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WF512K64-70G4WM5 Datasheet(PDF) 4 Page - White Electronic Designs Corporation |
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WF512K64-70G4WM5 Datasheet(HTML) 4 Page - White Electronic Designs Corporation |
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4 / 10 page  4 White Electronic Designs Corporation • Phoenix, AZ • (602) 437-1520 AC CHARACTERISTICS WRITE/ERASE/PROGRAM OPERATIONS, WE CONTROLLED (VCC = 5.0V, TA = -55°C to +125°C) AC CHARACTERISTICS READ ONLY OPERATIONS (VCC = 5.0V, TA = -55°C to +125°C) Parameter Symbol -70 -90 -120 -150 Unit Min Max Min Max Min Max Min Max Read Cycle Time tAVAV tRC 70 90 120 150 ns Address Access Time tAVQV tACC 70 90 120 150 ns Chip Select Access Time tELQV tCE 70 90 120 150 ns Output Enable to Output Valid tGLQV tOE 35 35 50 55 ns Chip Select to Output High Z (1) tEHQZ tDF 20 20 30 35 ns Output Enable High to Output High Z (1) tGHQZ tDF 20 20 30 35 ns Output Hold from Address, CS or OE Change, tAXQX tOH 0000 ns whichever is First 1. Guaranteed by design, but not tested Parameter Symbol -70 -90 -120 -150 Unit Min Max Min Max Min Max Min Max Write Cycle Time tAVAV tWC 70 90 120 150 ns Chip Select Setup Time tELWL tCS 0000 ns Write Enable Pulse Width tWLWH tWP 45 45 50 50 ns Address Setup Time tAVWH tAS 0000 ns Data Setup Time tDVWH tDS 45 45 50 50 ns Data Hold Time tWHDX tDH 0000 ns Address Hold Time tWHAX tAH 45 45 50 50 ns Write Enable Pulse Width High tWHWL tWPH 20 20 20 20 ns Duration of Byte Programming Operation (1) tWHWH1 300 300 300 300 µs Sector Erase Time (2) tWHWH2 15 15 15 15 sec Read Recovery Time before Write tGHWL 0000 ns VCC Set-up Time tVCS 50 50 50 50 µs Chip Programming Time 11 11 11 11 sec Output Enable Setup Time tOES 0000 ns Output Enable Hold Time (4) tOEH 10 10 10 10 ns Chip Erase Time (3) 64 64 64 64 sec NOTES: 1. Typical value for tWHWH1 is 7µs. 2. Typical value for tWHWH1 is 1sec. 3. Typical value for Chip Erase Time is 8sec. 4. For Toggle and Data Polling. WF512K64-XG4WX5 |
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