V53C517405AT50 查看數據表（PDF） - Mosel Vitelic, Corp

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V53C517405AT50

4M X 4 EDO PAGE MODE CMOS DYNAMIC RAM

Mosel Vitelic, Corp 

MOSEL VITELIC

Absolute Maximum Ratings*

Operating temperature range ..................0 to 70 °C

Storage temperature range ............... -55 to 150 °C

Input/output voltage ....... -0.5 to min (VCC+0.5, 7) V

Power supply voltage ............................-1.0V to 7V

Power dissipation .......................................... 1.0 W

Data out current (short circuit) ...................... 50 mA

*Note: Operation above Absolute Maximum Ratings can

adversely affect device reliability.

V53C517405A

Capacitance*

TA = 25°C, VCC = 5 V ± 10%, VSS = 0 V, f = 1 MHz

Symbol Parameter

Min. Max. Unit

CIN1

CIN2

COUT

Address Input

RAS, CAS, WE, OE

Data Input/Output

—

5

pF

—

7

pF

—

7

pF

*Note: Capacitance is sampled and not 100% tested.

Block Diagram

4096 x 4

I/O1 I/O2 I/O3 I/O4

WE

CAS

A0

A1

A2

A3

A4

A5

A6

A7

A8

A9

A10

RAS

No. 2 Clock

Generator

11

Column

Address

Buffers (11)

Refresh

Controller

Refresh

Counter (11)

11

11

Row

Address

Buffers (11)

No. 1 Clock

Generator

Data In

Buffer

4

Data Out

Buffer

OE

4

11

Column

Decoder

Sense Amplifier 4

I/O Gating

2048

x4

11

Row

Decoder

2048

Memory Array

2048 x 2048 x 4

Voltage Down

Generator

VCC

VCC (internal)

511740500-03

V53C517405A Rev. 1.1 March 1998

3

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