UPD485505中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Features

? 5,048 words by 8 bits

? Asynchronous read/write operations available

? Variable length delay bits; 21 to 5,048 bits (Cycle time: 25 ns)

15 to 5,048 bits (Cycle time: 35 ns)

? Power supply voltage VCC = 5.0 V ± 0.5 V

? Suitable for sampling one line of A3 size paper (16 dots/mm)

? All input/output TTL compatible

? 3-state output

? Full static operation; data hold time = infinity