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SP507RB Datasheet(PDF) 7 Page - Sipex Corporation |
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SP507RB Datasheet(HTML) 7 Page - Sipex Corporation |
7 / 30 page 7 SP505/6/7APN/03 SP505, SP506, SP507 Application Note © Copyright 2000 Sipex Corporation Figure 5. SP507 DTE/DCE Programmable Configuration (Similar configuration to competitor's 3-chip solution.) 10 µF10µF 10 µF 27 26 30 28 31 32 1N5819, MBRS140T3, or equiv. VCC VDD C1- C2- VSS C1+ C2+ 10 µF 61 59 SP507CF Drivers TxD 14 58 56 DTR 13 54 52 RTS 16 63 65 TxC 15 42 44 DCE_ST 22 47 45 RL 17 51 49 LL 24 70 71 RxD 1 37 38 RxC 20 66 67 CTS 80 68 69 DSR 78 35 36 DCD 19 39 40 TM 21 76 77 DTE_ST 79 Receivers 10 µF M0 M1 M2 10 11 12 STEN RREN RTEN Various VCC pins (Refer to SP507 Datasheet) Various GND pins (Refer to SP507 Datasheet) TMEN SCTEN LLEN RLEN TTEN 2 3 7 4 5 18 6 23 +5V LATCH 8 GND +5V +5V DB-25 Connector Pins & Signals [DTE/DCE] 2 TXD(a)/RXD(a) 14 TXD(a)/RXD(b) 20 DTR(a)/DSR(a) 23 DTR(b)/DSR(b) 19 RTS(b)/CTS(b) 4 RTS(a)/CTS(b) 11 TXCE(b)/TXC(b) 18 *LL/TM 15 *TXC(a)/RXC(a) 12 *TXC(b)/RXC(b) 24 TXCE(a)/TXC(a) 3 RXD(a)/TXD(a) 16 RXD(b)/TXD(b) 13 CTS(b)/RTS(b) 6 DSR(a)/DTR(a) 22 DSR(b)/DTR(b) 9 RXC(b)/TXCE(b) 5 CTS(a)/RTS(a) 17 RXC(a)/TXCE(a) 8 *DCD(a)/DCD(a) 10 *DCD(b)/DCD(b) 7 SIGNAL GND #103_DTE/#104_DCE #108_DTE/#107_DCE #105_DTE/#106_DCE #114_DTE/#114_DCE #141_DTE/#141_DCE #104_DTE/#103_DCE #115_DTE/#113_DCE #106_DTE/#105_DCE #107_DTE/#108_DCE #113_DTE/#115_DCE DCE/DTE Control #109_DTE/#109_DCE * - Driver applies for DCE mode only on pins 15 and 12 for signal TxC. Receiver applies for DTE mode only on pins 15 and 12. Driver applies for DCE mode only on pins 8 and 10 for signal DCD. Receiver applies for DTE mode only on pins 15 and 12. Receiver applies for DCE mode only on pin 18 for signal LL. Driver applies for DTE mode only on pin 18. I/O Lines represented by double arrowhead signifies a bi-directional bus. Input Line Output Line M0 M1 M2 Mode Selection M2 M1 M0 Physical Layer 0 0 0 V.11 (RS-422) 0 0 1 EIA-530A 0 1 0 EIA-530 0 1 1 X.21 1 0 0 V.35 1 0 1 RS-449 (V.36) 1 1 0 RS-232 1 1 1 SHUTDOWN Mode Enable TERM_OFF 1 SHIELD GND |
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