Z86E09 Datasheet, PDF (16/38 Pages) Zilog, Inc. – Z8 CMOS OTP Microcontrollers

Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP Microcontrollers
11
Figure 8. EPROM ARRAY READ/WRITE Mode Entry Functional Timing
5V
V_CC
0V
CLEAR ^VIH
V _IL
EPM
V_IH
V _IL
CE
V_IH
V _IL
V_PP
V_IH
V _IL
CLOCK
V_IH
V _IL
OE
V_IH
V _IL
PGM
V_IH
V _IL
Data
(Port 2)
X_OUT
Not connected
Not connected
Table 7. EPROM ARRAY READ/WRITE Mode Entry Conditions
EPROM Signal
D0–D3
D4–D7
GND
V_CC
CE
NC
OE
EPM
V_PP
18-Pin DIP/SOIC
Pins 15, 16, 17, 18
Pins 1, 2, 3, 4
Pin 14
Pin 5
Pin 7
Pin 6
Pin 8
Pin 9
Pin 10
20-Pin SSOP
Pins 17, 18, 19, 20
Pins 1, 2, 3, 4
Pins 15, 16
Pins 5, 6
Pin 8
Pin 7
Pin 9
Pin 10
Pin 11
Forced State
NC
NC
GND
5V
V_IL
No Connection
See Figure 8
See Figure 8
See Figure 8
PS009201-0301
Programming Specification