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AMC80 Datasheet, PDF (3/23 Pages) Texas Instruments – System Hardware Monitor with Two-Wire/SMBus Serial Interface
◁
AMC80
www.ti.com
SBOS559 – MAY 2011
ELECTRICAL CHARACTERISTICS
At TA –40°C to +125°C and V+ = 3 V to 5.5 V, unless otherwise noted.
AMC80
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX UNIT
DIGITAL INPUTS
VIH
VIL
VHYS
Input high voltage
Input low voltage
Hysteresis voltage
V+ = 3.3 V
V+ = 5 V
2
0.23
0.33
V
0.8 V
V
V
IIH
Input high current
IIL
Input low current
CIN
Input capacitance
ANALOG INPUTS
VIH = V+, all pins except BTI
VIH = V+, BTI pin
VIL = 0 V, all pins except BTI
VIL = 0 V, V+ = 5.5 V, BTI pin
–1 –0.005
–10
–1
0.005
20
µA
µA
1 µA
2 mA
pF
VIN
Input voltage range
Default
Programmable
0
2.56 V
0
V+ V
IL-ON
Input leakage current (on)
IL-OFF
Input leakage current (off)
RIN
Input resistance
DIGITAL OUTPUTS (A0/NTEST_OUT, INT)
±0.005
±0.005
2
µA
µA
10 kΩ
VOH
Output high voltage
IOUT = 3 mA/5 mA, V+ = 3 V/4.5 V
2.4
VOL
Output low voltage
IOUT = 3 mA/5 mA, V+ = 3 V/4.5 V
DIGITAL OPEN-DRAIN OUTPUTS (GPO, RST_OUT/OS, GPI/CI, SDA)
V
0.4 V
VOL
Output low voltage
IOH
Output high current
PW
Pulse duration
IOUT = 3 mA/5 mA, V+ = 3 V/4.5 V,
all pins except SDA
IOUT = 4 mA, V+ = 3 V, SDA pin
VOUT = V+
RST_OUT/OS, GPI/CI
0.005
10
22.5
0.4 V
0.4 V
1 µA
ms
TEMPERATURE ERROR
TE
Temperature error
TR
Temperature resolution
ANALOG-TO-DIGITAL CONVERTER
TA = –40°C to +125°C
TA = –25°C to +100°C
0.0625
±3 °C
±2 °C
°C
VR
Resolution
DNL
ADCERR
PSRR
tC (3)
Differential linearity
Total unadjusted error(2)
Power supply rejection ratio
Total conversion time
VIN = 2.56 V
VIN = V+
2.5
6
–1
–1
±0.0008
662
728
mV
mV
1 LSB(1)
1%
%
810 ms
(1) LSB means least significant bit.
(2) Total unadjusted error contains offset, gain, and linearity errors of the ADC.
(3) Total conversion time contains the temperature conversion, the seven analog input voltage conversions, and the two tachometer
readings.
Copyright © 2011, Texas Instruments Incorporated
Product Folder Link(s): AMC80
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