TDA7503 Datasheet, PDF (18/26 Pages) STMicroelectronics – DUAL DSP PLUS MICRO FOR AUDIO APPLICATIONS

TDA7503
EXTERNAL MEMORY INTERFACE (EMI) SRAM MODE
Characteristics
Address Valid and CS Assertion Pulse Width
Address Valid to RD or WR Assertion
RD or WR Assertion Pulse Width
RD or WR Negation to RD or WR Assertion
RD or WR Negation to Address not Valid
Address Valid to Input Data Valid
RD Assertion to Input Data Valid
RD Negation to Data Not Valid (Data Hold Time)
Address Valid to WR Negation
Data Setup Time to WR Negation
Data Hold Time from WR Negation
WR Assertion to Data Valid
WR Negation to Data High-Z (Note 1)
WR Assertion to Data Active
40MHz
Unit
Min.
Max.
89
--
ns
23
--
ns
45
--
ns
39
--
ns
5
--
ns
--
72
ns
--
35
ns
0
--
ns
73
--
ns
32
--
ns
5
--
ns
--
18
ns
--
23
ns
5
--
ns
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