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74F657 (DIP) ÃÖ¼ÒÁÖ¹®¼ö·® : 20°³ |
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Octal transceiver with 8-bit parity generator/checker 74F657
FEATURES • Combines 74F245 and 74F280A functions in one package • High impedance base input for reduced loading (70mA in high and low states) • Ideal in applications where high output drive and light bus loading are required (IIL is 70mA vs FAST std of 600mA) • 3–state buffer outputs sink 64mA and source 15mA • Input diodes for termination effects • 24–pin plastic slim DIP (300mil) package • Industrial temperature range available (–40¡ÆC to +85¡ÆC)
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