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AD5242BRU10-REEL7 Datasheet(PDF) 7 Page - Analog Devices |
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AD5242BRU10-REEL7 Datasheet(HTML) 7 Page - Analog Devices |
7 / 20 page AD5241/AD5242 Rev. C | Page 7 of 20 PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TOP VIEW (Not to Scale) 14 1 NC = NO CONNECT W1 B1 VDD SHDN SCL SDA O1 NC O2 VSS DGND AD1 AD0 A1 AD5241 2 3 4 5 6 7 13 12 11 10 9 8 Figure 6. AD5241 Pin Configuration TOP VIEW (Not to Scale) 1 O1 A1 W1 B1 VDD SHDN SCL SDA A2 W2 B2 O2 VSS DGND AD1 AD0 AD5242 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 Figure 7. AD5242 Pin Configuration Table 4. AD5241 Pin Function Descriptions Pin No. Mnemonic Description 1 A1 Resistor Terminal A1. 2 W1 Wiper Terminal W1. 3 B1 Resistor Terminal B1. 4 VDD Positive Power Supply, Specified for Operation from 2.2 V to 5.5 V. 5 SHDN Active low, asynchronous connection of Wiper W to Terminal B, and open circuit of Terminal A. RDAC register contents unchanged. SHDN should tie to VDD if not used. 6 SCL Serial Clock Input. 7 SDA Serial Data Input/Output. 8 AD0 Programmable Address Bit for Multiple Package Decoding. Bit AD0 and Bit AD1 provide four possible addresses. 9 AD1 Programmable Address Bit for Multiple Package Decoding. Bit AD0 and Bit AD1 provide four possible addresses. 10 DGND Common Ground. 11 VSS Negative Power Supply, Specified for Operation from 0 V to −2.7 V. 12 O2 Logic Output Terminal O2. 13 NC No Connect. 14 O1 Logic Output Terminal O1. Table 5. AD5242 Pin Function Descriptions Pin No. Mnemonic Description 1 O1 Logic Output Terminal O1. 2 A1 Resistor Terminal A1. 3 W1 Wiper Terminal W1. 4 B1 Resistor Terminal B1. 5 VDD Positive Power Supply, Specified for Operation from 2.2 V to 5.5 V. 6 SHDN Active Low, Asynchronous Connection of Wiper W to Terminal B, and Open Circuit of Terminal A. RDAC register contents unchanged. SHDN should tie to VDD, if not used. 7 SCL Serial Clock Input. 8 SDA Serial Data Input/Output. 9 AD0 Programmable Address Bit for Multiple Package Decoding. Bit AD0 and Bit AD1 provide four possible addresses. 10 AD1 Programmable Address Bit for Multiple Package Decoding. Bit AD0 and Bit AD1 provide four possible addresses. 11 DGND Common Ground. 12 VSS Negative Power Supply, Specified for Operation from 0 V to −2.7 V. 13 O2 Logic Output Terminal O2. 14 B2 Resistor Terminal B2. 15 W2 Wiper Terminal W2. 16 A2 Resistor Terminal A2. |
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