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digital temperature sensor MICROCHIP MCP9800A1T M OT with 2 wire interface and selectable resolution

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digital temperature sensor MICROCHIP MCP9800A1T M OT with 2 wire interface and selectable resolution

Temperature Range : -55℃~+125℃

Interface : I2C;SMBus

Temperature Conversion Time : 240ms

Temperature Resolution : 12bit

Voltage - Supply : 2.7V~5.5V

Description : -55℃~+125℃ 2.7V~5.5V SOT-23-5 Analog and Digital Output RoHS

Mfr. Part # : MCP9800A1T-M/OT

Model Number : MCP9800A1T-M/OT

Package : SOT-23-5

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Product Overview

The MCP9800/1/2/3 family of digital temperature sensors from Microchip Technology Inc. are highly accurate temperature-to-digital converters. They offer user-selectable resolution from 9 to 12 bits and operate over a wide voltage range of 2.7V to 5.5V. Featuring a 2-wire I2C/SMBus compatible interface, these sensors are ideal for various applications including personal computers, servers, entertainment systems, and mobile phones, providing precise temperature monitoring with low operating current and power-saving modes.

Product Attributes

Brand: Microchip Technology Inc.
Origin: Not specified
Material: Not specified
Color: Not specified
Certifications: Not specified

Technical Specifications

Parameter	Symbol	Min	Typ	Max	Unit	Conditions
General Specifications
Temperature Sensor Accuracy (12-bit Resolution)	TACY	-	0.5	-	C	Typical at +25C, VDD = 3.3V
Temperature Sensor Accuracy (12-bit Resolution)	TACY	-1.0	-	+1.0	C	Maximum from -10C to +85C, VDD = 3.3V
Temperature Sensor Accuracy (12-bit Resolution)	TACY	-2.0	-	+2.0	C	Maximum from -10C to +125C, VDD = 3.3V
Temperature Sensor Accuracy (12-bit Resolution)	TACY	-3.0	-	+3.0	C	Maximum from -55C to +125C, VDD = 3.3V
User-selectable Resolution	-	9	-	12	bit	-
Operating Voltage Range	VDD	2.7	-	5.5	V	-
Operating Current	IDD	-	200	400	A	Continuous Operation
Shutdown Current	ISHDN	-	0.1	1	A	Shutdown mode
Conversion Time (9-bit)	tCONV	-	30	75	ms	33 samples/sec (typical)
Conversion Time (10-bit)	tCONV	-	60	150	ms	17 samples/sec (typical)
Conversion Time (11-bit)	tCONV	-	120	300	ms	8 samples/sec (typical)
Conversion Time (12-bit)	tCONV	-	240	600	ms	4 samples/sec (typical)
Response Time	tRES	-	1.4	-	s	Time to 63% (27C to 125C)
Serial Interface (I2C/SMBus Compatible)
Serial Port Frequency	fSC	0	-	400	kHz	I2C MCP9800/01
Serial Port Frequency	fSC	10	-	400	kHz	SMBus MCP9802/03
Clock Period	tSC	2.5	-	-	s	-
Low Clock Time	tLOW	1.3	-	-	s	-
High Clock Time	tHIGH	0.6	-	-	s	-
Rise Time	tR	20	-	300	ns	10% to 90% of VDD
Fall Time	tF	20	-	300	ns	90% to 10% of VDD
Data Setup Before SCLK High	tSU-DATA	0.1	-	-	s	-
Data Hold After SCLK Low	tH-DATA	0	-	0.9	s	-
Start Condition Setup Time	tSU-START	0.6	-	-	s	-
Start Condition Hold Time	tH-START	0.6	-	-	s	-
Stop Condition Setup Time	tSU-STOP	0.6	-	-	s	-
Bus Idle Time	tIDLE	1.3	-	-	s	-
Time Out (MCP9802/03 only)	tOUT	25	35	50	ms	-
Temperature Ranges
Specified Temperature Range	TA	-55	-	+125	C	(Note 1)
Operating Temperature Range	TA	-55	-	+125	C	-
Storage Temperature Range	TA	-65	-	+150	C	-
Thermal Package Resistances
Thermal Resistance (5L-SOT23)	JA	-	256	-	C/W	-
Thermal Resistance (8L-SOIC)	JA	-	163	-	C/W	-
Thermal Resistance (8L-MSOP)	JA	-	206	-	C/W	-

2410121940_MICROCHIP-MCP9800A1T-M-OT_C5229556.pdf

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