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1999 May 10
30
BCKI
digital
input
playback
WSI
DI
GP0/BCKI
GP5/WSI
GP1/DI
16
15
14
BCK
digital
input
recording
WS
DA
+V
C
X4
1
2
3
4
Philips Semiconductors
Universal Serial Bus (USB) CODEC
+V
A
C34
47
µF
(16 V)
C38
100 nF
(63 V)
VSSA1
R35
1
Ω
C32
47
µF
(16 V)
C21
100 nF
(63 V)
VDDA1 VSSA2
29
35
+V
A
R27
1
Ω
+V
A
C7
47
µF
(16 V)
C19
100 nF
(63 V)
R10
1
Ω
C11
100 nF
(63 V)
+V
A
R8
1
Ω
+V
D
R20
1
Ω
VDDA2
33
VSSA3
42
VDDA3 VRN
39
37
VRP
38
C36
100 nF
(63 V)
A0
A1
A2
VSS
1
2
3
4
8
VDD
D4
PCF85116-3
7
6
5
PTC
SCL
SDA
+V
D
R38
10 kΩ
R39
10 kΩ
1
(I
2
C-bus)
2
BCK
WS
DA
18
3
2
1
17
31
32
SDA
SCL
Vref(DA)
Vref(AD)
C28
100 nF
(63 V)
C31
47
µF
(16 V)
C29
100 nF
(63 V)
C41
47
µF
(16 V)
L1
1
2
3
4
8
7
6
5
VUSB
R48
1.5 kΩ
R7
22
Ω
R16
D−
8
28
9
VOUTR
C35
47
µF
(16 V)
analog
output
playback
D+
C15
10 nF
(50 V)
C16
10 nF
(50 V)
C18
22 pF
(63 V)
C17
22 pF
(63 V)
22
Ω
UDA1325PS
C8
analog
input
recording
47
µF
(16 V)
C22
47
µF
(16 V)
C44
10 nF (63 V)
C38
12 pF (63 V)
C37
12 pF (63 V)
XTAL2a
ADC XTAL
C5
18 pF
(50 V)
C6
18 pF
(50 V)
XTAL1a
40
41
11
VSSI
C25
100 nF
(63 V)
C24
100 nF
(63 V)
10
VDDI
12
VSSE
C26
100 nF
(63 V)
C27
100 nF
(63 V)
13
VDDE
24
VSSO
C33
100 nF
(63 V)
C39
47
µF
(16 V)
R43
1
Ω
+V
A
23
VDDO
19
VSSX
C28
100 nF
(63 V)
C18
100 nF
(63 V)
22
L5
1.5
µH
VINL
34
VINR
36
25
VOUTL
C48
47
µF
(16 V)
46
6
5
GP4/BCKO
GP3/WSO
GP2/DO
BCKO
WSO
DO
1
XTAL2b
4
21
digital
output
playback
X1
48 MHz
XTAL1b
27
20
26
7
RTCB
TC
SHTCB
VDDX
VA(ext)
L8
BLM32A07
L7
BLM32A07
L6
BLM32A07
C47
100
µF
(16 V)
C46
100
µF
(16 V)
+V
A
+V
C
+V
D
C45
100
µF
(16 V)
MGS271
Preliminary specification
L2
BLM32A07
L3
BLM32A07
L13
BLM32A07
VD(ext)
R26
1
Ω
+V
C
UDA1325
R17
1
Ω
+V
C
R25
1
Ω
+V
D
GND
Fig.10 Application diagram UDA1325PS.
PHILIPS [ NXP SEMICONDUCTORS ]
