SP524CF Exar Corporation, SP524CF Datasheet
SP524CF
Related parts for SP524CF
SP524CF Summary of contents
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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 ...
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SPECIFICATIONS Typical @ 25°C and nominal supply voltages unless otherwise noted. MIN. LOGIC INPUTS LOGIC OUTPUTS RS422 DRIVER TTL Input Levels Outputs Differential Output +2.0 Open Circuit Voltage,V ...
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SPECIFICATIONS Typical @ 25°C and nominal supply voltages unless otherwise noted. MIN. RS485 RECEIVER TTL Output Levels 2.4 OH Input Common Mode Range -7.0 High Input Current Low Input Current Receiver Sensitivity Input Impedance Max. Transmission Rate ...
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SPECIFICATIONS (Continued) Typical @ 25°C and nominal supply voltages unless otherwise noted. MIN. RS-423 DRIVER Power Off Current Transition Time Max. Transmission Rate Propagation Delay t PHL t PLH RS423 RECEIVER TTL Output Levels Input High ...
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ABSOLUTE MAXIMUM RATINGS These are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. Exposure to absolute maximum rating conditions ...
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Figure 1. Driver DC Test Load Circuit DIFF Figure 3. Driver/Receiver Timing Test Circuit +3V DRIVER INPUT 0V A DRIVER ...
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Figure 6. Driver Enable and Disable Times + V OD2 A – B – V OD2 V OH RECEIVER OUT PHL Figure 7. ...
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PINOUT (24-PIN SOIC & SSOP) R1OUT LATCH_EN ENR2 ENT2 ENR1 ENT1 DP1 DP0 T2IN T1IN T1OUTA T1OUTB PINOUT (44-PIN QFP) GND 1 VCC 2 R1INA 3 R1INB 4 R2INA 5 R2INB 6 R3INA 7 R3INB 8 R4INA 9 R4INB 10 ...
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FEATURES The SP522 and SP524 is a highly integrated serial transceiver that offers programmability between interface modes through software con- trol. The SP522 and SP524 offers the hardware interface modes for RS-232 (V.28), RS-422A (V.11), RS-423 (V.10), and RS-485. The ...
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Unused driver inputs can be left floating; pull– up resistors to +5V is internally connected on the inputs so that the output logic low ("0"). For differential drivers, the non-inverting output will logic high ...
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V DD 1N5819 10µF 10µ SP522 8 DP0 DECODER LOGIC 7 DP1 10 T1 T1IN 6 ENT1 9 T2 T2IN 4 ENT2 1 R1 R1OUT 5 ENR1 24 R2 R2OUT 3 ENR2 14 ...
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DRIVER DP0 1 R1INA (18) R1OUT (1) R2INA (20) R2OUT (24) R1INA (3) R1OUT (44) R2INA (5) R2OUT (43) R3INA (7) R3OUT (42) R4INA (9) R4OUT (41) LATCH_EN 1 Figure 10. Mode Diagram — RS232 Rev. 9/12/05 MODE: RS232 DP1 ...
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DRIVER DP0 1 R1INA (18) R1OUT (1) R2INA (20) R2OUT (24) R1INA (3) R1OUT (44) R2INA (5) R2OUT (43) R3INA (7) R3OUT (42) R4INA (9) R4OUT (41) LATCH_EN 1 Figure 11. Mode Diagram — RS423 Rev. 9/12/05 MODE: RS423 RECEIVER ...
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DRIVER DP0 0 R1INA (18) R1OUT (1) R1INB (17) R2INA (20) R2OUT (24) R2INB (19) LATCH_EN 1 Figure 12. Mode Diagram — RS422/RS485 for the SP522 Rev. 9/12/05 MODE: RS422/485 DP1 DP0 1 0 SP522 RECEIVERS DRIVERS LOOPBCK ENT 1 ...
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DRIVER DP0 0 R1INA (3) R1OUT (44) R1INB (4) R2INA (5) R2OUT (43) R2INB (6) R3INA (7) R3OUT (42) R3INB (8) R4INA (9) R4OUT (41) R4INB (10) LATCH_EN 1 Figure 13. Mode Diagram — RS422/RS485 for the SP524 Rev. 9/12/05 ...
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APPLICATIONS INFORMATION DCE-DTE Applications A serial port can be easily configured for DTE and DCE using multiple SP522 and/or SP524 parts. As shown on Figure 14, the transceivers are half-duplexed to provide convenient DCE- DTE capability. The driver outputs are ...
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Figure 14. DTE/DCE Application with the SP522 and SP524 Rev. 9/12/05 +5V +10V + + 10µF 10µ –10V 22 DP1 SP522 10µF DP0 + 2 LATCH_EN ...
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VCC + supply pins 10µF V C1+ C1- C2+ C2 SP504CF Drivers TxD 14 DTR 13 RTS 16 TxC 15 ST ...
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DIMENSIONS (Inches) Minimum/Maximum 24–PIN (mm) A 0.093/0.104 (2.352/2.649) A1 0.004/0.012 (0.102/0.300) B 0.013/0.020 (0.330/0.508) D 0.599/0.614 (15.20/15.59) E 0.291/0.299 (7.402/7.600) e 0.050 BSC (1.270 BSC) H 0.394/0.419 (10.00/10.64) L 0.016/0.050 (0.406/1.270) Ø 0°/8° (0°/8°) ...
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DIMENSIONS (Inches) Minimum/Maximum 24–PIN (mm) A 0.068/0.078 (1.73/1.99) A1 0.002/0.008 (0.05/0.21) B 0.010/0.015 (0.25/0.38) D 0.317/0.328 (8.07/8.33) E 0.205/0.212 (5.20/5.38) e 0.0256 BSC (0.65 BSC) H 0.301/0.311 (7.65/7.90) L 0.022/0.037 (0.55/0.95) Ø 0°/8° (0°/8°) ...
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PACKAGE: 44 Pin MQFP -A- - DIMENSIONS 44–PIN MQFP Minimum/Maximum JEDEC MS-022 (mm) (AB) Variation SYMBOL MIN A A1 0.00 A2 1.80 b 0.29 D 13.20 BSC D1 10.00 ...
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PACKAGE: 44 Pin LQFP Pin - DIMENSIONS 44–PIN LQFP Minimum/Maximum JEDEC MS-026 (mm) (BCB) Variation MIN NOM SYMBOL A 0.05 A1 1.35 1.40 A2 0.30 0.37 b 12.00 BSC ...
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... Model SP522CT ........................................................................... 0°C to +70°C .............................................................................................. 24-pin SOIC SP522CA .......................................................................... 0°C to +70°C ............................................................................................. 24-pin SSOP SP524CF ........................................................................... 0°C to +70°C ............................................................................................ 44-pin MQFP SP524CM .......................................................................... 0°C to +70°C ............................................................................................. 44-pin LQFP Please consult the factory for pricing and availability on a Tape-On-Reel option. The SP522 is obsolete. Suggested upgrade is SP322. ...