MSM548331 datasheet(3/23 Pages) OKI

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¡ Semiconductor

MSM548331

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Note: Same power supply voltage level must be provided to every VCC pin.

Same ground voltage level must be provided to every VSS pin.

Pin Name

Serial Read/Write Cycle

Address Setting Cycle

Function

RCLK

Read Port, Serial Read Clock

Read Port, X Serial Address Strobes

Read Port, Read Enable

DO0 - 11

Read Port, Data Output

—

Read Port, Address Reset Mode Enable

RXINC

—

Read Port, X Address Increment

RADE/RX

—

Read Port, X Address Input Enable

Read Port, X Address Reset

RXAD

—

Read Port, X Serial Address Data

Output Enable

—

WCLK

Write Port, Serial Write Clock

Write Port, X Serial Address Strobes

Write Port, Write Enable

DIN0 - 11

Write Port, Input Data

—

WR/TR

Write Port, Write Data Transfer

Write Port, Address Reset Mode Enable

WXINC

—

Write Port, X Address Increment

WADE/RX

—

Write Port, X Address Input Enable

Write Port, X Address Reset

WXAD

—

Write Port, X Serial Address Data

Input Enable

—

VCC

Power Supply Voltage (3.3 V)

VSS

Ground (0 V)

—

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