DS36954M National Semiconductor, DS36954M Datasheet
DS36954M
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DS36954M Summary of contents
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... Five devices can implement a complete SCSI initiator or tar- get interface. Three transceivers in a package are pinned out Connection Diagrams Order Number DS36954V See NS Package Number V20A DS011014-19 Order Number DS36954M See NS Package Number M20B TRI-STATE ® registered trademark of National Semiconductor Corporation. © 1999 National Semiconductor Corporation DS011014 for data bus connections ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage Control Input Voltage Driver Input Voltage Driver Output Voltage/ Receiver Input Voltage Receiver Output Voltage @ Continuous Power Dissipation +25˚C ...
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Electrical Characteristics Over Supply Voltage and Operating Temperature ranges, unless otherwise specified Symbol Parameter DRIVER AND RECEIVER CHARACTERISTICS V Enable Input Clamp Voltage CL I Line Input Current IN (Note 8) I Line Input Current ING (Note 8) I Enable ...
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Switching Characteristics Note 5: In EIA Standards EIA-422 and EIA-485, V Note 6: Threshold parameter limits specified as an algebraic value rather than by magnitude Note 7: Hysteresis defined as V − HST TH TL Note ...
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Parameter Measurement Information for for FIGURE 6. Driver Enable and Disable Timing (t FIGURE 7. Receiver Differential Propagation Delay Timing (Continued) DS011014 PZL PLZ DS011014-11 5 ...
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Parameter Measurement Information S1 1.5V S2 Open S3 Closed S1 1.5V S2 Closed C3 Closed FIGURE 8. Receiver Enable and Disable Timing and T are propagation delay measurements to the 20% and 80% levels. ra ...
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Parameter Measurement Information Note 16: On transceivers 1–3 the driver is loaded with receiver input conditions when DE/RE is high. Do not exceed the package power dissipation limit when testing. (Continued) 7 www.national.com ...
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... Physical Dimensions inches (millimeters) unless otherwise noted Order Number DS36954M NS Package Number M20B Order Number DS36954V NS Package Number V20A 9 www.national.com ...
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... National Semiconductor Asia Pacific Customer Fax: +49 (0) 1 80-530 85 86 Response Group Email: europe.support@nsc.com Tel: 65-2544466 Fax: 65-2504466 Tel: +49 (0) 1 80-532 78 32 Email: sea.support@nsc.com Tel: +49 (0) 1 80-534 16 80 National Semiconductor Japan Ltd. Tel: 81-3-5639-7560 Fax: 81-3-5639-7507 ...