1、            Temperature sensor series products

Survey

Beijing Zhongke Galaxy Core Technology Co., Ltd. has a series of temperature sensor products, including single bus distributed temperature sensor and 2-wire temperature sensor. The temperature measurement range is from - 60 ℃ to + 175 ℃, the accuracy is from 0.1 ℃ to 1 ℃, and the resolution is from 9bit to 16bit, which can meet various temperature measurement requirements of different users.

1.1  Gx18b20 temperature sensor series products

Gx18b20 is a single bus temperature sensor, the chip has 64 bit ID address code, the measurement range is - 55 ℃ ~ + 125 ℃; the accuracy is ± 0.4 ℃ in the range of - 10 ℃ ~ 75 ℃, and the full temperature range is ± 1 ℃. The highest temperature resolution of the chip is 0.0625 ℃, and the fastest conversion time is 30ms. The chip has an ultra wide interface voltage range of 2.5v-5.5v; the chip is designed with low power consumption, and the standby current consumption is 1uA / 3V (typical value). In order to meet the application of different environments, the ESD protection capability of the chip design (hbm8000v).

Product features:


  Only one port is needed to communicate with single bus interface

  Each chip has a 64 bit ID sequence

  Multi point distributed temperature measurement function

  No peripheral components required

  Power can be supplied through data line; power supply range: 2.5v-5.5v

  Temperature measurement range - 55 ° C to + 125 ° C (- 67 ° f to + 257 ° f)

  Within the range of - 10 ℃ ~ + 70 ℃, the accuracy is ± 0.3 ℃

Temperature resolution 9-12bit optional

  Under 12bit precision, the temperature conversion speed is less than 400ms / 5ms

  With user-defined non-volatile temperature alarm settings

  Non volatile storage space available to users

  The alarm search command identifies and identifies devices that exceed the programmed temperature

  Electrostatic protection capacity: HBM 8000v mm800v

 

Selection Guide


Product model

communication mode

Measuring range

Highest accuracy

resolving power

Interface voltage

Application mode

Static electricity

Package form

state

GX18B20

Single bus

-55~125

±0.4

12bit

2.5-5.5V

Multi point / single point

8000

TO-92

In stock

GX18B20W

Single bus

-55~125

±0.4

12bit

2.5-5.5V

Multi point / single point

8000

92-2

In stock

GX18B20U

Single bus

-55~125

±0.5

12bit

2.5-5.5V

Multi point / single point

8000

MSOP8

In stock

GX18B20S

Single bus

-55~125

±0.4

12bit

2.5-5.5V

Multi point / single point

8000

TO92S

In stock

GX1820

Single bus

-55~125

±0.6

12bit

2.5-5.5V

Single point

8000

TO92

In stock

GX20HS03

Single bus

-55~125

±0.3

12bit

2.5-5.5V

Multi point / single point

8000

TO92

2 weeks


Application scenario

2-core and 3-core cables with gx18b20

2-core and 3-core cables with gx18b20

1.2 High precision temperature sensor products


High precision temperature sensor series products have the characteristics of high precision and high resolution, which can be widely used in medical, drug storage, military and aerospace and other high-precision temperature measurement occasions.

 

 


Product features:


  Only one port is needed to communicate with single bus interface

  Each chip has a 64 bit ID sequence

  Multi point distributed temperature measurement function

  No peripheral components required

  Power can be supplied through data line; power supply range: 2.5v-5.5v

  Temperature measurement range - 55 ° C to + 125 ° C (- 67 ° f to + 257 ° f)

  Within the range of 0 ℃ ~ + 60 ℃, the accuracy is ± 0.1 ℃

  Temperature resolution 9-14bit optional

  Under 12bit precision, the temperature conversion speed is less than 400ms

  With user-defined non-volatile temperature alarm settings

  Non volatile storage space available to users

  The alarm search command identifies and identifies devices that exceed the programmed temperature

  Electrostatic protection capacity: HBM 8000v mm800v

 

 

Selection Guide
 

 

 

Product model

communication mode

Measuring range

Highest accuracy

resolving power

Interface voltage

Application mode

Static electricity

Package form

state

GX18B20H

Single bus

-55~125

±0.1

12bit

2.5-5.5V

Multi point / single point

8000

TO-92

in stock

GX18B20UH

Single bus

-55~125

±0.1

12bit

2.5-5.5V

Multi point / single point

8000

MSOP8

in stock

GX18B20SH

Single bus

-55~125

±0.1

12bit

2.5-5.5V

Multi point / single point

8000

TO92S

in stock

GX20MH01

Single bus

-55~125

±0.1

14bit

2.5-5.5V

Multi point / single point

8000

TO92

in stock


Application scenario

 

1.3  High temperature sensor

In order to adapt to the application of special scenes, Beijing Zhongke Galaxy Core Technology Co., Ltd. has launched a temperature sensor specially for high-temperature applications, which can work up to 175 ℃, or even 200 ℃, to meet the application needs of customers in special occasions.


Product features:


  Only one port is needed to communicate with single bus interface

  Each chip has a 64 bit ID sequence

  Multi point distributed temperature measurement function

  No peripheral components required

  Power can be supplied through data line; power supply range: 2.5v-5.5v

  Temperature measurement range - 60 ° C to + 200 ° C (- 76 ° f to + 392 ° f)

  It is recommended to work for no more than 2 hours at 200 ℃ and for a long time under 175 ℃;

  Within the range of 0 ℃ ~ + 80 ℃, the accuracy is ± 0.5 ℃

  Temperature resolution 9-12bit optional

  Under 12bit precision, the temperature conversion speed is less than 400ms

  With user-defined non-volatile temperature alarm settings

  Non volatile storage space available to users

  The alarm search command identifies and identifies devices that exceed the programmed temperature

  Electrostatic protection capacity: HBM 8000v mm800v

Selection Guide

Product model

communication mode

Measuring range

Highest accuracy

resolving power

Interface voltage

Application mode

Static electricity

Package form

state

GXHT02

Single bus

-55~155

±0.8

12bit

2.5-5.5V

Multi point / single point

8000

TO-92

2 weeks

GX30H05

Single bus

-60~200

±0.5

12bit

2.5-5.5V

Multi point / single point

8000

TO92/TO92S

in stock




1.4 Temperature sensor with memory

 

In order to meet the needs of temperature measurement and storage integration of customers, Zhongke Galaxy core has introduced a single chip solution of temperature + storage, which has 1024bit built-in non-volatile storage space for secondary calibration of temperature curve or storage of user information. When working in the temperature calibration mode, the chip can adjust - 0.4375 ℃ + 0.4375 ℃ for every 0.5 ℃ in the temperature range of 128 ℃, and the adjustment accuracy is 0.0625 ℃, which can meet the needs of users with wide temperature range and high accuracy.

 

Product features:


  Only one port is needed to communicate with single bus interface

  Each chip has a 64 bit ID sequence

  Multi point distributed temperature measurement function

  No peripheral components required

  1024 bit EEPROM memory, divided into four pages, 256 bits per page, can be used for temperature calibration and storage

  Independent memory page, which can be permanently write protected or set to eeporm emulation mode (only 0 can be written)

  Power supply through data line; power supply range: 2.5v-5.5v

  Temperature measurement range - 55 ° C to + 125 ° C (- 67 ° f to + 257 ° f)

  It is recommended to work for no more than 2 hours at 200 ℃ and for a long time under 175 ℃;

  Within the range of - 10 ℃ ~ + 70 ℃, the accuracy is ± 0.4 ℃

  Temperature resolution 9-12bit optional

  Under 12bit precision, the temperature conversion speed is less than 400ms

  With user-defined non-volatile temperature alarm settings

  Non volatile storage space available to users

  The alarm search command identifies and identifies devices that exceed the programmed temperature

  Electrostatic protection capacity: HBM 8000v mm800v

 

Selection Guide

Product model

communication mode

Measuring range

Highest accuracy

resolving power

Interface voltage

Characteristic

Static electricity

Package form

state

GX20ME04

Single bus

-55~125

±0.4

12bit

2.5-5.5V

Built in storage

8000

TO-92

2 weeks



1.5 2-wire / 3-wire interface temperature sensor

 

 

In the temperature sensor family of Beijing Zhongke Galaxy Core Technology Co., Ltd., in addition to the single line interface, there are sensor chips with I2C, SPI, SMBus and other digital two-wire and three-wire interfaces, which are used to meet the needs of different communication modes and speeds. The temperature measurement range of the sensor is - 55 ℃ ~ + 125 ℃, the temperature accuracy is from ± 0.3 ℃ to ± 1 ℃, the temperature measurement speed is from 2ms to 200ms, and the average power consumption is only 1uA.



 


Product features:

  I2C / SPI / SMBus Interface mode is adopted for the chip

  Chip temperature measurement range - 55 ° C to + 125 ° C (- 67 ° f to + 257 ° f)

  Chip measurement accuracy ± 0.3 ℃, ± 0.5 ℃, ± 1 ℃

  209898;3676;, 2957575;11bit 189892bit 12bit 188915bit;

  The temperature conversion speed is 2.5ms, 26ms, 100ms and 240ms

  The lowest average power consumption is only 1uA @ 3V

  Remote temperature measurement products available


Selection Guide


Product model

communication mode

Measuring range

Highest accuracy

resolving power

Interface voltage

Conversion speed

Average power consumption

Package form

state

GXTS30

I2C

-45~130

±0.3

16bit

2.4-5.5V

2.5ms

1uA

DFN8

20Q2

GXT122

SPI

-55~150

±0.5

12bit

2.7-5.5V

240ms

15uA

MSOP8/SOT23-6

20Q3

GXT112

I2C/SMBus

-40~125

±0.5

12bit

1.4-3.6V

26ms

7uA

SOT23-6

20Q3

GXT451

I2C

-40~125

±0.5

12bit

1.7-3.6V

31ms

27uA

DFN8

20Q3

GX21M15

I2C

-40~125

±1

11bit

3V -5.5V

100ms

30uA

TSSOP8

20Q2