ADSP-2184BST-160 Ver la hoja de datos (PDF) - Analog Devices

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componentes Descripción

Fabricante

ADSP-2184BST-160

DSP Microcomputer

Analog Devices 

ADSP-2184

TIMING PARAMETERS

Parameter

Serial Ports

Timing Requirements:

tSCK

SCLK Period

tSCS

DR/TFS/RFS Setup before SCLK Low

tSCH

DR/TFS/RFS Hold after SCLK Low

tSCP

SCLKIN Width

Switching Characteristics:

tCC

CLKOUT High to SCLKOUT

tSCDE

SCLK High to DT Enable

tSCDV

SCLK High to DT Valid

tRH

TFS/RFSOUT Hold after SCLK High

tRD

TFS/RFSOUT Delay from SCLK High

tSCDH

DT Hold after SCLK High

tTDE

TFS (Alt) to DT Enable

tTDV

TFS (Alt) to DT Valid

tSCDD

tRDV

SCLK High to DT Disable

RFS (Multichannel, Frame Delay Zero) to DT Valid

Min

50

4

8

20

0.25 tCK

0

0

0

0

Max

0.25 tCK + 10

15

15

14

15

15

CLKOUT

SCLK

DR

TFSIN

RFSIN

RFSOUT

TFSOUT

DT

TFSOUT

ALTERNATE

FRAME MODE

RFSOUT

MULTICHANNEL

MODE,

FRAME DELAY 0

(MFD = 0)

TFSIN

ALTERNATE

FRAME MODE

RFSIN

MULTICHANNEL

MODE,

FRAME DELAY 0

(MFD = 0)

tCC

tCC

tSCS tSCH

tSCK

tSCP

tSCP

tRD

tRH

tSCDE

tSCDV

tTDE

tTDV

tRDV

tTDE

tTDV

tRDV

tSCDH

tSCDD

Figure 14. Serial Ports

Unit

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

ns

–20–

REV. 0

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