Texas Instruments TUSB3410 - Manual (Page 23)

5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
06/18/02
Voltage Divider Network
ESR=0.2ohm
TUSB 3410 GPIO
TUSB 3410 BLOCK DIAGRAM
Serial Debug
SCL
+3V3
TUSB3410
+5V Bus Pow
er
I2C
EPROM
VDD18
SDA
D-
12Mhz
I2C
32-Pin LQFP
D+
USB Full
Speed
CRYSTAL
+1V8
LDO
Serial
Debug
Port
/RW
SUSPEND
Isolate RXD LED during Serial Debug
P3_0
Push Button
Push Button
LED
LED
GPIO
GPIO
+3V3
Receptacle
GPIO3
GPIO4
P3_3
P3_4
Isolate TXD LED during Serial Debug
P3_1
T h u r s d a y , J u n e 2 0 , 2 0 0 2
C
1 1 Sheet of
SIZE
SCALE: NONE
DWG NO:
GPIO2_TXD
/DCD
RI
/CTS
GPIO3
X1
+1V8
W A K E U P
RSTIn
DM0
X2
/DSR
GPIO4
DP0
EARTHGND
CLK_OUT
ENn
SIN
SUSP
SUSP
/RW
GPIO1_RXD
SCL
GPIO2_TXD
TX
RX
GND
GPIO1_RXD
GPIO1_RXD
SDA
GPIO4
GPIO3
GPIO2_TXD
GND
GND
GND
+3V3
+3V3
+3V3
+ 5 V
+1V8 +1V8
+3V3
+3V3
+3V3
+3V3
+1V8
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
+3V3
C10
0.1uF
R2
100k
C11
22pF
C9
0.001uF
C3
0.1uF
TP5
1
C49
0.1uF
R20
5K
S W 1
TP9
1
C56
0.001uF
R14
1K
C52
0.1uF
R16
1K
C20 33pF
U2
TPS76933
2
3
1 5
4 GND
EN
IN OUT
NC/FB
D4
1
2
C54
0.001uF
C4
0.01uF
C12
22pF
R1
90.9k
TP7
1
C53
0.001uF
S W 2
TP10
1
C50
0.1uF
C2
4.7uF
+5V
DM
DP
GND
U3
Type B USB-Shield
3
1
2
4 5
6
TP11
1
C55
0.001uF
R17
1K
U5
8pin Socket for 24LCxx
8
5
1
2
3
4
6
7 Vcc
SDA
A0
A1
A2
Vss
SCL
W P
D3
1
2
D1
3
1
JP2
1 2
JP3
1 2
C7
0.001uF
C19 33pF
R3 1.5K
F2
TDK MPZ2012S331A
1 2 1 2
TP13
1
C8
0.1uF
C6
0.1uF
U6
MAX3221E
1
2 3
4
5
6
7
8
9
10
11
12
13
14
15 16
EN
C1+ V +
C1-
C2+
C2-
V-
R1IN
R1OUT
INVALID
T1IN
FORCEON
T1OUT
GND
VCC
FORCEOFF
JP1 1
2
R12
10K
Y1
12 MHz Crystal HC49SMD
C51
0.1uF
R18
1K
U1
TUSB3410
9
6
7
3
5
2
26
27
28
23
24
1
4
21
20
19
17
16
15
14
13
25
32
31
30
10
11
18 8
29
22
12
RESET
DP0
DM0
VCC PUR
SUSP
X2
X1/CLKI
GND
TEST0
TEST1
VREGEN
VDD1V8
DTR
RTS
SOUT/IR_SOUT
SIN/IR_SIN
RI/CP
DCD
DSR
CTS
VCC
P3_0
P3_1
P3_3
SDA
SCL
GND GND
P3_4
CLKOUT
W A K E U P
S W 4
R10
1K
D6
1
2
S W 6
TP6
1
R15
1K
R9
1K
TP8
1
D2
1
2
TP12
1
C5
0.01uF
R13
15K
JP4
1 2
R11
32K
R4
33
CN2
Connector-DB9
1
2
3
4
5
6
7
8
9
10
11
R5
33
S W 5
C57
0.001uF
C21
1uF
S W 3
C1
1uF
R19
1K
R21
5K
D5
1
2