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IA82050-PDW28C-01 Datasheet(PDF) 7 Page - InnovASIC, Inc |
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IA82050-PDW28C-01 Datasheet(HTML) 7 Page - InnovASIC, Inc |
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7 / 11 page  IA82050 Data Sheet ASYNCHRONOUS SERIAL CONTROLLER As of Production Ver. 01 Copyright © 2001 ENG211010326-00 www.innovasic.com innovASIC Customer Support: The End of Obsolescence ™ Page 7 of 11 1-888-824-4184 AC Characteristics Parameter Min Max Notes CLK period 54 ns 250 ns Divide by Two CLK period 54 ns 108 ns No Divide by CLK Low Time 25 ns CLK High Time 25 ns CLK Rise Time 10 ns Divide by Two Measured between 0.3 * VDD and 0.7 * VDD CLK Fall Time 10 ns Divide by Two Measured between 0.3 * VDD and 0.7 * VDD CLK Rise Time 15 ns No Divide by CLK Fall Time 15 ns No Divide by Crystal Frequency 1 Mhz 20 Mhz Reset Width 8 * Clock Period RTS/DTR Low Setup to Reset inactive 6 * Clock Period RTS/DTR Low Hold after Reset inactive Clock Period – 20 ns RDn Active Width 2* clock period + 65 ns Address/CSn Setup Time to RDn Active 7 ns Address/CSn Hold after RDn Inactive 0 ns RDn or WRn Inactive to Active Delay Clock Period + 15 ns Data Out Float Delay after RDn Inactive 40 ns WRn Active Width 2 * Clock Period + 15 ns Address CSn Setup Time to WRn Active 7 ns Address and CSn hold Time after WRn 0 ns Data in Setup Time to WRn Inactive 90 ns Data In Hold Time after WRn Inactive 12 ns SCLK Period 216 ns 16x Clocking Mode SCLK Period 3500 ns 1x Clocking Mode RXD Setup Time to SCLK High 250 ns RXD Hold Time after SCLK High 250 ns TXD Valid after SCLK Low 170 ns TXD Delay after RXD 170 ns Remote Loopback |
Similar Part No. - IA82050-PDW28C-01 |
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