ADM1027ARQZ-RL71 ONSEMI [ON Semiconductor], ADM1027ARQZ-RL71 Datasheet - Page 2
ADM1027ARQZ-RL71
Manufacturer Part Number
ADM1027ARQZ-RL71
Description
Manufacturer
ONSEMI [ON Semiconductor]
Datasheet
1.ADM1027ARQZ-RL71.pdf
(56 pages)
- Current page: 2 of 56
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ADM1027–SPECIFICATIONS
Parameter
POWER SUPPLY
TEMP-TO-DIGITAL CONVERTER
ANALOG-TO-DIGITAL CONVERTER
(INCLUDING MUX AND ATTENUATORS)
FAN RPM-TO-DIGITAL CONVERTER
OPEN-DRAIN DIGITAL OUTPUTS,
PWM1–PWM3, XTO
Supply Voltage
Supply Current, I
Local Sensor Accuracy
Resolution
Remote Diode Sensor Accuracy
Resolution
Remote Sensor Source Current
Total Unadjusted Error, TUE
Differential Nonlinearity, DNL
Power Supply Sensitivity
Conversion Time (Voltage Input)
Conversion Time (Local Temperature)
Conversion Time (Remote Temperature)
Total Monitoring Cycle Time
Total Monitoring Cycle Time
Input Resistance
Accuracy
Full-Scale Count
Nominal Input RPM
Internal Clock Frequency
Current Sink, I
Output Low Voltage, V
High Level Output Current, I
OL
CC
OL
OH
Rev. 3 | Page 2 of 56 | www.onsemi.com
Min
3.0
80
82.8
1, 2, 3, 4
Typ
3.3
1.4
± 1
0.25
± 1
0.25
200
12
± 0.5
± 0.1
11.38
12.09
25.59
120.17
13.51
140
109
329
5,000
10,000
90
0.1
–2–
(T
unless otherwise noted.)
A
= T
MIN
Max
3
5.5
± 3
± 2
± 3
± 1.5
± 1
± 1.5
± 1
12.29
13.05
27.64
129.78
14.59
250
± 6
± 8
65,535
97.2
8.0
0.4
1
to T
MAX
(0 C to 105 C), V
Unit
V
mA
o
o
o
o
o
o
o
o
o
mA
mA
%
%
LSB
%/V
ms
ms
ms
ms
ms
k
%
%
RPM
RPM
RPM
RPM
kHz
mA
V
mA
C
C
C
C
C
C
C
C
C
Test Conditions/Comments
Interface Inactive, ADC Active
0
0
T
0
0
T
0
High Level
Low Level
All ADC Inputs except 12 V
12 V Input
8 Bits
Averaging Enabled
Averaging Enabled
Averaging Enabled
Averaging Enabled
Averaging Disabled
0
3.0 V
Fan Count = 0xBFFF
Fan Count = 0x3FFF
Fan Count = 0x0438
Fan Count = 0x021C
I
V
OUT
o
o
o
o
o
o
CC
OUT
A
A
C
C
C
C
C
C
= 40
= 40
= V
= –8.0 mA, V
= V
MIN
T
T
T
T
T
T
o
o
D
V
A
A
D
D
A
C
C
to V
CC
CC
120
MAX
105
70
70
120
120
(3 V to 5.5 V),
o
o
3.6 V
C
o
C
o
o
o
C; 0
C
C
C; T
CC
o
= 3.3 V
C
A
= 40
T
A
o
REV. A
C
70
o
C
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