NXP Semiconductors
UM10044
ISP1183 Low-Power USB Peripheral Controller PC Eval Kit
8. Schematics
C13
bus-power
BLM21P221SG
0.47
μ
F
C9
0.47
μ
F
C6
0.04
Ω
, 1%
,
1/2W
RSENSE1
MMSF3PO2HD
Q2
CDRH125-220
L1
MBRS340T3
D1
220
μ
F/10 V
DC1
C5
1 k
Ω
R7
0.04
Ω
, 1% 1/2W
RSENSE2
MMSF3PO2HD
Q3
CDRH125-220
L2
MBRS340T3
D2
100
μ
F/10 V
DC2
C8
10 k
Ω
,1%
R8
26 k
Ω
,1%
R9
220 pF
C7
V(1V8)
VCC(3V3)
OUT
1
FB3/5 EXT
2
REF
4
V+
5
CS
6
7
GND
8
SHDN
3
MAX1626
U6
OUT
1
FB3/5 EXT
2
REF
4
V+
5
CS
6
7
GND
8
SHDN
3
MAX1627
U7
S4
S5
VBUS_N
VCC
self-power
IN5401
D3
ISA-5V
22
μ
F/10 V
DC4
100
μ
F/10 V
DC3
V(1V8)
VCC
VCC
100
Ω
R28
100
Ω
R29
JP2
VCC(3V3)
100
μ
F/10 V
DC5
47
μ
F/10 V
DC6
IN5401
D6
VDD
1
DGND
2
DGND
3
8~15V DC IN
CON6
Vin
1
GND
3
+5 V
2
LM7805
U9
220
μ
F/50 V
C35
C34
IN5401
D7
self-power
100
μ
F
C36
VBUS
L3
Power supply module
0.1
μ
F
0.1
μ
F
0.1
μ
F
0.1
μ
F
Fig 7. Power supply module
RDX
WRX
CSX
RSTX
INTX
VBUSONX
SUSPEND
WAKEUP
UD7
UD6
UD5
UD4
UD3
UD2
UD1
UD0
A0
DB5
BRD
DB3
DB2
BA0
DB6
DB7
DB1
BWR
BWAKEUP
DB4
DB0
BCS
BRST
BVBUSON
BSUSPEND
BINTX
VCC(3V3)
VCC(3V3)
C23
C24
C19
C20
C21
C22
V
(1V8)
V
(1V8)
OE
OE
OE
OE
1
2
JP1
4.7 k
Ω
R18
RDWR
VCC(3V3)
DIR
1
1B1
2
1B2
3
GND
4
1B3
5
1B4
6
VCCB
7
1B5
8
1B6
9
GND
10
1B7
11
1B8
12
2B1
13
2B2
14
GND
15
2B3
16
2B4
17
VCCB
18
2B5
19
2B6
20
GND
21
2B7
22
2B8
23
2DIR
24
1OE
48
1A1
47
1A2
46
GND
45
1A3
44
1A4
43
VCCA
42
1A5
41
1A6
40
GND
39
1A7
38
1A8
37
2A1
36
2A2
35
GND
34
2A3
33
2A4
32
VCCA
31
2A5
30
2A6
29
GND
28
2A7
27
2A8
26
2OE
25
P174AVC164245
U5
DIR
1
1B1
2
1B2
3
GND
4
1B3
5
1B4
6
VCCB
7
1B5
8
1B6
9
GND
10
1B7
11
1B8
12
2B1
13
2B2
14
GND
15
2B3
16
2B4
17
VCCB
18
2B5
19
2B6
20
GND
21
2B7
22
2B8
23
2DIR
24
1OE
48
1A1
47
1A2
46
GND
45
1A3
44
1A4
43
VCCA
42
1A5
41
1A6
40
GND
39
1A7
38
1A8
37
2A1
36
2A2
35
GND
34
2A3
33
2A4
32
VCCA
31
2A5
30
2A6
29
GND
28
2A7
27
2A8
26
2OE
25
P174AVC164245
U4
TEST30
TEST31
DACK
DACK'
DREQ'
DREQ
Level shift module
0.1
μ
F
0.1
μ
F
0.1
μ
F
0.1
μ
F
0.1
μ
F
0.1
μ
F
Fig 8. Level shifter module
UM10044_4
© NXP B.V. 2007. All rights reserved.
User manual
Rev. 04 — 6 February 2007
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