ST16C650AIQ48 View Datasheet(PDF) - Exar Corporation

Part Name

Description

MFG CO.

ST16C650AIQ48

2.90V TO 5.5V UART WITH 32-BYTE FIFO

Exar Corporation 

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REV. 5.0.0

ST16C650A

2.90V TO 5.5V UART WITH 32-BYTE FIFO

FIGURE 18. DATA BUS READ TIMING IN INTEL BUS MODE WITH AS# TIED TO GND

A0-

A2

CS2#

CS0

CS1

IOR#

IOR

D0-D7

TAS

TRDV

Valid

Address

TCS

TRD

Valid

Data

TAH

TAS

TDY

TDD

TRDV

Valid

Address

TCS

TRD

Valid

Data

TAH

TDD

Note: Only one chipselect and one read strobe should be used.

FIGURE 19. DATA BUS WRITE TIMING IN INTEL BUS MODE WITH AS# TIED TO GND

A0-

A2

CS2#

CS1

CS0

IOW#

IOW

D0-D7

Valid

Address

TAS

TCS

TWR

TDS1

Valid

Data

TAH

TAS

TDY

TDH1

Valid

Address

TCS

TWR

TDS1

Valid

Data

TAH

TDH1

Note: Only one chipselect and one write strobe should be used.

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