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LTC1321IS Datasheet(PDF) 10 Page - Linear Technology |
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LTC1321IS Datasheet(HTML) 10 Page - Linear Technology |
10 / 20 page 10 LTC1321/LTC1322/LTC1335 LTC1321 Interface Configuration With Loopback LTC1322/LTC1335 Interface Configuration Without Loopback RA1 PORT 1 = EIA562 MODE PORT 2 = EIA562 MODE A2 B2 23 DY2 17 14 RB2 PORT 1 = RS485 MODE PORT 2 = RS485 MODE DY1 5 6 VCC ON DE1 B1 A1 Z1 Y1 PORT 1 = RS485 MODE PORT 2 = EIA562 MODE DZ2 Y2 Z2 **SEL1 SEL2 24 3 4 2 7 8 9 10 11 22 21 20 LB 18 19 16 GND VEE 12 12 13 RA2 15 PORT 1 = EIA562 MODE PORT 2 = RS485 MODE 1 *VDD/OE * RB1 RB1 RA1 VCC DZ1 DY1 ON Z1 A1 B1 DY2 DZ2 Z2 Y2 A2 SEL1 SEL2 23 24 1 4 2 3 6 7 8 9 21 22 19 LB 18 17 GND VEE 10 B2 11 15 14 13 RA2 RB2 16 Y1 5 20 *VDD/OE * 12 RB1 RA1 VCC DZ1 DY1 ON Z1 A1 B1 DY2 DE2 Z2 Y2 A2 SEL1 **SEL2 23 24 1 4 2 3 6 7 8 9 21 22 19 LB 18 17 GND VEE 10 B2 11 15 14 13 RA2 RB2 16 Y1 5 20 *VDD/OE * 12 1322/35 BD01 RA1 VCC DE1 DY1 ON Z1 A1 B1 DY2 DE2 Z2 Y2 A2 **SEL2 23 24 1 4 2 3 6 7 8 9 21 22 19 LB 18 17 GND VEE 10 B2 11 15 14 13 RA2 RB2 16 Y1 5 20 *VDD/OE * **SEL1 RB1 FOR LTC1322 ONLY, PIN 1 IS VDD, AND OE IS ALWAYS ENABLED. FOR LTC1335, PIN 1 IS OE, AND VDD IS CONNECTED TO VCC. SEL1/SEL2 = VCC. * ** 1321 BD02 RA1 VCC VDD DY1 ON Y1 PORT 1 = EIA562 MODE PORT 2 = EIA562 MODE DY2 Y2 SEL1 SEL2 24 22 1 5 6 7 8 20 19 LB 18 17 GND VEE 12 13 RA2 15 PORT 1 = RS485 MODE PORT 2 = RS485 MODE DY1 6 RA1 VCC VDD DE1 ON Z1 Y1 PORT 1 = RS485 MODE PORT 2 = EIA562 MODE DY2 Y2 *SEL1 *SEL1/SEL2 = VCC SEL2 24 22 1 5 4 7 8 21 20 LB 18 19 17 GND VEE 12 13 RA2 15 RA1 VCC VDD DY1 ON DE2 Y1 PORT 1 = EIA562 MODE PORT 2 = RS485 MODE DY2 SEL1 24 22 1 5 6 7 8 9 20 19 LB 18 17 16 12 13 15 Y2 Z2 *SEL2 GND VEE RA2 DE2 DY2 7 8 9 17 16 12 13 15 Y2 Z2 *SEL2 GND VEE RA2 DY1 6 RA1 VCC VDD DE1 Z1 Y1 *SEL1 24 22 1 5 4 21 20 LB 19 ON 18 BLOCK DIAGRA SM |
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Similar Description - LTC1321IS |
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