Description Of Major Ics - JVC XV-C5SL Service Manual

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4.1

74LVC373APW-X (IC512, IC513) : Octal D-type transparet latch

• Pin Layout

GND

(TOP VIEW)

• Truth table

Operating modes

Enable and read register

(trasparant mode)

Latch and read register

Latch register and

disable outputs

H=HIGH Voltage Levelh=HIGH Voltage level one setup time prior to the HIGH-to-LOW LE transitionL=LOW Vlotage Levell=LOW

Voltage level one setup time prior to the HIGH-to-LOW LE transitionX=Don't careZ=High Impedance OFF-state

• Block Diagram

1-26 (No.XA001)

Description of major ICs

VCC

Inputs

Internal latches

SECTION 4

• Pin function

Symbol

D0-D7

Data Inputs

Latch enable Input (active-high)

Output enable Input (active-low)

Q0-Q7

Data outputs

GND

Connect to ground

Vcc

Power supply

Outputs

Q0 to Q7

Description

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