WM2639 Ver la hoja de datos (PDF) - Wolfson Microelectronics plc
Número de pieza
componentes Descripción
Fabricante
WM2639 Datasheet PDF : 10 Pages
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WM2639
Production Data
PIN CONFIGURATION
D2
1
D3
2
D4
3
D5
4
D6
5
D7
6
D8
7
D9
8
D10
9
D11
10
20
D1
19
D0
18
NCS
17
NWE
16
NLDAC
15
REG
14
AGND
13
OUT
12
REF
11
VDD
PIN DESCRIPTION
PIN NO
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
NAME
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
VDD
REF
OUT
AGND
REG
NLDAC
NWE
NCS
D0
D1
TYPE
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
Supply
Analogue I/O
Analogue output
Supply
Digital input
Digital input
Digital input
Digital input
Digital input
Digital input
DESCRIPTION
Data input.
Data input.
Data input.
Data input.
Data input.
Data input.
Data input.
Data input.
Data input.
Data input.(MSB)
Positive power supply.
Analogue reference voltage input/output.
DAC analogue voltage output.
Analogue Ground.
Register select. Digital input used to access control register.
Load DAC. Digital input active low. NLDAC must be taken low to update
the DAC latch from the holding latches.
Write enable. Digital input active low.
Chip select. Digital input active low.
Data input. (LSB)
Data input.
WOLFSON MICROELECTRONICS LTD
Production Data Rev 1.0 July 1999
2
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