SMJ27C512 Datasheet, PDF (4/11 Pages) Austin Semiconductor – UV Erasable Programmable Read-Only Memory

Austin Semiconductor, Inc.
UVEPROM
SMJ27C512
FIGURE 1. SNAP! PULSE PROGRAMMING FLOW CHART
START
Address = First Location
V_CC = 6.5V ± 0.25V, G\ /V_PP = 13V ± 0.25V
Program One Pulse = t_W = 100µs
Increment Address
Program
Mode
Last
Address?
No
Increment
Address
Yes
Address = First Location
X=0
Program One Pulse = t_W = 100µs
No
Verify
Word
Fail
X = X+1
X = 10?
Pass
Last
No
Address?
Interactive
Mode
Yes
V_CC = 5V ± 0.5V, G\ /V_PP = V_IL
Yes
Device Failed
SMJ27512
Rev. 1.0 9/01
Compare
All Bytes
Fail
to Original
Data
Pass
Device Passed
4
Final
Verification
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