ADT7421ARMZ-2RL ON Semiconductor, ADT7421ARMZ-2RL Datasheet - Page 18

• Manufacturer Part Number: ADT7421ARMZ-2RL
• Description: IC TEMP MONITOR 8-MSOP
• Manufacturer: ON Semiconductor
• Type: Temperature Sensorr

Specifications of ADT7421ARMZ-2RL

• Input Type: Logic
• Output Type: Logic
• Interface: 2-Wire SMBus
• Current - Supply: 4mA
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Full Temp Accuracy: +/- 2.75 C, +/- 3.25 C
• Digital Output - Bus Interface: Serial (2-Wire)
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: 0 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 14. Consecutive ALERT Register (Read Address = 0x22, Write Address = 0x22)
Table 15. Value Registers
Table 16. Limit Registers
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
*The “Z’’ suffix indicates Pb−Free package.
ORDERING INFORMATION
Specifications Brochure, BRD8011/D.
<3:0>
ADT7421ARZ-REEL
ADT7421ARZ-REEL7
ADT7421ARMZ-REEL
ADT7421ARMZ-RL7
ADT7421ARMZ-2RL
ADT7421ARMZ-2RL7
Read Address
Read Address
Bit
7
6
5
4
Device Order Number*
(Hex)
(Hex)
00
01
10
05
06
07
08
11
12
13
14
19
20
21
SCL Timeout
SDA Timeout
Reserved
Reserved
Fault Queue
Name
Not Applicable
Not Applicable
Not Applicable
Write Address
Write Address
(Hex)
(Hex)
0B
0C
0D
0E
11
12
13
14
19
20
21
1 = SCL Timeout enabled. 0 = SCL Timeout disabled = default
1 = SDA Timeout enabled. 0 = SDA Timeout disabled = default
Reserved
Reserved
Amount of out−of−limit measurements required for alert
111x = 4
011x = 3
001x = 2
000x = 1
8-Lead SOIC_N
8-Lead SOIC_N
Package Type
8-Lead MSOP
8-Lead MSOP
8-Lead MSOP
8-Lead MSOP
Local Temperature Value
External Temperature Value High Byte
External Temperature Value Low Byte
Local Temperature High Limit
Local Temperature Low Limit
External Temperature High Limit High Byte
External Temperature Low Limit High Byte
External Temperature Offset High Byte
External Temperature Offset Low Byte
External Temperature High Limit Low Byte
External Temperature Low Limit Low Byte
External THERM Limit
Local THERM Limit
THERM Hysteresis
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Name
Name
Part Marking
18
T7421
T7421
L75
L75
L76
L76
Function
SMBus Address
4C
4C
4C
4C
4D
4D
0000 0000
0000 0000
0000 0000
0101 0101
0000 0000
0101 0101
0000 0000
0000 0000
0000 0000
0000 0000
0000 0000
0101 0101
0101 0101
0000 1010
Binary
Binary
Power−On Default
Power−On Default
2500 Tape & Reel
1000 Tape & Reel
3000 Tape & Reel
1000 Tape & Reel
3000 Tape & Reel
1000 Tape & Reel
0x0A
0x00
0x00
0x00
0x55
0x00
0x55
0x00
0x00
0x00
0x00
0x00
0x55
0x55
Shipping
Hex
Hex
†
Decimal
Decimal
85°C
85°C
85°C
85°C
10°C
0°C
0°C