參數(shù)資料
型號(hào): WM8199SCDS
廠商: Wolfson Microelectronics
英文描述: 20MSPS 16-bit CCD Digitiser
中文描述: 20MSPS 16位數(shù)字化儀防治荒漠化公約
文件頁(yè)數(shù): 28/30頁(yè)
文件大?。?/td> 358K
代理商: WM8199SCDS
WM8199
Production Data
w
PD Rev 3.2 November 2003
28
RECOMMENDED EXTERNAL COMPONENTS
3
10
1
28
27
7
5
6
12
11
9
4
DVDD1
DVDD2
AGND1
RINP
GINP
BINP
MCLK
VSMP
RLC/ACYC
SCK
SEN
SDI
OEB
8
26
24
25
23
20
19
18
17
16
15
14
13
OP[0]
OP[1]
OP[2]
OP[3]
OP[4]
OP[5]
OP[6]
OP[7]/SDO
VRLC/VBIAS
VRX
VRT
VRB
AVDD
C2
C1
C6
C8
C4
C5
C7
C9
DVDD2
AVDD
Video
Inputs
Timing
Signals
Interface
Controls
Output
Data
Bus
DGND
AGND
AGND
AGND
22
DGND
21
C3
AGND
AGND2
2
C11
C10
DVDD2
C12
AVDD
+
+
+
DGND
AGND
DVDD1
WM8199
C1-9 should be fitted as close to WM8199 as possible.
NOTES:
AGND and DGND should be connected as close to WM8199 as possible.
1.
2.
DVDD1
Figure 26 External Components Diagram
COMPONENT
REFERENCE
C1
C2
C3
C4
C5
C6
C7
C8
C9
C10
C11
C12
SUGGESTED
VALUE
100nF
100nF
100nF
10nF
1
μ
F
100nF
100nF
100nF
100nF
10
μ
F
10
μ
F
10
μ
F
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.
Table 7 External Components Descriptions
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