Datasheet
national.com
© National Semiconductor Corporation 2009 Printed in U.S.
6
Tx Board Schematics
VSS
R34
49.9ohm_open
0201
R35
49.9ohm_open
0201
USB A:
solder
side
(BOTTOM)
R38
0 Ohm,0402_open
VSS
SCL
R5910K
SDA
R6010K
R6110K
G3
G2
R6210K
G4
G5
G6
R6310K
CW
VR3
SVR20K
1 3
2
G7
R4
R6410K
B1
B0
R2
R5
JP10
1
2
3
B2
B6
VSS
R3
B7
HS
VS
R5
VSS
R4
VSS
R2
R3
DOUT+_SMA
R1
J7
SMA_open
1
2
3
4
5
R0
+
-
VS
HS
B6
B7
VSS
R330 Ohm,0402
CW
VR4
SVR100K
13
2
JP12
1
2
3
IDx
RES1
RES0
VDDLc
VSS
VDDI
R36100K_open
J6
1
2
3
4
VSS
R51
0 ohm
0201
U1
DS92LV2421
CI3
4
CI1
5
ID[x]
6
VDDL
7
SCL
8
SDA
9
CLKIN
10
TRFB
11
CONFG[0]
12
CONFG[1]
13
VDDP
14
RES0
15
RES1
16
VDDHS
17
RES2
18
DI6
33
DI7
34
DI8
35
DI9
36
DI10
37
DI11
38
DI12
39
DI13
40
DI14
41
DI15
42
DI16
43
DI17
44
DI18
45
DI19
46
DI20
47
DI21
48
DOUT -
19
DeEmph
23
DOUT+
20
PDB
21
VDDTX
22
VODSEL
24
DI0
25
CI2
3
DI23
2
DI22
1
DI1
26
DI2
27
DI3
28
DI4
29
VDDI
30
BISTEN
31
DI5
32
VSS
49
R39
4.7K
0603
B4
DOUT+_USB
B5
B4
B5
CONFG0
VSS
IDx
PCLK
VSS
R2
0 Ohm,0402_open
VDD_I2C
PDB
DOUT-_SMA
J8
SMA_open
1
2
3
4
5
R5810K
VSS
RES2
I2S2
CONFG1
I2S1
I2S0
PCLK
VSS
R50
0 ohm_open
0201
VSS
R49
0 ohm_open
0201
I2S[2]
I2S[1]
I2S[0]
DeEmph
DOUT-
DOUT+
DOUT+_SMA
DOUT-_SMA
VDDI
VODSEL
VSS
VDDI
R52
0 ohm
0201
C14
0.1uF
R57
0 Ohm,0402
RES2
VSS
R6
VDDI
R7
R6
G0
R7
G1
G0
G1
RFB
PDB
CONFG0
CONFG1
BISTEN
VODSEL
B3
B3
SDA
SCL
VDD_I2C
U4
Oscillator option
Tri-State
1
GND
2
OUT
3
VCC
4
P2
mini USB 5pin_open
1
2
3
4
5
6
78
9
VSS
R3710K
JP16
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
DE
DE
PCLK
VDDLc
VDDIc
VDDIc
INT
VDDTXc
VDDTXc
VDDLc
P3
USB A
1
2
3
4
56
+
-
JP111
1
2
3
JP15
1
2
3
JP8
1 2
JP9
1 2
VDDPc
VDDHSc
mini B:
component side
(TOP)
R54
0 Ohm,0402_open
R40
4.7K
0603
DOUT-_USB
DOUT+_USB
DOUT-_USB
SDA
SCL
C6
0.1uF
1 2
BISTEN
VDDIc
JP4
1 2
JP13
1
2
3
PDB
JP14
1
2
3
VSS
C22
0.1uF_open
1 2
VSS
JP5
1 2
VDDTXc
R44
0 Ohm,0402_open
VSS
RED
VSS
VDDPc
VDDPc
O
N
12345 6 7
S1
SW DIP-7
1
2
3
411
12
13
14
5
6
7
10
9
8
RED
VDDI
+
C33
22uF
12
VDD
R45
0 Ohm,0402
BLK
PDB
VSS
VSS
VSS
VSS
VSS
LED2
0402_orange_LED
2 1
LED1
0603_green_LED
2 1
VDD
BLK
VDD
P11,
BISTEN
P13,
P12,
Tit le
Size Document Number Rev
Date: Sheet
of
DS92LV2421 Tx Demo Board 2
DS92LV2421 Tx Demo Board - DS92LV2421 Serializer
A
24Tuesday , May 18, 2010
VDDHSc
VDDHS
C5 0.1uF
1 2
RLD
VSS
0.625"
RES2
C7
0.1uF
VSS
VDDLc
X1
1
R1
1.50K 0402
VSS
X2
C6
X1
0.1"
C11
5pF
0.1"
C5
VSS
C12
5pF
VDDI
VDD
VDDI
JP3
1
2
R1
R0
G2
G3
JP7
1 2
G4
B1
JP6
1 2
B2
R320 Ohm,0402
G7
B0
G5
G6
H
L
RES0
VDDTXc
RES1
R310 Ohm,0402
R55
0 Ohm,0402_open
X2
1
RFB