W83697HFFDC Information Storage Devices, Inc, W83697HFFDC Datasheet - Page 98
![no-image](/images/no-image-200.jpg)
W83697HFFDC
Manufacturer Part Number
W83697HFFDC
Description
LPC Interface I/o Plus Game/midi Port, Fan Control, Flash ROM I/f
Manufacturer
Information Storage Devices, Inc
Datasheet
1.W83697HFFDC.pdf
(167 pages)
- Current page: 98 of 167
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2 (default)
Fan with Tach Pull-Up to +12V and Zener Clamp
Connector
Divisor
Connector
128
16
32
64
FAN
1
4
8
FAN
FAN Out
FAN Out
Fan with Tach Pull-Up to +5V
+12V
+12V
GND
+12V
GND
+12V
diode
diode
Nominal
PRM
8800
4400
2200
1100
550
275
137
3.9V Zener
68
Fan Input
Fan Input
+5V
Pull-up resister
Pull-up resister
4.7K Ohms
> 1K
W83697HF
W83697HF
Revolution
109.08 ms
218.16 ms
436.32 ms
872.64 ms
Time per
13.64 ms
27.27 ms
54.54 ms
6.82 ms
Table 1.
Figure 9.4
- 89 -
Connector
Connector
Fan with Tach Pull-Up to +12V, or Totem-Pole
FAN
Counts
FAN
FAN Out
FAN Out
153
153
153
153
153
153
153
153
+12V
GND
+12V
GND
Fan with Tach Pull-Up to +12V, or Totem-Pole
+12V
+12V
Output and Zener Clamp
Publication Release Date: Feb. 2002
Output and Register Attenuator
diode
diode
70% RPM
3.9V Zener
6160
3080
1540
770
385
192
96
48
> 1K
Pull-up resister
4.7K Ohms
14K~39K
W83697HF/F
Pull-up resister < 1K
or totem-pole output
Fan Input
Fan Input
10K
Time for 70%
Revision 0.70
1246.72 ms
155.84 ms
311.68 ms
623.36 ms
19.48 ms
38.96 ms
77.92 ms
9.74 ms
W83697HF
W83697HF
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