ADT7483AARQZ ON Semiconductor, ADT7483AARQZ Datasheet - Page 8

• Manufacturer Part Number: ADT7483AARQZ
• Description: IC THERM/ALARM 3-CHAN 16-QSOP
• Manufacturer: ON Semiconductor

Specifications of ADT7483AARQZ

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 125°C, External Sensor
• Output Type: SMBus™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-QSOP
• Full Temp Accuracy: +/- 2.5 C
• Digital Output - Bus Interface: Serial (2-Wire)
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ADT7483A
422
420
418
416
414
412
410
408
4.4
4.2
4.0
3.8
3.6
3.4
3.2
3.0
35
30
25
20
15
10
5
0
3.0
3.0
1
Figure 12. Standby Supply Current vs. SCLK Frequency
Figure 10. Operating Supply Current vs. Voltage
DEV 2BC
DEV 3BC
DEV 4BC
Figure 11. Standby Supply Current vs. Voltage
3.1
3.1
DEV 3BC
3.2
3.2
10
FSCL (kHz)
V
V
DD
DD
3.3
3.3
(V)
(V)
DEV 4BC
100
DEV 2BC
3.4
3.4
DEV 4
DEV 2
3.5
3.5
DEV 3
Rev. 1 | Page 8 of 24 | www.onsemi.com
1000
3.6
3.6
Figure 14. Temperature Error vs. Differential Mode Noise Frequency
Figure 13. Temperature Error vs. Common-Mode Noise Frequency
–10
25
20
15
10
80
70
60
50
40
30
20
10
5
0
0
0
0
100
100
20mV
NOISE FREQUENCY (MHz)
NOISE FREQUENCY (MHz)
100mV
50mV
200
200
20mV
50mV
100mV
300
300
400
400
500
500
600
600