参数资料
型号: SI8502-C-IS
厂商: Silicon Laboratories Inc
文件页数: 18/36页
文件大小: 0K
描述: SENSOR CURR 10A 5.5V UNI 20SOIC
标准包装: 38
电流 - 感应: 10A
精确度: ±5%
灵敏度: 196mV/A
电流 - 电源: 4mA
传感器类型: 闭环
电源电压: 2.7 V ~ 5.5 V
频率: 50kHz ~ 1MHz
电极标记: 单向
工作温度: -40°C ~ 125°C
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
包装: 管件
产品目录页面: 627 (CN2011-ZH PDF)
其它名称: 336-1722-5
Si85xx
3.3.4. Setting Reset Time t R
The programmable reset timer is triggered when the states of the signals applied to R1–R4 cause the associated
logic expression in Table 11 to go high (transition to the TRUE state).
Because this timer is re-triggerable, R1–R4 must remain TRUE for the duration of the desired t R as shown in
Figure 15. Should R1–R4 transition FALSE during t R , integrator reset will be immediately halted, resulting in lower
measurement accuracy due to higher integrator offset error.
CURRENT
R1–R4 TRUE
for programmed
t R (minimum)
TRUE
R1–R4 STATE
Programmed
value of t R
0 ns (min)
FALSE
Si85xx STATUS
RESET
MEASURE
Si85xx OUTPUT
Figure 15. Correct t R Programming Using Resistor from TRST Input to Ground
18
Preliminary Rev. 0.4
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