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WM2331IDT/V 数据表(PDF) 2 Page - Wolfson Microelectronics plc

部件名 WM2331IDT/V
功能描述  10-bit 30MSPS ADC with PGA and Clamp
PDF  25 Pages
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制造商  WOLFSON [Wolfson Microelectronics plc]
网页  http://www.wolfsonmicro.com
标志 WOLFSON - Wolfson Microelectronics plc

WM2331IDT/V 数据表(HTML) 2 Page - Wolfson Microelectronics plc

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WM2331
Production Data
WOLFSON MICROELECTRONICS LTD
PD Rev 1.4 April 2001
2
PIN CONFIGURATION
ORDERING INFORMATION
DEVICE
TEMP. RANGE
PACKAGE
WM2331CDT/V
0 to +70
oC
28-pin TSSOP
WM2331IDT/V
-40 to +85
oC
28-pin TSSOP
16
15
14
20
19
18
17
5
6
7
1
2
3
4
13
12
11
8
9
10
DIO0
OVR
OEB
AGND
DVDD
REFTS
REFBS
REFBF
REFTF
MODE
VREF
AIN
AVDD
DIO8
REFSENSE
DIO2
DIO3
DIO1
DIO7
CLAMP
DIO6
DIO5
CLAMPIN
DIO4
21
22
23
24
25
26
27
28
DIO9
DGND
WR
CLK
PIN DESCRIPTION
PIN
NAME
TYPE
DESCRIPTION
1
AGND
Ground
Negative Analogue Supply
2
DVDD
Supply
Positive Digital Supply
3
DIO0
Digital Input/Output
Digital input/output bit 0 (LSB)
4
DIO1
Digital Input/Output
Digital input/output bit 1
5
DIO2
Digital Input/Output
Digital input/output bit 2
6
DIO3
Digital Input/Output
Digital input/output bit 3
7
DIO4
Digital Input/Output
Digital input/output bit 4
8
DIO5
Digital Input/Output
Digital input/output bit 5
9
DIO6
Digital Input/Output
Digital input/output bit 6
10
DIO7
Digital Input/Output
Digital input/output bit 7
11
DIO8
Digital Input/Output
Digital input/output bit 8
12
DIO9
Digital Input/Output
Digital input/output bit 9 (MSB)
13
OVR
Digital Output
Overrange output (tri-state)
14
DGND
Ground
Negative Digital Supply
15
CLK
Analogue Input
Clock input
16
OEB
Digital Input
Output enable bar – low to enable DIO[9:0] and OVR
17
WR
Digital Input
Write strobe
18
REFSENSE
Analogue Input
VREF mode control
19
CLAMP
Digital Input
Clamp control – high to enable clamp amplifier
20
CLAMPIN
Analogue Input
Clamp reference input
21
REFTS
Analogue Input/Output
Top reference sense
22
REFTF
Analogue Input/Output
Top reference force
23
MODE
Analogue Input
Input mode select
24
REFBF
Analogue Input/Output
Bottom reference force
25
REFBS
Analogue Input/Output
Bottom reference sense
26
VREF
Analogue Input/Output
Reference voltage
27
AIN
Analogue Input
Analog Input
28
AVDD
Supply
Positive Analogue Supply



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