ADM1030ARQ ON Semiconductor, ADM1030ARQ Datasheet - Page 5
ADM1030ARQ
Manufacturer Part Number
ADM1030ARQ
Description
IC SNSR TEMP/FAN PWM CTRL 16QSOP
Manufacturer
ON Semiconductor
Datasheet
1.ADM1030ARQ.pdf
(29 pages)
Specifications of ADM1030ARQ
Rohs Status
RoHS non-compliant
Function
Fan Control, Temp Monitor
Topology
ADC, Comparator, Multiplexer, Register Bank
Sensor Type
External & Internal
Sensing Temperature
0°C ~ 100°C, External Sensor
Output Type
SMBus™
Output Alarm
Yes
Output Fan
Yes
Voltage - Supply
3 V ~ 5.5 V
Operating Temperature
0°C ~ 100°C
Mounting Type
Surface Mount
Package / Case
16-QSOP
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REV. A
TPC 2. Temperature Error vs. Power Supply Noise
Frequency
TPC 3. Temperature Error vs. Common-Mode Noise
Frequency
TPC 1. Temperature Error vs. PCB Track Resistance
–10
–15
–20
–1
15
10
–5
17
15
13
11
–1
3
2
1
0
9
7
5
3
1
7
6
5
4
5
0
1
0
0
500k
100k
V
IN
3.3
= 200mV p-p
1M
2M
LEAKAGE RESISTANCE – M�
V
IN
FREQUENCY – Hz
FREQUENCY – Hz
100M
= 40mV p-p
4M
V
IN
= 100mV p-p
10
200M
6M
DXP TO GND
DXP TO V
V
IN
= 20mV p-p
300M
10M
CC
(3.3V)
30
400M
100M
Rev. 2 | Page 5 of 29 | www.onsemi.com
Typical Performance Characteristics–ADM1030
500M
400M
100
–5–
TPC 5. Temperature Error vs. Capacitance between
D+ and D–
TPC 4. Pentium III Temperature Measurement vs.
ADM1030 Reading
TPC 6. Standby Current vs. Clock Frequency
110
100
110
100
–10
–11
–12
–13
–14
–15
–16
90
80
70
60
50
40
30
20
10
90
80
70
60
50
40
30
20
10
–1
–2
–3
–5
–6
–7
–8
–9
–4
0
0
1
0
0
0
1
10
1
2.2
20
5
30
10
DXP – DXN CAPACITANCE – nF
SCLK FREQUENCY – kHz
PIII TEMPERATURE – �C
3.3
40
25
50
50
4.7
V
V
CC
75
60
CC
= 3.3V
= 5V
100 250
70
10
80
500 750 1000
90
22
100
110
47