WM8141 Wolfson Microelectronics Ltd., WM8141 Datasheet - Page 30

• Manufacturer Part Number: WM8141
• Description: WM8141 : 12-BIT 6MSPS Cis/ccd Analogue Front End/digitiser
• Manufacturer: Wolfson Microelectronics Ltd.

WM8141
RECOMMENDED EXTERNAL COMPONENTS
Figure 27 External Components Diagram
Table 11 External Components Descriptions
WOLFSON MICROELECTRONICS LTD
NOTES:
COMPONENT
REFERENCE
C10
C11
C12
C1
C2
C3
C4
C5
C6
C7
C8
C9
1.
2.
C1-9 should be fitted as close to
WM8141 as possible.
AGND and DGND should be connected
as close to WM8141 as possible.
Interface
Controls
Signals
Timing
Inputs
Video
SUGGESTED
C1
DGND
DVDD
VALUE
100nF
100nF
100nF
100nF
100nF
100nF
100nF
10nF
10 F
10 F
10 F
1 F
C2
AVDD
AGND
AGND
C3
C9
14
32
12
21
20
19
18
28
27
26
25
24
23
22
11
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 DVDD.
Reservoir capacitor for DVDD.
Reservoir capacitor for AVDD.
DVDD1
DVDD2
AVDD
RINP
GINP
BINP
VRLC/VBIAS
MCLK
VSMP
RLC/ACYC
SCK/RNW
SDI/DNA
SEN/STB
OEB
NRESET
WM8141
OP[11]/SDO
OP[10]
DGND
AGND
OP[9]
OP[8]
OP[7]
OP[6]
OP[5]
OP[4]
OP[3]
OP[2]
OP[1]
OP[0]
VRT
VRX
VRB
29
13
16
17
15
10
31
30
9
8
7
6
5
4
3
2
1
AGND
C6
DESCRIPTION
AGND
C7
Output
C8
Data
Bus
C4
+
C5
C10
DGND
DVDD
+
PD Rev 3.0 October 2000
C11
Production Data
AGND
AVDD
+
C12
30