DIGITAL INPUTS |
VIH |
Input high voltage |
|
2 |
|
|
V |
VIL |
Input low voltage |
|
|
|
0.8 |
V |
VHYS |
Hysteresis voltage |
V+ = 3.3 V |
|
0.23 |
|
V |
V+ = 5 V |
|
0.33 |
|
V |
IIH |
Input high current |
VIH = V+, all pins except BTI |
–1 |
–0.005 |
|
µA |
VIH = V+, BTI pin |
–10 |
–1 |
|
µA |
IIL |
Input low current |
VIL = 0 V, all pins except BTI |
|
0.005 |
1 |
µA |
VIL = 0 V, V+ = 5.5 V, BTI pin |
|
|
2 |
mA |
CIN |
Input capacitance |
|
|
20 |
|
pF |
ANALOG INPUTS |
VIN |
Input voltage range |
Default |
0 |
|
2.56 |
V |
Programmable |
0 |
|
V+ |
V |
IL-ON |
Input leakage current (on) |
|
|
±0.005 |
|
µA |
IL-OFF |
Input leakage current (off) |
|
|
±0.005 |
|
µA |
RIN |
Input resistance |
|
|
2 |
10 |
kΩ |
DIGITAL OUTPUTS (A0/NTEST_OUT, INT) |
VOH |
Output high voltage |
IOUT = 3 mA/5 mA, V+ = 3 V/4.5 V |
2.4 |
|
|
V |
VOL |
Output low voltage |
IOUT = 3 mA/5 mA, V+ = 3 V/4.5 V |
|
|
0.4 |
V |
DIGITAL OPEN-DRAIN OUTPUTS (GPO, RST_OUT/OS, GPI/CI, SDA) |
VOL |
Output low voltage |
IOUT = 3 mA/5 mA, V+ = 3 V/4.5 V, all pins except SDA |
|
|
0.4 |
V |
IOUT = 4 mA, V+ = 3 V, SDA pin |
|
|
0.4 |
IOH |
Output high current |
VOUT = V+ |
|
0.005 |
1 |
µA |
tw |
Pulse duration |
RST_OUT/OS, GPI/CI |
10 |
22.5 |
|
ms |
SMBus |
|
SMBus timeout(1) |
|
|
28 |
35 |
ms |
TEMPERATURE ERROR |
TE |
Temperature error |
TA = –40°C to +125°C |
|
|
±3 |
°C |
TA = –25°C to +100°C |
|
|
±2 |
°C |
TR |
Temperature resolution |
|
0.0625 |
|
|
°C |
ANALOG-TO-DIGITAL CONVERTER |
VR |
Resolution |
VIN = 2.56 V |
|
2.5 |
|
mV |
VIN = V+ |
|
6 |
|
DNL |
Differential linearity |
|
–1 |
|
1 |
LSB(2) |
ADCERR |
Total unadjusted error(3) |
|
–1% |
|
1% |
|
PSRR |
Power supply rejection ratio |
|
|
±0.0008% |
|
|
tC(4) |
Total conversion time |
|
662 |
728 |
810 |
ms |
FAN RPM-TO-DIGITAL CONVERTER |
FANERR |
Fan RPM error |
|
–10% |
|
10% |
|
fCLK |
Internal clock frequency |
|
20.2 |
22.5 |
24.8 |
kHz |
FANRPM |
FAN1 and FAN2 nominal input RPM |
Divisor = 1, fan count = 153 |
|
8800 |
|
RPM |
Divisor = 2, fan count = 153 |
|
4400 |
|
Divisor = 3, fan count = 153 |
|
2200 |
|
Divisor = 4, fan count = 153 |
|
1100 |
|
FSC |
Full-scale count |
|
|
|
255 |
Counts |
POWER SUPPLY |
V+ |
Specified voltage range |
|
3 |
|
5.5 |
V |
IQA |
Quiescent current, average |
V+ = 5.5 V |
|
|
100 |
µA |
V+ = 3.8 V |
|
|
25 |
IQSD |
Quiescent current, shutdown mode |
V+ = 5.5 V |
|
|
100 |
µA |
V+ = 3.8 V |
|
|
25 |
TEMPERATURE |
TA |
Specified range |
|
-40 |
|
125 |
°C |