Epson SQ-B50/2550 Technical Manual page 257

APPENDIX
A.1 PRIMARY IC SPECIFICATIONS A-1
A.1.1 SEIMA Board A-1
A.1.1.1 HD64180 A-2
A.1.1.2 E05A09BA A-6
A.1.1.3 E05A21 AA A-8
A.1.1.4 E05A22EA A-11
A.1.1.5 E05A24GA A-14
A.1.1.6 E05A23GC A-17
A.1.1.7 SLA4390 A-20
A.1.1.8 SLA7020M A-21
A.1.1.9 TL494CN A-22
A.1.1.10 L5431-AA A-23
A.1.1.11 MN6275AS A-24
A.1.1.12 HD74HC292P A-25
A.1.2 SEIPS/SANPSE Board A-26
A.2 DIAGRAMS AND SCHEMATICS A-27
LIST OF FIGURES
Figure A-1. HD64180 Pin Diagram A-2
Figure A-2. HD64180 Block Diagram A-3
Figure A-3. OP Code Fetch Timing A-5
Figure A-4. Memory Data Read/Write Timing A-5
Figure A-5. E05A09BA Pin Diagram A-6
Figure A-6. E05A09BA Block Diagram A-6
Figure A-7. E05A21AA Memory Map A-7
Figure A-8. E05A21 AA Pin Diagram A-9
Figure A-9. E05A22EA Pin Diagram A-11
Figure A-10. E05A24GA Pin Diagram A-14
Figure A-11. E05A24GA Block Diagram A-14
Figure A-12. E05A23GC Pin Diagram A-17
Figure A-13. SLA4390 Case Outline Drawing A-20
Figure A-14. SLA4390 Functional Equivalent Circuit A-20
Figure A-15. SLA7020M Case Outline Drawing A-21
Figure A-16. SLA7020M Functional Equivalent Circuit A-21
Figure A-17. TL494 Block Diagram A-22
A-i
REV.-A