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ADM560JRZ Datasheet(PDF) 5 Page - Analog Devices |
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ADM560JRZ Datasheet(HTML) 5 Page - Analog Devices |
5 / 12 page ADM560/ADM561 Rev. B | Page 5 of 12 PIN CONFIGURATION AND FUNCTION DESCRIPTIONS T3OUT 1 T1OUT 2 T2OUT 3 R2IN 4 T4OUT 28 R3IN 27 R3OUT 26 SHDN 25 R2OUT 5 T2IN 6 T1IN 7 EN 24 R4IN 23 R4OUT 22 R1OUT 8 T4IN 21 R1IN 9 T3IN 20 GND 10 R5OUT 19 VCC 11 R5IN 18 C1+ 12 V– 17 V+ 13 C2– 16 C1– 14 C2+ 15 ADM560 TOP VIEW (Not to Scale) T3OUT 1 T1OUT 2 T2OUT 3 R2IN 4 T4OUT 28 R3IN 27 R3OUT 26 SHDN 25 R2OUT 5 T2IN 6 T1IN 7 EN 24 R4IN 23 R4OUT 22 R1OUT 8 T4IN 21 R1IN 9 T3IN 20 GND 10 R5OUT 19 VCC 11 R5IN 18 C1+ 12 V– 17 V+ 13 C2– 16 C1– 14 C2+ 15 ADM561 TOP VIEW (Not to Scale) Figure 2.ADM560 Pin Configuration Figure 3. ADM561 Pin Configuration Table 3. Pin Function Descriptions Pin No. Mnemonic Description 2, 3, 1, 28 T1OUT to T4OUT Transmitter (Driver) Outputs. Typically ±6 V. 9, 4, 27, 23, 18 R1IN to R5IN Receiver Inputs. These inputs accept RS-232 signal levels. An internal 5 kΩ pull-down resistor to GND is connected on each of these inputs. 8, 5, 26, 22, 19 R1OUT to R5OUT Receiver Outputs. These are 3 V logic levels. 7, 6, 20, 21 T1IN to T4IN Transmitter (Driver) Inputs. These inputs accept 3 V or 5 V logic levels. An internal 400 kΩ pull-up resistor to VCC is connected on each input. 10 GND Ground Pin. Must be connected to 0 V. 11 VCC Power Supply Input 3.3 V ± 10%. 12, 14 C1+, C1− External Capacitor 1 is connected between these pins. 13 V+ Internally Generated Positive Supply. +6.6 V nominal. 15, 16 C2+, C2− External Capacitor 2 is connected between these pins. 17 V− Internally Generated Negative Supply. −6.6 V nominal. 24 EN/EN Receiver Enable. EN, active high on ADM560. EN, active low on ADM561. Refer to Table 4. 25 SHDN/SHDN Shutdown Control. SHDN, active low on ADM560. SHDN, active high on ADM561. Refer to Table 4. Table 4. ADM560/ADM561 Enable and Shutdown Control ADM560 ADM561 SHDN = 1 SHDN = 0 EN = 1; receivers active EN = 0; receivers active Normal Operation EN = 0; receivers inactive EN = 1; receivers inactive SHDN = 0 SHDN = 1 EN = 1; Receiver R1 to Receiver R3 inactive EN = 0; receivers inactive EN = 1; Receiver R4 and Receiver R5 active EN = 1; receivers inactive Shutdown Mode EN = 0; Receiver R1 to Receiver R5 inactive |
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