11.07.2015 Views

memory products - Al Kossow's Bitsavers

memory products - Al Kossow's Bitsavers

memory products - Al Kossow's Bitsavers

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

ST27256PPROGRAMMING. WAVEFORMSVIHADDRESSE SVIL~IHDATA.YIL12.5 VVppSY6VYeeSYVIHCEVILVIHOEVIL'J.'AS'OSItvps/lyesPROGRAMDATA IN STABLE\IADDRESS STABLE---~IHIGH Z~tOE~~ -=-..'OPW"\ ~PROGRAM VERIFY"..--(+DATA OUT VALID\,-' AH 'o...-...{/- ---' t DFPr=I}-5-9823/1Notes:1. The input timing reference level is O.SV for a VIL and 2V for a VIH.2. tOE and tDFP are characteristics of the device but must be accommodated by the programmer.3. When programming the ST27256P a O.I~F capacHor is required across VPP and GROUND to suppress spurious vonage transients whichcan damage the device.8/10172

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!