参数资料
型号: DS1621S+
厂商: Maxim Integrated
文件页数: 16/16页
文件大小: 337K
描述: IC THERMOMETER/STAT DIG 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
功能: 温度计,恒温计
传感器类型: 内部
感应温度: -55°C ~ 125°C
精确度: ±2°C(最小值)
拓扑: ADC(三角积分型),比较器,寄存器库
输出类型: I²C?/SMBus?
输出警报:
输出风扇:
电源电压: 2.7 V ~ 5.5 V
工作温度: -55°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
产品目录页面: 1435 (CN2011-ZH PDF)
DS1621
 
NOTES:
1.   All voltages are referenced to ground.
 
2.   I/O pins of fast mode devices must not obstruct the SDA and SCL lines if V
DD
 is switched off. 
 
3.   I
CC
 specified with T
OUT
 pin open. 
 
4.   I
CC
 specified with V
CC
 at 5.0V and SDA, SCL = 5.0V, 0癈 to 70癈.
 
5.   After this period, the first clock pulse is generated.
 
6.   A device must internally provide a hold time of at least 300ns for the SDA signal (referred to the
V
IH MIN
of the SCL signal) in order to bridge the undefined region of the falling edge of SCL.
 
7.   The maximum t
HD:DAT
 
has only to be met if the device does not stretch the LOW period (t
LOW
) of the
SCL signal.
 
8.   A fast mode device can be used in a standard mode system, but the requirement t
SU:DAT
 >250ns must
then be met. This will automatically be the case if the device does not stretch the LOW period of the
SCL signal. If such a device does stretch the LOW period of the SCL signal, it must output the next
data bit to the SDA line t
RMAX
+ t
SU:DAT
= 1000 + 250 = 1250ns before the SCL line is released.
 
9.   C
B
 total capacitance of one bus line in pF. 
 
10. Writing to the nonvolatile memory should only take place in the 0癈 to 70癈 temperature range.
 
 
TIMING DIAGRAM
 
 
 
 
 
16
axim Integrated 160 Rio Robles, San Jose, CA 95134 USA 1-408-601-1000
axim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are implied.
axim reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and max limits) shown in the Electrical
haracteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
2
M xim In    r
Th  M xim l
n  M xim In    r
r   r
m rk    f M xim In    r
Pr
In .
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DS1621S/T&R+W 功能描述:板上安装温度传感器 Digital Thermometer & Thermostat 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
DS1621S+ 功能描述:板上安装温度传感器 Digital Thermometer & Thermostat 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