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XV-SA600BK/XV-SA602SL

4.5 K4S643232E-TC60(IC505):DRAM

4.5.1 Block diagram

4.5.2 Pin function

Bank select

Address register

Row buffer

refresh counter

LRAS

LCBR

LCBR LWE

LCKE

Row decoder

Col. buffer

LCAS LWCBR

CLK CKE CS RAS CAS WE DQM

LDQM

Timing register

Data input register

512K x 32

I/O control

Sense AMP

Output buffer

LWE

LDQ

Column decoder

Latency & burst length

Programming register

Symbol Description Symbol Description

CLK System clock signal input DQM0~3 Data input/output mask

CS Chip select input DQ0~31 Data input/output

CKE Clock enable VDD Power supply terminal

A0~A10 Address VSS Connect to ground

BA0,1 Bank select address VDDQ Power supply terminal

RAS Row address strobe VSSQ Connect to ground

CAS Column address strobe NC Non connect

WE Write enable

JVC XV-SA600BK Service Manual

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