SP320 Exar Corporation, SP320 Datasheet
SP320
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SP320 Summary of contents
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... MQFP Surface Mount Packaging Pin Compatible with SP319 DESCRIPTION The SP320 is a complete V.35 interface transceiver offering 3 drivers and 3 receivers of V.35, and 4 drivers and 4 receivers of RS-232 (V.28). A Sipex patented charge pump allows +5V only low power operation. RS-232 drivers and receivers are specified to operate at 120kbps, all V.35 drivers and receivers operate up to 5Mbps ...
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... OL V 2.4 OH Receiver Inputs Differential Input Threshold -0.3 Input Impedance Short Circuit Impedance 135 AC Characteristics Maximum Transmission Rate Propagation Delay t PHL t PLH Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines +0.5V) CC +0.5V) CC +0.5V) CC +0.5V) CC TYP. MAX. UNITS 0.8 Volts Volts ±0.55 ±0.66 Volts 50 100 ...
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... Input Impedance AC Characteristics Maximum Transmission Rate Propagation Delay t PHL t PLH POWER REQUIREMENTS No Load V Supply Current CC Full Load V Supply Current CC Shutdown Current Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines TYP. MAX. UNITS 0.8 Volts Volts +15.0 Volts -5.0 Volts +15 Volts +100 mA Ohms 30 V/µ ...
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... Input impedance in the range of 100Ω ±10Ω. 2. Resistance to ground of 150Ω ±15Ω, measured from short-circuited terminals. Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines All of the V.35 receivers can operate at data rates as high as 5Mbps. The sensitivity of the V.35 receiver inputs is ±300mV. ...
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... C1, which is applied to the negative side of capacitor C2. Since C2 +5V, the voltage potential across C2 is +10V. Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines Phase 4 -Vdd transfer- The fourth phase of the clock connects the negative terminal ground and transfers the generated +10V across C2 to C4, the Vdd storage capacitor ...
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... V CC1 1µF 1µF 1µF RS-232 Figure 6. A Competitor’s Typical V.35 Solution Using Six Components. Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines Storage Capacitor – V Storage Capacitor SS –5V Figure 3. Charge Pump Phase ...
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... R1 OUT 80 R3 OUT 19 R4 OUT 21 29, 34, 43, 60, 64, 72 34-PIN DTE INTERFACE CONNECTOR Figure 7. Typical DTE-DCE V.35 Connection with the SP320 Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines TxD (103 TxC (113 TxCC (114) Y ...
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... RTS R1OUT 80 108 R2IN 68 R2OUT 78 DTR 140 R3IN 35 RLPBK R3OUT 19 141 R4IN 39 LLPBK R4OUT 21 RCA3 76 SPARE RCOUT3 79 SPARE RTEN 7 RCB3 77 SPARE Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines ...
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... CTS R1OUT 80 107 R2IN 68 DSR R2OUT 78 109 R3IN 35 DCD R3OUT 19 125 R4IN 39 RI R4OUT 21 115(A) RCA3 76 RXC RCOUT3 79 RTEN 7 115(B) RCB3 77 Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines ...
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... T3IN R3OUT 19 RCOUT2 20 Typical application circuit 0.1µF 0.1µF +5V RCA1 70 RCOUT 1 RCOUT2 20 R1OUT 80 R2OUT 78 R3OUT 19 R4OUT 21 RCA3 76 RCOUT3 79 RCB3 77 Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines SP320 +5V 25, 33, 41, 62 C1+ VCC + 27 VDD 30 C1- SP320 28 32 0.1µF C2+ + VSS ...
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... Minimum/Maximum (BEC) Variation (mm) SYMBOL MIN A A1 0.00 A2 1. Rev:B Mar 23-07 SP320 Complete +5V-Only V.35 Interface with RS-232 (V.28) Control Lines 0°–7° Seating Plane A1 80–PIN MQFP JEDEC MS-22 NOM MAX SYMBL MIN NOM MAX 2.45 0.25 2.00 2.20 0.40 17.20 BSC 14.00 BSC 12 ...
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... Part Number MSL Level SP320ACF L3 @ 225ºC SP320ACF 250ºC SP320CF L3 @ 225ºC For further assistance: Email: WWW Support page: Sipex Application Notes: Solved by Sipex Corporation Headquarters and TM Sales Office 233 South Hillview Drive Milpitas, CA 95035 tel: (408) 934-7500 fax: (408) 935-7600 Sipex Corporation reserves the right to make changes to any products described herein ...