hd74lvc16374a Renesas Electronics Corporation., hd74lvc16374a Datasheet

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hd74lvc16374a

Manufacturer Part Number
hd74lvc16374a
Description
16-bit D-type Flip Flops With 3-state Outputs - Hitachi Semiconductor
Manufacturer
Renesas Electronics Corporation.
Datasheet
Description
The HD74LVC16374A has sixteen edge trigger D type flip flops with three state outputs in a 48 pin
package. Data at the D inputs meeting set up reguirements, are transferred to the Q outputs on positive
going transitions of the clock input. 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, 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
V
All inputs V
All outputs V
Typical V
Typical V
High output current ±24 mA (@V
CC
= 2.0 V to 5.5 V
OL
OH
IH
ground bounce < 0.8 V (@V
undershoot > 2.0 V (@V
OUT
16-bit D-type Flip Flops with 3-state Outputs
(Max.) = 5.5 V (@V
(Max.) = 5.5 V (@V
HD74LVC16374A
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)
ADE-205-122B(Z)
December 1996
3rd Edition

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hd74lvc16374a Summary of contents

Page 1

... D-type Flip Flops with 3-state Outputs Description The HD74LVC16374A has sixteen edge trigger D type flip flops with three state outputs pin package. Data at the D inputs meeting set up reguirements, are transferred to the Q outputs on positive going transitions of the clock input. When the latch enable goes low, data at the D inputs will be retained at the outputs until latch enable returns high again ...

Page 2

... HD74LVC16374A Function Table Inputs High level L: Low level X: Immaterial Z: High impedance : Low to high transition Q : Level of Q before the indicated steady input conditions were established Output ...

Page 3

... GND 10 11 1Q7 12 1Q8 2Q1 13 14 2Q2 15 GND 16 2Q3 2Q4 2Q5 2Q6 20 GND 21 22 2Q7 2Q8 HD74LVC16374A 1CK 1D1 1D2 GND 1D3 1D4 ...

Page 4

... HD74LVC16374A Absolute Maximum Ratings Item Symbol Supply voltage V CC Input diode current I IK Input voltage V I Output diode current I OK Output voltage V O Output current GND current / pin Storage temperature Tstg Note: The absolute maximum ratings are values which must not individually be exceeded, and furthermore, no two of which may be realized at the same time ...

Page 5

... OUT — — — — 500 other inputs at V HD74LVC16374A = –100 A = – – 100 5 GND = V , GND GND / V = 5.5 V OUT / V = 3.6 to 5.5 V OUT = V or GND CC = one input at(V –0.6) GND CC ...

Page 6

... HD74LVC16374A Switching Characteristics Item Symbol V Maximum clock frequency f max Propagation delay time t PLH t PHL Output enable time Output disable time Setup time t su Hold time t h Pulse width t w Between output pins skew t OSLH *1 t OSHL Input capacitance ...

Page 7

... PLH PHL ref PLH V ref HD74LVC16374A 500 S1 OPEN See under table *1 450 GND Scope S1 Vcc=2.7V, Vcc=5.0 0.5V 3.3 0.3V OPEN OPEN w GND GND Vcc ref GND V IH GND t PHL V ...

Page 8

... HD74LVC16374A Waveforms – 2 Input Input D ref 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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