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
Содержание PD78076
Страница 2: ...2 MEMO ...
Страница 12: ...12 MEMO ...
Страница 48: ...48 MEMO ...
Страница 64: ...64 MEMO ...
Страница 82: ...82 MEMO ...
Страница 100: ...100 MEMO ...
Страница 130: ...130 MEMO ...
Страница 180: ...180 MEMO ...
Страница 222: ...222 MEMO ...
Страница 248: ...248 MEMO ...
Страница 288: ...288 MEMO ...
Страница 308: ...308 MEMO ...
Страница 364: ...364 MEMO ...
Страница 494: ...494 MEMO ...
Страница 526: ...526 MEMO ...
Страница 544: ...544 MEMO ...
Страница 558: ...558 MEMO ...
Страница 580: ...580 MEMO ...
Страница 596: ...596 MEMO ...
Страница 598: ...598 MEMO ...
Страница 626: ...626 MEMO ...