Read Sony AIR-SA15TI / AIR-SA20PK Service Manual online
AIR-SA15Ti
24
Pin No.
Pin Name
I/O
Description
61
-
-
Not used
62
Vss
-
Ground terminal
63
-
-
Not used
64
S-AIR_DET
I
EZW-RT10 detection signal input terminal
65
S-AIR_GPIO2
I
Interrupt request signal input from the EZW-RT10
66
TUNED
I
Tuned detection signal input from the tuner (FM/AM)
67
ST_CLK
O
Serial data transfer clock signal output to the tuner (FM/AM)
68
ST_DO
I
Serial data input from the tuner (FM/AM)
69
ST_CE
O
Chip enable signal output to the tuner (FM/AM)
70
ST_DI
O
Serial data output to the tuner (FM/AM)
71
-
-
Not used
72
ST_MUTE
O
Muting on/off control signal output terminal for the tuner
73
RDS_CLK
I
RDS serial data transfer clock signal input from the tuner (FM/AM)
(AEP and UK models only)
(AEP and UK models only)
74
RDS_DATA
I
RDS serial data input terminal from the tuner (FM/AM)
(AEP and UK models only)
(AEP and UK models only)
75
S-AIR_I2C_SDA
I/O
Two-way serial data bus with the EZW-RT10
76
S-AIR_I2C_SCL
I/O
Two-way serial clock bus with the EZW-RT10
77
S-AIR_KEY_PAIRING
I
PAIRING key input terminal
78
-
-
Not used
79
LED_POWER
O
LED drive signal output terminal for POWER indicator "H": LED on
80
LED_S-AIR
O
LED drive signal output terminal for S-AIR indicator "H": LED on
81 to 83
-
-
Not used
84 to 86
KEY5 to KEY3
-
Not used
87 to 89
-
-
Not used
90
SPEC_1
I
Destination detection terminal
91
S-AIR_ID
I
S-AIR ID switch input terminal
92, 93
KEY2, KEY1
I
Key input terminal
94
AVss
-
Ground terminal
95
KEY0
I
Key input terminal
96
Vref
-
Reference voltage (+3.3V) input terminal
97
AVcc
-
Power supply terminal (+3.3V)
98 to 100
-
-
Not used
Ver. 1.1
• IC Block Diagrams
– TX-IF Board –
IC631, 661 PCM1808PWR
– POWER Board –
IC001 BD9701CP-V5
DELTA-SIGMA
MODULATOR
DELTA-SIGMA
MODULATOR
ANTIALIAS
LOW-PASS FILTER
ANTIALIAS
LOW-PASS FILTER
AGND
VCC
2
3
3
VDD
DGND
4
5
5
LRCK 7
REFERENCE
× 1/64
DECIMATION
FILTER
WITH
HIGH-PASS
FILTER
SERIAL
INTERFACE
&
MODE/FORMAT
CONTROL
FMT
12
VINR
14
VINL
13
MD1
11
MD0
10
DOUT
9
BCK
8
CLOCK & TIMING CONTROL
POWER
SUPPLY
SUPPLY
SCKI 6
VREF 1
VCC
1
OUT
2
GND
3
INV
4
STBY
5
REGULATOR
STANDBY
VOLTAGE
REFERENCE
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