Datasheet

Evaluates: SPI and SMBus/I
2
C-Compatible Parts
CMAXQUSB User’s Guide
10
U1P26
3 2
V
L
U1P25
4
U1P63
U1P62
1
I/OV
L
1
P4-10 P4-9
16 17
I/OV
CC
3
P4-11
18
I/OV
CC
2
P4-39
20
I/OV
CC
1
I/OV
CC
4
P4-18 P4-17
14 15
I/OV
CC
5
I/OV
CC
6
P4-16
13
I/OV
CC
7
P4-15
12
I/OV
CC
8
11
GND
V
CC
U1P24
5
U1P23
6
U1P22
7
U1P21
8
U1P20
9
VDDIO
10
EN
VDDIO
19
VDD
JU2
VDDIO
C26 0.1µF
VDD
C31 0.1µF
VDDIO
C32 0.1µF
VDD
1
2
3
P6
R8 470Ω
R9 470Ω
R10 470Ω
R11 470Ω
VDDIO
LED1 LED RED
VDDIO
LED2 LED RED
U1P00
VDDIO
LED3 LED YELLOW
U1P01
VDDIO
LED4 LED GREEN
U1P02
U1P16
3 2
V
L
U1P15
4
I/OV
L
2
U1P17
1
I/OV
L
1
P4-24 P4-23
16 17
I/OV
CC
3
P4-25
18
I/OV
CC
2
P4-26
20
I/OV
CC
1
I/OV
CC
4
P4-22 P4-21
14 15
I/OV
CC
5
I/OV
CC
6
P4-20
13
I/OV
CC
7
P4-19
12
I/OV
CC
8
11
GND
V
CC
U1P14
5
I/OV
L
3
U1P13
6
I/OV
L
4
U1P12
7
I/OV
L
5
U1P11
8
I/OV
L
6
U1P10
9
I/OV
L
7
I/OV
L
8
I/OV
L
2
I/OV
L
3
I/OV
L
4
I/OV
L
5
I/OV
L
6
I/OV
L
7
I/OV
L
8
VDDIO
10
EN
VDDIO
19
VDD
VDDIO
C27 0.1µF
MAX3001
U7
U1P57
2 1
V
L
U1P56
3
OV
L
1
P4-37 P4-36
11 12
OV
CC
2
P4-35
13
IV
CC
1
OV
CC
3
P4-38
9 10
OV
CC
4
N.C.
8
TRI-STATE
V
CC
U1P55
4
IV
L
2
U1P54
5
IV
L
3
6
IV
L
4
N.C.
VDDIO
7
GND
VDDIO
14
VDD
U10
MAX3390
U1P06
3 2
V
L
U1P05
4
I/OV
L
2
U1P17
1
I/OV
L
1
P4-32 P4-31
16 17
I/OV
CC
3
P4-33
18
I/OV
CC
2
P4-34
20
I/OV
CC
1
I/OV
CC
4
P4-30 P4-29
14 15
I/OV
CC
5
I/OV
CC
6
P4-28
13
I/OV
CC
7
P4-27
12
I/OV
CC
8
11
GND
V
CC
U1P04
5
I/OV
L
3
U1P03
6
I/OV
L
4
U1P02
7
I/OV
L
5
U1P01
8
I/OV
L
6
U1P00
9
I/OV
L
7
I/OV
L
8
VDDIO
10
EN
VDDIO
19
VDD
VDDIO
C30 0.1µF
VDD
C22 1µF
C29 0.1µF
VDD
C21 1µF
C28 0.1µF
VDD
C20 1µF
C25 0.1µF
MAX3001
U8
MAX3001
U6
Figure 1c. CMAXQUSB Schematic (Sheet 3 of 4)