wm8198scds-v Wolfson Microelectronics plc, wm8198scds-v Datasheet - Page 31

• Manufacturer Part Number: wm8198scds-v
• Description: 8 + 8 Bit Output 16-bit Cis/ccd Afe/digitiser
• Manufacturer: Wolfson Microelectronics plc

WM8198
APPLICATIONS INFORMATION
RECOMMENDED EXTERNAL COMPONENTS
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Figure 27 External Components Diagram
Table 8 External Components Descriptions
COMPONENT
REFERENCE
NOTES:
C10
C11
C12
C1
C2
C3
C4
C5
C6
C7
C8
C9
1.
2.
C1-9 should be fitted as close to WM8198 as possible.
AGND and DGND should be connected as close to WM8198 as possible.
Interface
Controls
Signals
Timing
Inputs
Video
DVDD1
C1
SUGGESTED
DGND
VALUE
100nF
100nF
100nF
100nF
100nF
100nF
100nF
DVDD2
10nF
10µF
10µF
10µF
1µF
C2
AVDD
AGND
AGND
C3
C9
10
21
28
27
26
12
11
3
1
7
5
6
9
4
DESCRIPTION
De-coupling for DVDD1.
De-coupling for DVDD2.
De-coupling for AVDD.
High frequency de-coupling between VRT and VRB.
Low frequency de-coupling between VRT and VRB (non-polarised).
De-coupling for VRB.
De-coupling for VRX.
De-coupling for VRT.
De-coupling for VRLC.
Reservoir capacitor for DVDD1.
Reservoir capacitor for DVDD2.
Reservoir capacitor for AVDD.
DVDD1
DVDD2
AVDD
RINP
GINP
BINP
VRLC/VBIAS
MCLK
VSMP
RLC/ACYC
SCK
SDI
SEN
OEB
WM8198
OP[7]/SDO
AGND1
AGND2
DGND
OP[6]
OP[5]
OP[4]
OP[3]
OP[2]
OP[1]
OP[0]
VRT
VRX
VRB
22
24
25
23
20
19
18
17
16
15
14
13
8
2
AGND
C6
AGND
C7
Output
C8
Data
Bus
C4
DVDD1
PD, Rev 4.3, August 2008
+
C5
C10
DGND
DVDD2
+
C11
Production Data
AVDD
AGND
+
C12
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