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PC97307 датащи(PDF) 110 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
номер детали PC97307
подробное описание детали  PC87307/PC97307 Plug and Play Compatible and PC97 Compliant SuperI/O
PDF  218 Pages
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производитель  NSC [National Semiconductor (TI)]
домашняя страница  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC97307 датащи(HTML) 110 Page - National Semiconductor (TI)

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5.8
EXAMPLE OF A FOUR-DRIVE CIRCUIT USING THE PC87307/PC97307
Figure 5-21 shows one implementation of a four-drive circuit. Refer to Table 5-2 on page 72 to see how to encode the drive
and motor bits for this configuration.
FIGURE 5-21. PC87307/PC97307 Four Floppy Disk Drive Circuit
PC87307/
74LS139
7407 (2)
Hex Buffers
ICC = 40 mA
Open Collector
DR0
DR1
MTR0
G1
A1
B1
G2
A2
B2
1Y0
1Y1
1Y2
1Y3
2Y0
2Y1
2Y2
2Y3
Decoded Signal for Motor 3
Decoded Signal for Motor 2
Decoded Signal for Motor 1
Decoded Signal for Motor 0
Decoded Signal for Drive 3
Decoded Signal for Drive 2
Decoded Signal for Drive 1
Decoded Signal for Drive 0
PC97307



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