CDB6420 Просмотр технического описания (PDF) - Cirrus Logic

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CDB6420

Full-Duplex Speakerphone Chip

Cirrus Logic 

CS6420

SWITCHING CHARACTERISTICS

Parameter

Input rise time

RST low time

CLKI frequency

CLKI duty cycle

DRDY frequency

STROBE frequency

DRDY to STROBE setup time

DATA to STROBE setup time

STROBE to DATA hold time

STROBE to DRDY hold time

Symbol

trise

tRSTL

fXTAL

tLCLKI

fDRDY

fSTROBE

tsDRDY

tsDATA

thDATA

thDRDY

Min Typ

1.0

18.432 20.480

40

50

DC

DC

30

30

30

30

Max

1.0

22.528

60

fXTAL/ 2560

9.0

Units

µs

µs

MHz

%

kHz

MHz

ns

ns

ns

ns

DRDY

STROBE

t sDRDY

t sDATA

t hDATA

DATA

Bit15 Bit14

t hDRDY

Bit0

Figure 1. Microcontroller Interface Switching Characteristics

6

DS205PP2

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