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REV.-A
Tahln A-1 7 HM7725fi FP.ROM Sianal !%tatus
. ---- . . . -. - . . . . . . -- - --
. . . . . . -. =..-.
—.--—-
Mode CE m
A9
VPP
Vcc
outputs
Read
L L
x
Vcc Vcc D out
Output Disable
L H
x
Vcc
Vcc
High Z
Standby
H x
x
Vcc
Vcc
High Z
High Performance Program
L H
x
Vpp
Vcc
D in
Program Verify
H
L
x
Vpp Vpp
D out
Optional Verify
L L
x
Vpp
Vpp D out
Program Inhibit
H H x
Vpp Vcc High Z
Identifier
L
L
vH
Vcc
V(X Code
NOTES: 1. X . . . Don’t care
2. VH = 12.OV
+ 0.5V
3.
VCC = –0.6 - +7V
4. Vpp = –0.6 - + 14V
,, ,
;.
4
.-
A-20