ADT7461ARMZ-2REEL7 ON Semiconductor, ADT7461ARMZ-2REEL7 Datasheet - Page 4

• Manufacturer Part Number: ADT7461ARMZ-2REEL7
• Description: IC SENSOR TEMP DGTL 2CH 8MSOP
• Manufacturer: ON Semiconductor

Specifications of ADT7461ARMZ-2REEL7

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: 0°C ~ 127°C, External Sensor
• Output Type: SMBus™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -40°C ~ 120°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

1. See Table 4 for information on other conversion rates.
2. Guaranteed by characterization, but not production tested.
3. Guaranteed by design, but not production tested.
4. See the SMBUS Timing Specifications section for more information.
5. Disabled by default; see the Serial Bus Interface section for details on enabling it.
ELECTRICAL CHARACTERISTICS
Power Supply
Temperature-To-Digital Converter
Open-Drain Digital Outputs (THERM, ALERT/THERM2)
SMBus Interface (Note 3 and 4)
Supply Voltage, V
Average Operating Supply Current, I
Undervoltage Lockout Threshold
Power-On-Reset Threshold
Local Sensor Accuracy
Resolution
Remote Diode Sensor Accuracy
Resolution
Remote Sensor Source Current
Conversion Time
Maximum Series Resistance Cancelled
Output Low Voltage, V
High Level Output Leakage Current, I
ALERT Output Low Sink Current
Logic Input High Voltage, V
Logic Input Low Voltage, V
Hysteresis
SMBus Output Low Sink Current
Logic Input Current, I
SMBus Input Capacitance, SCLK, SDATA
SMBus Clock Frequency
SMBus Timeout (Note 5)
SCLK Falling Edge to SDATA Valid Time
Parameter
DD
IH
OL
, I
IL
IH
IL
SCLK, SDATA
SCLK, SDATA
DD
OH
T
A
= −40°C to +120°C, V
0.0625 Conversions/Sec Rate (Note 1)
Standby mode, –40°C ≤ T
Standby mode, +85°C ≤ T
V
−40°C ≤ T
+60°C ≤ T
−55°C ≤ T
−40°C ≤ T
−55°C ≤ T
High level (Note 3)
Middle level (Note 3)
Low level (Note 3)
From stop bit to conversion complete (both channels),
one-shot mode with averaging switched on
One-shot mode with averaging off (that is, conversion
rate = 16, 32, or 64 conversions per second)
Resistance split evenly on both the D+ and D– inputs
I
V
ALERT forced to 0.4 V
3.0 V ≤ V
3.0 V ≤ V
SDATA forced to 0.6 V
User programmable
Master clocking in data
OUT
DD
OUT
input, disables ADC, rising edge
= −6.0 mA (Note 3)
= V
DD
DD
DD
http://onsemi.com
A
A
A
D
D
≤ +100°C, 3.0 V ≤ V
≤ +120°C,
≤ +100°C,
(Note 2) ≤ +150°C, 3.0 V ≤ V
(Note 2) ≤ +150°C, 3.0 V ≤ V
≤ 3.6 V
≤ 3.6 V
(Note 3)
DD
4
Conditions
= 3.0 V to 5.5 V, unless otherwise noted.
A
A
≤ +85°C
≤ +120°C
DD
≤ 3.6 V
DD
DD
≤ 3.6 V
≤ 5.5 V
32.13
−1.0
Min
3.0
2.2
1.0
3.2
1.0
2.1
6.0
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
3.30
2.55
±1.0
0.25
Typ
170
500
5.5
5.5
1.0
6.0
3.0
0.1
5.0
96
36
25
−
−
−
−
−
−
−
−
−
−
−
−
12.56
114.6
Max
±3.0
±1.0
±3.0
+1.0
215
400
5.5
2.8
2.5
0.4
1.0
0.8
1.0
10
20
64
−
−
−
−
−
−
−
−
−
−
−
Unit
kHz
mA
mV
mA
mA
mA
mA
mA
ms
ms
kW
mA
mA
ms
°C
°C
°C
°C
pF
ms
V
V
V
V
V
V