GS1532 Gennum Corporation, GS1532 Datasheet - Page 31

• Manufacturer Part Number: GS1532
• Description: Serializer For HD-SDI, Sd-sdi & DVB-ASI. 3.3/1.8V Supply.
• Manufacturer: Gennum Corporation

4. APPLICATION REFERENCE DESIGN
4. APPLICATION REFERENCE DESIGN
4. APPLICATION REFERENCE DESIGN
4. APPLICATION REFERENCE DESIGN
4.1 TYPICAL APPLICATION CIRCUIT
GENNUM CORPORATION
GND_VCO
VCO_V CC
+1.8V_A
C85
10n
GND_VCO
7
6
5
IOPROC_EN/DIS
SMPTE_BYPASS
+3.3V
V CC
GND
VCTR
GND_VCO
NP: NOT POPULATED
GND
R67
C100 10n
20BIT/10BIT
DVB_ASI
SD_HD
281 +/-1%
C92
GND
O/P
10n
NC
1
2
3
U16
GO1525
+1.8V_A
C93
GND_VCO
1u
R65
R66
GND_A
+1.8V_A
0
VCO_V CC
0
C94
1u
10n
GND_VCO
C98
VCO_V CC
NOTE: VCO_VCC and VCO_GND are the outputs from an
internal voltage regulator. They supply power to the GO1525 External VCO.
GND_A
GND_A
GND_A
C95
10n
GND_VCO
C103
10n
C89
10
11
12
13
14
15
16
17
18
19
20
1
2
3
4
5
6
7
8
9
GND_VCO
15K
100n
CP_V DD
PD_GND
PD_V DD
RSV1
RSV1
RSV1
RSV1
RSV1
DVB_ASI
NC
SD/HD
20bit/10bit
IOPROC_EN/DIS
RSV1
RSV1
RSV1
RSV1
SMPTE_BYPASS
RSET
CD_V DD
C87
C88
2n
1
R63
1u
10n
2
C86
0
GND_VCO
10n
31
GS1532
RESET_TRST IS A JTAG PORT
RESET AS WELL AS A SYSTEM
RESET
GND
U17
GND
GND
C90
10n
C104
10n
PARALLEL CLOCK INPUT
+1.8V
+1.8V
GND
JTAG INTERFACE
IO_GND
IO_V DD
IO_GND
IO_V DD
SDO_EN/DIS
SCLK (TCK)
SDI_IN (TDI)
SD_OUT (TDO)
CS (TMS)
JTAG/HOST
RESET (TRST)
DIN17
DIN16
DIN15
DIN14
DIN13
DIN12
DIN11
DIN10
DIN9
DIN8
DIN7
DIN6
DIN5
DIN4
DIN3
DIN2
C129
1u
BLANK
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
1532CLK
GND_A
+3.3V
C105
10n
C97
10n
GND
C131
1u
H
V
F
R78
75
+1.8V_A
+3.3V
GND
C102
10n
R77
75
DATA_IN19
DATA_IN18
DATA_IN17
DATA_IN16
DATA_IN15
DATA_IN14
DATA_IN13
DATA_IN12
DATA_IN11
DATA_IN10
DATA_IN9
DATA_IN8
DATA_IN7
DATA_IN6
DATA_IN5
DATA_IN4
DATA_IN3
DATA_IN2
DATA_IN1
DATA_IN0
NOTE: To guarantee 15dB Output Return Loss
on the serial output, it is recommended that the
GS1528 cable driver be used.
C?
L?
R?
R?
L?
C?
R? L? and C? form the Output
Return Loss compensation Network
SUBJECT TO CHANGE
PARALLEL DATA INPUT
C
R
R
C
L
L
C130
1u
+3.3V
GND
C107 4u7
C106 4u7
1
1
C99
10n
2
2
1
1
GND_A
GND_A
21498 - 0
J27
J28
BNC
BNC