AD1985 Analog Devices, AD1985 Datasheet - Page 11

• Manufacturer Part Number: AD1985
• Description: AC'97 2.3 Soundmax Codec W/jack Sensing
• Manufacturer: Analog Devices

JACK SENSE/EAPD
ANALOG I/O
FILTER/REFERENCE
Pin Name
EAPD
JS0
JS1
JS2
JS3
Pin Name
PHONE_IN
AUX_L
AUX_R
CD_L
CD_GND_REF
CD_R
MIC1
MIC2
LINE_IN_L
LINE_IN_R
CENTER_OUT
LFE_OUT
LINE_OUT_L/SURR_L
LINE_OUT_R/SURR_R
MONO_OUT
SURR_OUT_L/HP_OUT_L
SURR_OUT_R/HP_OUT_R
Pin Name
V
V
AFILT1
AFLIT2
REF
REFOUT
Pin
Number
47
17
16
33
12
Pin
Number
13
14
15
18
19
20
21
22
23
24
31
32
35
36
37
39
41
Pin
Number
27
28
29
30
I/O
O
O
O
O
Type
O
I
I
I
I
I/O
I
I
I
I
I
I
I
I
I
I
I/O
I/O
O
O
O
O
O
Rev. 0 | Page 11 of 48
Description
EAPD Output.
JACK SENSE 0 Input.
JACK SENSE 1 Input.
JACK SENSE 2 Input.
JACK SENSE 3 Input.
Description
Monaural Line-Level Input.
Auxiliary Input, Left Channel.
Auxiliary Input, Right Channel.
CD Audio Left Channel.
CD Audio Analog Ground Reference for Differential CD Input.
CD Audio Right Channel.
Microphone 1 Input.
Microphone 2 Input.
Line In Left Channel.
Line In Right Channel.
Center Channel Output or Input to Recorder (depending on OMS bit in
Reg 0x74).
Low Frequency Enhanced Output or Input to Recorder (depending on
OMS bit in Reg 0x74).
Line Out (Front) Left Channel or Surround Left Channel (depending on
LOSEL bit in Reg 0x76).
Line Out (Front) Right Channel or Surround Right Channel (depending
on LOSEL bit in Reg 0x76).
Monaural Output to Telephony Subsystem Speakerphone.
Surround or Front Headphone Left Channel Output (depending on
HPSEL bit in Reg 0x76).
Surround or Front Headphone Right Channel Output (depending on
HPSEL bit in Reg 0x76).
Description
Voltage Reference Filter.
Voltage Reference Output (Intended for Mic Bias).
Antialiasing Filter Capacitor—ADC Right Channel.
Antialiasing Filter Capacitor—ADC Left Channel.
AD1985