1999 May 10 45
Philips Semiconductors Preliminary specification
Universal Serial Bus (USB) CODEC UDA1325
Fig.9 Application diagram UDA1325H (continued from Fig.8).
handbook, full pagewidth
R28
4.7 kΩ
MGM761
56 P0.0
58 P0.1
60 P0.2
62 P0.3
64 P0.4
3P0.5
5P0.6
7P0.7
50 ALE
14 P2.0
16 P2.1
18 P2.2
20 P2.3
22 P2.4
23 P2.5
21 SDA
19 SCL
31 PSEN
18
17
14
1
A0
2
A1
3
A2
4
VSS
8VDD
7PTC
6SCL
5SDA
13
8
7
4
3
11
LE
2GP4/BCKO
1GP3/WSO
63
28
GP2/DO
36 RTCB
35 TC
4SHTCB
VDDX
24
VSSX
32
VDDO
33
VSSO
1
19
16
15
12
9
6
5
2
OE

74HCT373D

D1

D2

D4

UDA1325H PCF85116-3

10
A0
9
A1
8
A2
7
A3
6
A4
4
A6 5
A5
3
A7
24
A9 25
A8
21
A10
2
11
12
13
15
16
17
18
19
28
14
A12 23
A11
O0
O1
O2
O3
O4
O5
O6
O7

EEPM27128

26
A13
22
OE
48 EA
20
CE
27
PGM
1
VPP
+VD
+VD
+VC
100 nF
(63 V)
100 nF
(63 V)
C18
C28
R26
1 Ω
L13
BLM32A07
+VA
100 nF
(63 V)
47 µF
(16 V)
C39
C33
R43
1 Ω
40 Vref(DA)
34 VOUTL
R38
10 kΩR39
10 kΩ
BCKO
WSO
DO
1
2
(I2C-bus)
(internal ROM)
(external ROM)
C35
R20
1 Ω
47 µF (16 V)
C48
47 µF (16 V)
37 VOUTR
C41
47 µF
(16 V)
C29
100 nF
(63 V)
C36
100 nF
(63 V)
41 Vref(AD)
C31
47 µF
(16 V)
C28
100 nF
(63 V)
+VD
+VD
1
2
3
J3
+VD
VCC
GND
C25 100 nF
(50 V)
20
10
+VD
VCC
GND
C24 100 nF
(50 V)
5255
+VA
100 nF
(63 V)
47 µF
(16 V)
C7
C19
R10
1 Ω
VDDA3
VSSA3
5149
+VA
100 nF
(63 V)
C11 R8
1 Ω
VRPVRN
digital
output
playback
analog
output
playback
D0
D1
D2
D3
D4
D5
D6
D7
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7