SP306 Sipex, SP306 Datasheet
SP306
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SP306 Summary of contents
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... The SP306 is a single chip device that offers both RS-422 and RS-423–type serial interfaces. The device can be programmed to provide two full–duplex channels of either RS-422 or RS-423 via two mode control pins. The SP306 also features a loopback function that can be activated in any operating mode. The SP306 is available in a 28–pin SOIC package for operation over the commercial temperature range ...
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SPECIFICATIONS ( and nominal supply voltages unless otherwise noted) MIN A MAX PARAMETER MIN. RS-423 DRIVER TTL Input Level 2.0 IH High Level Output +3.0 Low Level Output –3.0 Short Circuit Current Transition Time Maximum ...
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... Pin 27 — N.C. — No Connection. Pin 28 — FEATURES… The SP306 is a single chip device that offers both RS-422 and RS-423 serial interfaces. The device can be programmed via two control mode pins (7 and 8). In either operating mode, the SP306 provides two full–duplex channels. A loopback function is also provided for chip self– ...
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... RS-423 transceiver circuitry at speeds up to 3kbps. APPLICATION INFORMATION Control Logic Configuration Software control of the SP306 is via two select pins (7 and 8) and a loopback control pin (22). SELECT A and SELECT B allow the user to program the SP306 for four different interface modes. Loopback mode can be selected in any of these interface modes ...
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... RS-422 RECEIVER SUPPLY OUT R B OUT SP306 RS-422 DRIVER * Tri–state output SUPPLY +5V +12V –12V SELECT A SELECT B LOOPBACK R A OUT OUT GND SP306 RS-422 DRIVER * Tri–state output 93 ...
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... Tri–state output Figure 4. Control Input Configuration — SELECT SELECT ORDERING INFORMATION Model Two full–duplex channels RS-422/RS-423 SP306CT ................................................ +70 C ............................................................... 28–pin SOIC SP306MF .......................................... – +125 C ........................................... 28–pin Ceramic Flatpack 94 SUPPLY SUPPLY +5V +12V –12V +5V +12V –12V ...