ZiLOG Worldwide Headquarters 910 E. Hamilton Avenue Campbell, CA 95008
Telephone: 408.558.8500 Fax: 408.558.8300
www.ZiLOG.com
Programming Specification
PS009201-0301
Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP
Microcontrollers
PS009201-0301
This publication is subject to replacement by a later edition. To determine whether
a later edition exists, or to request copies of publications, contact:
ZiLOG Worldwide Headquarters
910 E. Hamilton Avenue
Campbell, CA 95008
Telephone: 408.558.8500
Fax: 408.558.8300
www.ZiLOG.com
Windows is a registered trademark of Microsoft Corporation.
Document Disclaimer
2001 by ZiLOG, Inc. All rights reserved. Information in this publication concerning the devices,
applications, or technology described is intended to suggest possible uses and may be superseded.
ZiLOG, INC. DOES NOT ASSUME LIABILITY FOR OR PROVIDE A REPRESENTATION OF
ACCURACY OF THE INFORMATION, DEVICES, OR TECHNOLOGY DESCRIBED IN THIS
DOCUMENT. ZiLOG ALSO DOES NOT ASSUME LIABILITY FOR INTELLECTUAL PROPERTY
INFRINGEMENT RELATED IN ANY MANNER TO USE OF INFORMATION, DEVICES, OR
TECHNOLOGY DESCRIBED HEREIN OR OTHERWISE. Except with the express written approval
ZiLOG, use of information, devices, or technology as critical components of life support systems is
not authorized. No licenses or other rights are conveyed, implicitly or otherwise, by this document
under any intellectual property rights.
Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP Microcontrollers
PS009201-0301
iii
Table of Contents
Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii
List of Figures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv
List of Tables . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v
General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Top-Level Programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Parallel Programming Interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Pin Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
OTP Memory Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Device Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Unlock Sequence into EPROM Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
EPROM Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Top Level Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
EPROM Array Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Option Bit Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Power-Down Procedure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
EPROM I/O Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Programming Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Recommendations to Third-Party Programmers . . . . . . . . . . . . . . . . . . . . . 31
Precharacterization Product . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Third Party Developer Feedback Form . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP Microcontrollers
PS009201-0301
iv
List of Figures
Figure 1.
Top-Level Programming Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Figure 2.
18-Pin DIP/SOIC Pin Configuration, STANDARD Mode . . . . . . . . . . 3
Figure 3.
18-Pin DIP/SOIC Pin Configuration, EPROM Mode . . . . . . . . . . . . . 3
Figure 4.
20-Pin SSOP Pin Configuration, STANDARD Mode . . . . . . . . . . . . . 4
Figure 5.
20-Pin SSOP Pin Configuration, EPROM Mode . . . . . . . . . . . . . . . . 4
Figure 6.
Unlock Sequence . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 7.
Top Level Operations Flow . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Figure 8.
EPROM ARRAY READ/WRITE Mode Entry Functional Timing . . . 11
Figure 9.
EPROM ARRAY READ Mode Functional Timing . . . . . . . . . . . . . . 13
Figure 10. EPROM ARRAY PROGRAM AND VERIFY Functional Timing . . . . 15
Figure 11. OPTION BIT PROGRAM AND VERIFY Mode Entry
Functional Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Figure 12. OPTION BIT PROGRAM AND VERIFY Functional Timing . . . . . . . 19
Figure 13. OPTION BIT READ Mode Functional Timing . . . . . . . . . . . . . . . . . 21
Figure 14. Power-Down Functional Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 15. Z86E0x EPROM ARRAY and OPTION BIT PROGRAM
AND VERIFY Waveform . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 16. Z86E0x Additional Timing Waveform . . . . . . . . . . . . . . . . . . . . . . . 25
Figure 17. EPROM ARRAY PROGRAM, VERIFY, and READ Algorithm . . . . 27
Figure 18. EPROM ARRAY READ Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 19. OPTION BIT PROGRAM, VERIFY, and READ Algorithm . . . . . . . . 29
Figure 20. OPTION BIT READ Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 21. Third-Party Top-Level Algorithm . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Z86E02/E04/E08/E09 SL1995
Z8 CMOS OTP Microcontrollers
PS009201-0301
v
List of Tables
Table 1.
Output Parallel Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Table 2.
Input Parallel Byte . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Table 3.
EPROM Size . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Table 4.
Power-On Reset Pin Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Table 5.
Unlock Sequence Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Table 6.
Mode Selections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Table 7.
EPROM ARRAY READ/WRITE Mode Entry Conditions . . . . . . . . . 11
Table 8.
EPROM ARRAY READ Mode Conditions . . . . . . . . . . . . . . . . . . . . 13
Table 9.
EPROM ARRAY PROGRAM AND VERIFY Mode Conditions . . . . 15
Table 10. Option Bit Values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Table 11. OPTION BIT PROGRAM AND VERIFY Mode Entry Conditions . . . 17
Table 12. OPTION BIT PROGRAM AND VERIFY Mode Conditions . . . . . . . 20
Table 13. Power-Down Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Table 14. Timing Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Table 15. Voltage Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Table 16. Z86E0x Additional Timing Specifications . . . . . . . . . . . . . . . . . . . . 25
PDF 
ZIP