wm8199scds-v Wolfson Microelectronics plc, wm8199scds-v Datasheet - Page 30

• Manufacturer Part Number: wm8199scds-v
• Description: 20msps 16-bit Ccd Digitiser
• Manufacturer: Wolfson Microelectronics plc

WM8199
RECOMMENDED EXTERNAL COMPONENTS
Figure 29 External Components Diagram
Table 8 External Components Descriptions
w
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 WM8199 as possible.
AGND and DGND should be connected as close to WM8199 as possible.
Interface
Controls
Signals
Timing
Inputs
Video
DVDD1
C1
SUGGESTED
DGND
VALUE
DVDD2
100nF
100nF
100nF
100nF
100nF
100nF
100nF
10nF
10 µ F
10 µ F
10 µ F
1 µ F
C2
AGND
AGND
AVDD
C3
C9
10
21
28
27
26
12
11
3
1
7
5
6
9
4
DVDD1
DVDD2
AVDD
RINP
GINP
BINP
VRLC/VBIAS
MCLK
VSMP
RLC/ACYC
SCK
SDI
SEN
OEB
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.
WM8199
OP[7]/SDO
AGND1
AGND2
DGND
OP[6]
OP[5]
OP[4]
OP[3]
OP[2]
OP[1]
OP[0]
VRX
VRB
VRT
22
24
25
23
20
19
18
17
16
15
14
13
8
2
AGND
C6
AGND
C7
Output
C8
Data
Bus
C4
DVDD1
+
C5
C10
DGND
DVDD2
+
C11
PD, Rev 4.4, July 2008
AGND
AVDD
+
C12
Production Data
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