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SP522 Datasheet(PDF) 1 Page - Sipex Corporation |
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SP522 Datasheet(HTML) 1 Page - Sipex Corporation |
1 / 22 page 1 Rev. 7/10/03 SP522 Multi–Mode Serial Transceivers © Copyright 2003 Sipex Corporation The SP522/524 is a monolithic device that supports three serial interface standards for Wide Area Network Connectivity. The SP522/524 is ideally suited for multi-protocol designs that are cost and space sensitive. The SP522/524 is fabricated using a low power BiCMOS process technology. Two (2) drivers and two (2) receivers for the SP522 can be configured via software for any of the above interface modes at any time. The SP524 offers two (2) additional drivers and two (2) additional receivers. ■ SP522 — 2 Drivers and 2 Receivers ■ SP524 — 4 Drivers and 4 Receivers ■ Driver and Receiver Tri-State Control ■ Low-Cost WAN Solution ■ Loopback Function for Diagnostics ■ Software Selectable Interface Modes: -RS-232 (V.28), RS-423 (V.10) -RS-422 (V.11, X.21), RS-485 DESCRIPTION SP522/SP524 Low-Cost Programmable Multi-Protocol Transceivers ® T1IN 24 T1 T1OUTA 22 17 T2IN 25 T2 18 R1INA 44 R1OUT 43 R2OUT T1OUTB T2OUTA T2OUTB R1INB R2INA R2INB VDD VDD 10µF 28 VSS 10µF +5V VCC 10µF 14 ENT1 ENT2 ENR1 ENR2 SP524 DP0 DP1 LATCH_EN LOOPBCK DECODER LOGIC 40 36 35 39 20 3 4 5 6 31 32 30 23 T3IN 26 T3 T3OUTA 16 11 T4IN 27 T4 13 R3INA 42 R3OUT 41 R4OUT T3OUTB T4OUTA T4OUTB R3INB R4INA R4INB ENT3 ENT4 ENR3 ENR4 38 34 33 37 15 7 8 9 10 GND 12 121 2 19 VSS 29 + VCC VCC GND GND R2 R1 R3 R4 IN5819 T1IN 10 T1 T1OUTA 11 16 GND 14 T2IN 9 T2 15 R1INA 1 R1OUT 24 R2OUT T1OUTB T2OUTA T2OUTB R1INB R2INA R2INB VDD VDD 10µF 21 VSS VSS 10µF 22 +5V VCC 10µF 13 + ENT1 ENT2 ENR1 ENR2 SP522 DP0 DP1 LATCH_EN LOOPBCK DECODER LOGIC 5 6 4 3 12 18 17 20 19 8 7 2 23 R1 R2 1N5819 |
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