TMS570LS3137 datasheet(84/159 Pages) TI

Numer części	TMS570LS3137

Szczegółowy opis	TMS570LS3137 16/32-Bit RISC Flash Microcontroller

PDF	159 Pages

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Producent	TI [Texas Instruments]

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EMIF_nCS[3:2]

EMIF_BA[1:0]

EMIF_ADDR[21:0]

EMIF_nOE

EMIF_DATA[15:0]

EMIF_nWE

EMIF_nDQM[1:0]

TMS570LS3137

SPNS162.

– SEPTEMBER 2011

www.ti.com

4.14 External Memory Interface (EMIF)

4.14.1 Features

The EMIF includes many features to enhance the ease and flexibility of connecting to external

asynchronous memories or SDRAM devices. The EMIF features includes support for:

•

3 addressable chip select for asynchronous memories of up to 16MB each

•

1 addressable chip select space for SDRAMs up to 128MB

•

8 or 16-bit data bus width

•

Programmable cycle timings such as setup, strobe, and hold times as well as turnaround time

•

Select strobe mode

•

Extended Wait mode

•

Data bus parking

4.14.2 Electrical and Timing Specifications

4.14.2.1 Read Timing (Asynchronous RAM)

Figure 4-11. Asynchronous Memory Read Timing

System Information and Electrical Specifications

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TMS570LS3137 Arkusz danych(PDF) 84 Page - Texas Instruments