Z86E09SL1995 View Datasheet(PDF) - Zilog
Part Name
Description
MFG CO.
'Z86E09SL1995' PDF : 38 Pages View PDF
Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP Microcontrollers
19
9. If the address location is not programmed after the 25th try, then the device is
failed.
10. If the address location shows that it is programmed, then the address location
is then overprogrammed with three times the total accumulated program time.
Figure 12. OPTION BIT PROGRAM AND VERIFY Functional Timing
5V
VCC 0V
VIH
CLEAR
VIL
VIH
EPM
VIL
(CE) VIH
VIL
VPP VIH
VIL
CLOCK VIH
VIL
OE VIH
VIL
PGM VIH
VIL
3 x N x 1ms
Data
(Port 2)
Data In
Data
Out
Data In
Data Out
Table 12. OPTION BIT PROGRAM AND VERIFY Mode Conditions
EPROM Signal
D0–D3
D4–D7
GND
VCC
CE
NC
18-Pin DIP/SOIC
Pins 15, 16, 17, 18
Pins 1, 2, 3, 4
Pin 14
Pin 5
Pin 7
Pin 6
20-Pin SSOP
Pins 17, 18, 19, 20
Pins 1, 2, 3, 4
Pins 15, 16
Pins 5, 6
Pin 8
Pin 7
Forced State
See Figure 12
See Figure 12
GND
5V
VIL
No Connection
PS009201-0301
Programming Specification
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