z86e31 ZiLOG Semiconductor, z86e31 Datasheet - Page 49

• Manufacturer Part Number: z86e31
• Description: Z8 4k Otp Microcontroller
• Manufacturer: ZiLOG Semiconductor

Zilog
EPROM READ1
EPROM READ2
PROGRAM
PROGRAM
VERIFY
OPTION BIT PGM
OPTION BIT READ
Notes:
V
V
VIL= As per specific Z8 DC specification
X=Not used, but must be set to V
NU = Not used, but must be set to either V
I
I
*V
† Zilog recommends an EPROM read at V
DS97Z8X0502
PP
CC
H
IH
CC
Programming
= 13.0 V
during programming = 40 mA maximum.
during programming, verify, or read = 40 mA maximum.
= As per specific Z8 DC specification
Parameters
ensure proper device operations during the V
but V
has a tolerance of 0.25V.
Modes
10
11
12
13
14
15
16
1
2
3
4
5
6
7
8
9
CC
= 5.0 V is acceptable.
0.1 V
Address Setup Time
Data Setup Time
V
V
Chip Enable Setup Time
Program Pulse Width
Data Hold Time
OE Setup Time
Data Access Time
Data Output Float Time
Overprogram Pulse
Width/Option Program
Pulse Width
EPM Setup Time
PGM Setup Time
Address to OE Setup Time
OE Width
Address to OE Low
PP
CC
V
V
V
V
X
X
X
PP
PP
PP
PP
Setup
Setup Time
H
, V
Name
IH
, or V
EPM
V
V
V
V
V
V
CC
IH
Table 15. EPROM Programming Timing
Table 14. EPROM Programming Table
H
H
H
H
H
H
IL
or V
= 4.5 V and 5.5 V to
level.
IL
CC
level.
after programming,
P R E L I M I N A R Y
CE
V
V
V
V
V
V
IL
IL
IL
IL
IL
IL
0.95
2.85
Min
200
250
125
2
2
2
2
2
2
2
2
2
2
OE
V
V
V
V
V
V
IH
IH
IL
IL
IL
IL
PGM
V
V
V
V
V
V
IH
IH
IH
IH
IL
IL
Max
1.05
ADDR
ADDR
ADDR
ADDR
ADDR
100
63
63
Z8 4K OTP Microcontroller
DATA
OUT
Out
Out
Out
IN
In
Z86E30/E31/E40
Units
ms
ms
ns
ns
ns
ns
4.5V†
5.5V†
V
s
s
s
s
s
s
s
s
s
s
6.4V
6.0V
6.4V
6.0V
CC
*
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