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AD8402AN10 Datasheet(PDF) 7 Page - Analog Devices |
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AD8402AN10 Datasheet(HTML) 7 Page - Analog Devices |
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7 / 20 page  AD8400/AD8402/AD8403 REV. B –7– AD8400 PIN DESCRIPTIONS Pin Name Description 1 B1 Terminal B RDAC 2 GND Ground 3 CS Chip Select Input, Active Low. When CS returns high data in the serial input register is loaded into the DAC register. 4 SDI Serial Data Input 5 CLK Serial Clock Input, positive edge triggered 6VDD Positive power supply, specified for operation at both +3 V and +5 V. 7 W1 Wiper RDAC, addr = 002 8 A1 Terminal A RDAC AD8402 PIN DESCRIPTIONS Pin Name Description 1 AGND Analog Ground* 2 B2 Terminal B RDAC #2 3 A2 Terminal A RDAC #2 4 W2 Wiper RDAC #2, Addr = 012 5 DGND Digital Ground* 6 SHDN Terminal A open circuit. Shutdown controls Variable Resistors #1 and #2 7 CS Chip Select Input, Active Low. When CS returns high data in the serial input register is decoded based on the address bits and loaded into the target DAC register. 8 SDI Serial Data Input 9 CLK Serial Clock Input, positive edge triggered 10 RS Active low reset to midscale; sets RDAC registers to 80H 11 VDD Positive power supply, specified for operation at both +3 V and +5 V 12 W1 Wiper RDAC #1, addr = 002 13 A1 Terminal A RDAC #1 14 B1 Terminal B RDAC #1 *All AGNDs must be connected to DGND. AD8403 PIN DESCRIPTIONS Pin Name Description 1 AGND2 Analog Ground #2* 2 B2 Terminal B RDAC #2 3 A2 Terminal A RDAC #2 4 W2 Wiper RDAC #2, addr = 012 5 AGND4 Analog Ground #4* 6 B4 Terminal B RDAC #4 7 A4 Terminal A RDAC #4 8 W4 Wiper RDAC #4, addr = 112 9 DGND Digital Ground* 10 SHDN Active Low Input. Terminal A open circuit. Shutdown controls variable resistors #1 through #4 11 CS Chip Select Input, Active Low. When CS returns high data in the serial input register is decoded based on the address bits and loaded into the target DAC register. 12 SDI Serial Data Input 13 SDO Serial Data Output, Open Drain transistor requires pull-up resistor 14 CLK Serial Clock Input, positive edge triggered 15 RS Active low reset to midscale; sets RDAC registers to 80H 16 VDD Positive power supply, specified for operation at both +3 V and +5 V 17 AGND3 Analog Ground #3* 18 W3 Wiper RDAC #3, addr = 102 19 A3 Terminal A RDAC #3 20 B3 Terminal B RDAC #3 21 AGND1 Analog Ground #1* 22 W1 Wiper RDAC #1, addr = 002 23 A1 Terminal A RDAC #1 24 B1 Terminal B RDAC #1 *All AGNDs must be connected to DGND. |
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Descripción similar - AD8402AN10 |
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