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ADG438F Datasheet(PDF) 6 Page - Analog Devices |
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ADG438F Datasheet(HTML) 6 Page - Analog Devices |
6 / 16 page ADG438F/ADG439F Rev. E | Page 6 of 16 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS A0 1 EN 2 VSS 3 S1 4 A1 16 A2 15 GND 14 VDD 13 S2 5 S3 6 S4 7 S5 12 S6 11 S7 10 D 8 S8 9 ADG438F TOP VIEW (Not to Scale) Figure 3. ADG438F Pin Configuration Table 3. ADG438F Pin Function Description Pin No. Mnemonic Description 1 A0 Logic Control Input. 2 EN Active High Digital Input. When low, the device is disabled, and all switches are off. When high, Ax logic inputs determine on switches. 3 VSS Most Negative Power Supply Potential. In single-supply applications, this pin can be connected to ground. 4 S1 Source Terminal 1. This pin can be an input or an output. 5 S2 Source Terminal 2. This pin can be an input or an output. 6 S3 Source Terminal 3. This pin can be an input or an output. 7 S4 Source Terminal 4. This pin can be an input or an output. 8 D Drain Terminal. This pin can be an input or an output. 9 S8 Source Terminal 8. This pin can be an input or an output. 10 S7 Source Terminal 7. This pin can be an input or an output. 11 S6 Source Terminal 6. This pin can be an input or an output. 12 S5 Source Terminal 5. This pin can be an input or an output. 13 VDD Most Positive Power Supply Potential. 14 GND Ground (0 V) Reference. 15 A2 Logic Control Input. 16 A1 Logic Control Input. A0 1 EN 2 VSS 3 S1A 4 A1 16 GND 15 VDD 14 S1B 13 S2A 5 S3A 6 S4A 7 S2B 12 S3B 11 S4B 10 DA 8 DB 9 ADG439F TOP VIEW (Not to Scale) Figure 4. ADG439F Pin Configuration Table 4. ADG439F Pin Function Description Pin No. Mnemonic Description 1 A0 Logic Control Input. 2 EN Active High Digital Input. When low, the device is disabled, and all switches are off. When high, Ax logic inputs determine on switches. 3 VSS Most Negative Power Supply Potential. In single-supply applications, this pin can be connected to ground. 4 S1A Source Terminal 1A. This pin can be an input or an output. 5 S2A Source Terminal 2A. This pin can be an input or an output. 6 S3A Source Terminal 3A. This pin can be an input or an output. 7 S4A Source Terminal 4A. This pin can be an input or an output. 8 DA Drain Terminal A. This pin can be an input or an output. 9 DB Drain Terminal B. This pin can be an input or an output. 10 S4B Source Terminal 4B. This pin can be an input or an output. 11 S3B Source Terminal 3B. This pin can be an input or an output. 12 S2B Source Terminal 2B. This pin can be an input or an output. 13 S1B Source Terminal 1B. This pin can be an input or an output. 14 VDD Most Positive Power Supply Potential. 15 GND Ground (0 V) Reference. 16 A1 Logic Control Input. Table 5. ADG438F Truth Table1 A2 A1 A0 EN On Switch X X X 0 None 0 0 0 1 1 0 0 1 1 2 0 1 0 1 3 0 1 1 1 4 1 0 0 1 5 1 0 1 1 6 1 1 0 1 7 1 1 1 1 8 1 X = don’t care. Table 6. ADG439F Truth Table1 A1 A0 EN On Switch Pair X X 0 None 0 0 1 1 0 1 1 2 1 0 1 3 1 1 1 4 1 X = don’t care. |
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