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B. SPECIFICATIONS
This appendix contains the electrical, environmental, and mechanical specifications for
the ZT 8954 Low Profile Floppy Disk Controller.
ELECTRICAL AND ENVIRONMENTAL
This section provides tables showing the following:
•
Absolute maximum ratings
•
DC operating characteristics
•
STD bus loading characteristics
Note:
Integrated Floppy references are for the Sony MPF320-01 slimline drive.
Absolute Maximum Ratings
Supply Voltage, Vcc:
0 to 7 V
Supply Voltage, AUX +V: 0 to 13 V
Storage Temperature
ZT 8954-D0:
-40º to +85º C
ZT 8954-D1 (Integrated Floppy):
-20º to +60º C
Operating Temperature
ZT 8954-D0:
0º to +65º C
ZT 8954-D1:
+5º to +50º C
DC Operating Characteristics
Supply Voltage, Vcc:
4.75 to 5.25 V
Supply Voltage, AUX +V: 11.4 to 12.6 V
Supply Current, +12 V:
None
‡
‡
+12 V may be required if remote drive is used and re12 V. +12 V is supplied through J5 to the
remote drive.
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