SM5847 Просмотр технического описания (PDF) - Nippon Precision Circuits

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Компоненты Описание

производитель

SM5847

High-fidelity Digital Audio, Multi-function Digital Filter

Nippon Precision Circuits  

SM5847AF

Serial input timing (BCKI, LRCI, DI/INF2N, IW1N/DIL, IW2N/DIR)

VSS = VSSAC = 0 V, Ta = −40 to 85 °C

Parameter

Symbol

Condition

min

Note 1

55

BCKI pulse cycle

tI B C Y

Note 2

80

Note 3

100

Note 1

25

BCKI HIGH-level pulsewidth

tB C W H

Note 2

35

Note 3

45

Note 1

25

BCKI LOW -level pulsewidth

tB C W L

Note 2

35

Note 3

45

Note 1

10

DI, DIL, DIR setup time

tD S

Note 2

20

Note 3

30

Note 1

10

DI, DIL, DIR hold time

tD H

Note 2

20

Note 3

30

Note 1

10

Last BCKI rising edge to LRCI edge

tB L

Note 2

20

Note 3

30

Note 1

10

LRCI edge to first BCKI rising edge

tL B

Note 2

20

Note 3

30

1. CKSLN = HIGH (192fs), V D D = V D D AC = 4.75 to 5.25 V, Ta = −40 to 70 °C

2. CKSLN = LOW (256fs), VDD = VDDAC = 4.50 to 5.25 V

CKSLN = HIGH (192fs), VDD = VDDAC = 3.00 to 4.75 V

3. CKSLN = LOW (256fs), VDD = VDDAC = 3.00 to 4.50 V

Rating

typ

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

–

tIBCY

BCKI

tBCWH

tBCWL

DI

DIL

DIR

tDS

tDH

tBL

tLB

Unit

max

–

–

ns

–

–

–

ns

–

–

–

ns

–

–

–

ns

–

–

–

ns

–

–

–

ns

–

–

–

ns

–

1.5V

1.5V

LRCI

1.5V

NIPPON PRECISION CIRCUITS—8

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