16373A Electrical Characteristics Item Symbol V Input voltage V 2.7 to 3.6 IH 4.5 to 5.5 V 2.7 to 3.6 IL 4.5 to 5.5 Output voltage V 2.7 to 5.5 OH 2.7 3.0 3.0 4.5 V 2.7 to 5.5 OL 2.7 3.0 4.5 Input current 5.5 IN Off state output current I 2.7 to 5.5 OZ Output leak current I 0 OFF Quiescent supply current I 2.7 to 3.6 CC 2.7 to 5.5 I 3 – (V) Min ...

Page 5

... PHLm PHLn HD74LVC16373A From (Input) To (Output ...

Page 6

... HD74LVC16373A Test Circuit V CC 1G, 2G Input Pulse Generator 1D1 to 2D8 out Input Pulse Generator 1LE, 2LE out Note includes probe and jig capacitance. L Waveforms – 1 Input Input Output Output 1Q1 to 2Q8 ...

Page 7

... Input waveform : PRR = 10 MHz, duty cycle 50 ref PHL V V ref ref ref ref ref HD74LVC16373A V IH GND V IH GND GND V IH ref GND 7 ...

Page 8

... HD74LVC16373A Waveforms – Input G V ref Waveform - Waveform - B Notes 2 Input waveform : PRR = 10 MHz, duty cycle 50% 3. Waveform – A shows input conditions such that the output is "L" level when enable by the output control. ...

Page 9

Max 0.50 +0.04 *0.21 –0.05 0.08 M +0.03 0.19 –0.05 0.65 Max 0.10 *Dimension including the plating thickness Base material dimension 1.0 8.10 0.20 0 – 8 0.50 0.1 Hitachi Code TTP-48DB JEDEC — ...

Page 10

Cautions 1. Hitachi neither warrants nor grants licenses of any rights of Hitachi’s or any third party’s patent, copyright, trademark, or other intellectual property rights for information contained in this document. Hitachi bears no responsibility for problems that may arise ...

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