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WSF512K16-120H2I Datasheet(PDF) 6 Page - White Electronic Designs Corporation |
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WSF512K16-120H2I Datasheet(HTML) 6 Page - White Electronic Designs Corporation |
6 / 15 page 6 White Electronic Designs Corporation • (602) 437-1520 • www.wedc.com White Electronic Designs WSF512K16-XXX May 2006 Rev. 6 White Electronic Designs Corp. reserves the right to change products or specifications without notice. FLASH AC CHARACTERISTICS – WRITE/ERASE/PROGRAM OPERATIONS, FWE# CONTROLLED VCC = 5.0V, -55°C ≤ TA ≤ +125°C Parameter Symbol -90 -120 Unit Min Max Min Max Write Cycle Time tAVAV tWC 90 120 ns Chip Select Setup Time tELWL tCS 00 ns Write Enable Pulse Width tWLWH tWP 45 50 ns Address Setup Time tAVWL tAS 00 ns Data Setup Time tDVWH tDS 45 50 ns Data Hold Time tWHDX tDH 00 ns Address Hold Time tWLAX tAH 45 50 ns Write Enable Pulse Width High tWHWL tWPH 20 20 ns Duration of Byte Programming Operation (1) tWHWH1 300 300 µs Sector Erase Time (2) tWHWH2 15 15 sec Read Recovery Time Before Write tGHWL 00 µs VCC Set-up Time tVCS 50 50 µs Chip Programming Time 11 11 sec Chip Select Hold Time tOEH 10 10 ns Chip Erase Time (3) 64 64 sec NOTES: 1. Typical value for tWHWH1 is 7ns. 2. Typical value for tWHWH2 is 1sec. 3. Typical value for Chip Erase Time is 8sec. FLASH AC CHARACTERISTICS – READ ONLY OPERATIONS VCC = 5.0V, -55°C ≤ TA ≤ +125°C Parameter Symbol -90 -120 Unit Min Max Min Max Read Cycle Time tAVAV tRC 90 120 ns Address Access Time tAVQV tACC 90 120 ns Chip Select Access Time tELQV tCE 90 120 ns OE# to Output Valid tGLQV tOE 35 50 ns Chip Select to Output High Z (1) tEHQZ tDF 20 30 ns OE# High to Output High Z (1) tGHQZ tDF 20 30 ns Output Hold from Address, CS# or OE# Change, whichever is first tAXQX tOH 00 ns 1. Guaranteed by design, not tested. |
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