AS3517H-ECTP datasheet(18/94 Pages) AMSCO

18 / 94 page

AS3517 V17

Data Sheet, Confidential

www.austriamicrosystems.com

Parameter

Table 10 Line Input Parameter

Symbol

Parameter

Min

Typ

Max

Unit

Note

VLIN

Input Signal Level

1.0

VPEAK

Pls observe gain settings.

Max. peak levels at any

node within the circuit shall

not exceed AVDD

RLIN

Input Impedance

20-100

kΩ

depending on gain setting

ΔRLIN

Input Impedance Tolerance

±15

CLIN

Input Capacitance

ALIN

Programmable Gain

-34.5

+12

Gain Steps

1.5

discrete logarithmic gain

steps

Gain Step Accuracy

±0.25

ALINMUTE

Mute Attenuation

100

BVDD = 3.3V, TA= 25oC, fs=48kHz unless otherwise mentioned

Table 11 Line Input Related Register

Name

Base

Offset

Description

LINE_IN1_R

2-wire serial

0Ah

Right Line Input 1 settings

LINE_IN1_L

2-wire serial

0Bh

Left Line Input 1 settings

LINE_IN2_R

2-wire serial

0Ch

Right Line Input 2 settings

LINE_IN2_L

2-wire serial

0Dh

Left Line Input 2 settings

AudioSet_1

2-wire serial

14h

Enable/disable driver stage

AudioSet_3

2-wire serial

16h

Enable/disable mixer input

Line Inputs have to be enabled in register 14h first before other settings in register 0Ah to 0Dh can be programmed.

Revision 1v3

- 93

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