參數資料
型號: 9TCS1083NLGI8
廠商: INTEGRATED DEVICE TECHNOLOGY INC
元件分類: 模擬信號調理
英文描述: SPECIALTY ANALOG CIRCUIT, QCC32
封裝: 0.50 MM PITCH, ROHS COMPLIANT, VFQFPN-32
文件頁數: 30/39頁
文件大?。?/td> 491K
代理商: 9TCS1083NLGI8
9TCS1083
MOBILE ACCESS—CLOCK SYNTHESIZER, TEMPERATURE SENSOR, & PWM FAN CONTROLLER FOR PORTABLE DEVICES
IDT MOBILE ACCESS—CLOCK SYNTHESIZER, TEMPERATURE SENSOR, & PWM FAN CONTROLLER FOR PORTABLE DEVICES
36
9TCS1083
REV 0.5 100511
Spin-up Details
1. The spin-up time can be specified in register byte[25],
bit[7:6].
Spin-up Time - byte[25], bit[7:6]
2. During spin-up, the PWM duty cycle can be set to 100%
for one quarter of the total spin-up time by register byte[25],
bit[0].
3. The next three quarters of the spin-up time, the PWM duty
cycle is set by register[25], bit[5:3].
Spin-up PWM duty cycle - byte[25], bit[5:3]
Fan Controller Temperature Diode Sensor
The fan controller can use either one of the three channels
for temperature sensing. To specify which temperature
sensor is used for the fan controller, register byte[33],
bit[1:0].
100% *
30%~65%
Target count
Step
of
spin up
time
Update
Time
Update
Time
Update
Time
Spin Up Time
Target count reached
Step
Byte[25], bit[7:6]
Spin-up Time
Bit[7:6] = [00]
250msec
Bit[7:6] = [01]
500msec
Bit[7:6] = [10]
1sec
Bit[7:6] = [11] (default)
2sec
Byte[25], bit[5:3]
Spin-up PWM duty cycle
Bit[5:3] = [000]
30%
Bit[5:3] = [001]
35%
Bit[5:3] = [010]
40%
Bit[5:3] = [011]
45%
Bit[5:3] = [100]
50%
Bit[5:3] = [101]
55%
Bit[5:3] = [110] (default)
60%
Bit[5:3] = [111]
65%
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