574
CHAPTER 27
µ
PD78P078, 78P078Y
Start
Address = G
V
DD
= 6.5 V, V
PP
= 12.5 V
X = 0
Latch
Address = A 1
Latch
Address = A 1
Latch
Address = A 1
Latch
X = X + 1
0.1 ms program pulse
Verify 4 bytes
Pass
Address = N?
No
Pass
V
DD
= 4.5 to 5.5 V, V
PP
= V
DD
All bytes verified?
End of write
Address = A 1
No
Yes
X = 10 ?
Fail
Fail
Yes
All Pass
Defective product
G = Start address
N = Last address of program
27.3.2 PROM write procedure
Figure 27-3. Page Program Mode Flowchart
Summary of Contents for PD78076
Page 2: ...2 MEMO ...
Page 12: ...12 MEMO ...
Page 48: ...48 MEMO ...
Page 64: ...64 MEMO ...
Page 82: ...82 MEMO ...
Page 100: ...100 MEMO ...
Page 130: ...130 MEMO ...
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