LA74303FN Просмотр технического описания (PDF) - SANYO -> Panasonic

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LA74303FN

Audio Interface for DSC

SANYO -> Panasonic 

LA74303FN

Description of the Content of Serial Communication

DATA No.

Parameter

0

DUMMY

1

LPF Cut-off frequency SW

0:11kHz, 1:4kHz

2

VREF capacitor charging circuit control SW

0:ON, 1:OFF

3

MIC AMP POWER SW

0:ON, 1:OFF

4

ALC AMP POWER SW

0:ON, 1:OFF

5

LPF1 MODE SW

0:PB MODE1, 1:REC MODE

6

LPF1/LPF2 selection SW

0:LPF1, 1:LPF2

7

REC BLOCK POWER SW

0:ON, 1:OFF

8

LINE OUT POWER SW

0:ON, 1:OFF

9

LINE MUTE SW

0:ON, 1:OFF

10

SPK POWER SW

0:ON, 1:OFF

11

DATA=1

1 1 1 1 1: VOL MAX

12

DATA=2

to

13

DATA=4

0 0 0 0 0: VOL MIN (MUTE)

14

DATA=8

* EVR setting (the numeral shown in the left is decimal.

15

DATA=16

For characteristics, see P18.)

Serial Transmission Timing

CS

tCS

CLOCK

DATA

LSB

fMAX

tDS tDH

tWH tWL

tCH tWC

MSB

• fMAX

• tWL

• tWH

• tCS

• tCH

• tDS

• tDH

• tWC

• VIH

• VIL

(Max clock frequency)

(Clock pulse width: Low)

(Clock pulse width: High)

(Chip enable setup time)

(Chip enable hold time)

(Data setup time)

(Data hold time)

(Chip enable pulse width)

(High voltage lower limit)

(Low voltage upper limit)

1.5MHz

333ns or more

333ns or more

333ns or more

333ns or more

333ns or more

333ns or more

333ns or more

2.3V to 3.5V

0V to 0.7V

Default

0

1

0

0

0

0

0

0

1

0

1

0

0

0

0

0

VIH

VIL

VIH

VIL

VIH

VIL

No.A1181-4/18

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