Ic Block Diagrams - Sony ICD-S7 Service Manual

4-11. IC Block Diagrams

MICIN
MICVCC
MICLF
VREF
VCC
SPVREF
LOUT
HPGND
ROUT
SPVCC
HPPWR
CVCC 1
2
GND
D- 3
14
13
4
D+
VBUS
5
5
TRON 6
6
TEST 7
4
DACK1 8
3
9
DREQ1
TC1
10
INT1 11
IVDD 12
IC3201 AN12906A (AUDIO BOARD)
33 32 31 30
34
35
MIC VOLTAGE
36
SUPPLY
37
VREF
38 VCC
39 VREFHP
40
41
42
43
44
1 2 3 4
IC8101 M66291GP-2 (MAIN BOARD)
48 46 44
47 45
I/O BLOCK
USB-IP
OSCILLATION
BUFFER
/48MHzPLL
INTERRUPT CONTROLLER
VBUS
INPUT CIRCUIT
TRANSFER
D+ PIN PULLUP
CONTROLLER
CIRCUIT
SERIAL
USB
INTERFACE
TRANSCEIVER
ENGINE
(SIE)
13 14 15 16 17
29 28 27 26 25 24
DET
VREF
AGC
5 6 7 8 9 10
43 42 40
41 39
ENDPOINT
CONTROLLER
FIFO MEMORY CONTROLLER
FIFO MEMORY
20
18 19 21 22 23
23
22 AGCSW
21
LPF1OUT
20 LPF2IN
19 LPF2OUT
18 FEEDBACK
17 RECOUT
16 GND
LPF 15 LIN
14 STBYSW
LPF 13 RIN
12
NC
11
38 37
BUS
INTERFACE
UNIT
(BIU)
24
ICD-S7
36
GND
35 IVDD
34 D11
33 D10
32 D9
31 D8
30 D7
29
D6
D5
28
27 D4
26
D3
25 D2
23