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参数资料
| 型号： | DS18S20 |
| 厂商： | MAXIM INTEGRATED PRODUCTS INC |
| 元件分类： | Switch/Digital Output Temperature Sensor |
| 英文描述： | DIGITAL TEMP SENSOR-SERIAL, 9BIT(s), 0.50Cel, RECTANGULAR, THROUGH HOLE MOUNT |
| 封装： | TO-92, 3 PIN |
| 文件页数： | 14/23页 |
| 文件大小： | 252K |
| 代理商： | DS18S20 |
DS18S20
21 of 23
AC ELECTRICAL CHARACTERISTICS—NV MEMORY
(VDD = 3.0V to 5.5V, TA = -55°C to +100°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
NV Write Cycle Time
tWR
2
10
ms
EEPROM Writes
NEEWR
-55°C to +55°C
50k
writes
EEPROM Data Retention
tEEDR
-55°C to +55°C
10
years
AC ELECTRICAL CHARACTERISTICS
(VDD = 3.0V to 5.5V; TA = -55°C to +125°C, unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
NOTES
Temperature Conversion
Time
tCONV
750
ms
1
Time to Strong Pullup On
tSPON
Start Convert T
Command Issued
10
s
Time Slot
tSLOT
60
120
s
1
Recovery Time
tREC
1
s
1
Write 0 Low Time
tLOW0
60
120
s
1
Write 1 Low Time
tLOW1
1
15
s
1
Read Data Valid
tRDV
15
s
1
Reset Time High
tRSTH
480
s
1
Reset Time Low
tRSTL
480
s
1, 2
Presence-Detect High
tPDHIGH
15
60
s
1
Presence-Detect Low
tPDLOW
60
240
s
1
Capacitance
CIN/OUT
25
pF
NOTES:
1) See the timing diagrams in Figure 17.
2) Under parasite power, if tRSTL > 960s, a power-on reset may occur.
Figure 16. Typical Performance Curve
DS18S20 Typical Error Curve
-0.5
-0.4
-0.3
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0
10
20
30
40
50
60
70
Temperature (°C)
Mean Error
+3s Error
-3s Error
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS18S20/T&R | 制造商:Rochester Electronics LLC 功能描述: 制造商:Maxim Integrated Products 功能描述:IC THERM MICROLAN HI PREC TO-92 |
| DS18S20/T&R | 功能描述:板上安装温度传感器 RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor |
| DS18S20+ | 功能描述:板上安装温度传感器 Prgmble Resolution 1-Wire Parasite Pwr RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor |
| DS18S20+PAR | 功能描述:板上安装温度传感器 Prgmble Resolution 1-Wire Parasite Pwr RoHS:否 制造商:Omron Electronics 输出类型:Digital 配置: 准确性:+/- 1.5 C, +/- 3 C 温度阈值: 数字输出 - 总线接口:2-Wire, I2C, SMBus 电源电压-最大:5.5 V 电源电压-最小:4.5 V 最大工作温度:+ 50 C 最小工作温度:0 C 关闭: 安装风格: 封装 / 箱体: 设备功能:Temperature and Humidity Sensor |
| DS18S20+T&R | 制造商:Maxim Integrated Products 功能描述: 制造商:Maxim Integrated Products 功能描述:TEMP SENSOR DGTL 1-WIRE 3PIN TO-92 - Tape and Reel 制造商:Maxim Integrated Products 功能描述:IC THERM MICROLAN HI-PREC TO-92 制造商:Maxim Integrated Products 功能描述:Board Mount Temperature Sensors Prgmble Resolution 1-Wire Parasite Pwr |
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