Z86E09 Datasheet, PDF (13/38 Pages) Zilog, Inc. – Z8 CMOS OTP Microcontrollers

Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP Microcontrollers
8
Table 4. Unlock Sequence Conditions
EPROM Signal
D0–D3
D4–D7
GND
V_CC
CE (X_IN)
NC (X_OUT)
OE
EPM
V_PP
CLEAR
CLOCK
PGM
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
Pin 11
Pin 12
Pin 13
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
Pin 12
Pin 13
Pin 14
Forced State
See Figure 6
See Figure 6
GND
5V
See Figure 6
No Connection
V_IH
V_IH
V_IL
V_IL
V_IL
V_IH
Table 5. Power-On Reset Pin Conditions
EPROM Signal
D0–D3
D4–D7
GND
V_CC
CE (X_IN)
NC (X_OUT)
OE
EPM
V_PP
CLEAR
CLOCK
PGM
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
Pin 11
Pin 12
Pin 13
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
Pin 12
Pin 13
Pin 14
State
GND
GND
GND
Ramp to 5V
GND
No Connection
GND
GND
GND
GND
GND
GND
PS009201-0301
Programming Specification