ZHCSM18B January 2023 – October 2024 ADS9815 , ADS9817
PRODUCTION DATA
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | |
---|---|---|---|---|---|---|
模拟输入 | ||||||
RIN | 输入阻抗 | 所有输入范围 | 0.85 | 1 | 1.15 | MΩ |
输入阻抗热漂移 | 所有输入范围 | 10 | 25 | ppm/°C | ||
输入电容 | 10 | pF | ||||
模拟输入滤波器 | ||||||
BW(-3dB) | 模拟输入 LPF 带宽 –3 dB |
所有输入范围,低带宽滤波器 | 21 | kHz | ||
RANGE = ±2.5V,宽带宽滤波器 | 182 | |||||
RANGE = ±3.5V,宽带宽滤波器 | 240 | |||||
RANGE = ±5V,宽带宽滤波器 | 320 | |||||
RANGE = ±7V,宽带宽滤波器 | 400 | |||||
RANGE = ±10V,宽带宽滤波器 | 385 | |||||
RANGE = ±12V,宽带宽滤波器 | 375 | |||||
直流性能 | ||||||
分辨率 | 无丢码 | 18 | 位 | |||
DNL | 微分非线性(3) | 所有范围,启用和禁用宽 CM | -0.99 | ±0.5 | 0.99 | LSB |
INL | 积分非线性 | 所有范围,启用和禁用宽 CM TA = 0℃ 至 70℃ |
-4 | ±0.8 | 4 | LSB |
所有范围,启用和禁用宽 CM TA = -40℃ 至 125℃ |
-4.5 | ±0.8 | 4.5 | LSB | ||
失调电压误差(2)(5) | RANGE = ±2.5V | -175 | ±90 | 175 | LSB | |
RANGE = ±2.5V,启用宽 CM | ±120 | |||||
RANGE = ±3.5V | -100 | ±60 | 100 | |||
RANGE = ±3.5V,启用宽 CM | ±80 | |||||
RANGE = ±5V | -50 | ±10 | 50 | |||
RANGE = ±5V,启用宽 CM | ±60 | |||||
RANGE = ±7V | -100 | ±35 | 100 | |||
RANGE = ±10V | -50 | ±10 | 50 | |||
RANGE = ±12V | -75 | ±15 | 75 | |||
失调电压误差热漂移(2)(4) | 所有范围,启用和禁用宽 CM | 0.5 | 1.5 | ppm/°C | ||
增益误差(2)(5) | RANGE = ±2.5V、±3.5V 和 ±5V | -0.05 | ±0.02 | 0.05 | %FSR | |
RANGE = ±2.5V、±3.5V 和 ±5V, 启用宽 CM |
±0.04 | |||||
RANGE = ±7V、±10V、±12V | -0.05 | ±0.02 | 0.05 | |||
增益误差热漂移(2)(4) | 启用和禁用宽 CM,所有范围 | 0.7 | 3 | ppm/°C | ||
交流性能 | ||||||
SNR | 信噪比, 低噪声滤波器 |
RANGE = ±2.5V,fIN = 2kHz | 86.7 | 89.5 | dBFS | |
RANGE = ±3.5V,fIN = 2kHz | 87.8 | 90.5 | ||||
RANGE = ±5V,fIN = 2kHz | 88.5 | 91.4 | ||||
RANGE = ±7V,fIN = 2kHz | 89.3 | 91.3 | ||||
RANGE = ±10V,fIN = 2kHz | 89.9 | 91.8 | ||||
RANGE = ±12V,fIN = 2kHz | 90 | 92 | ||||
信噪比, 宽带宽滤波器 |
RANGE = ±2.5V,fIN = 2kHz | 79 | 82.5 | |||
RANGE = ±3.5V,fIN = 2kHz | 80 | 83.5 | ||||
RANGE = ±5V,fIN = 2kHz | 80.5 | 84.5 | ||||
RANGE = ±7V,fIN = 2kHz | 81.5 | 83.5 | ||||
RANGE = ±10V,fIN = 2kHz | 83 | 85 | ||||
RANGE = ±12V,fIN = 2kHz | 83.5 | 85.5 | ||||
SINAD | 信噪比 + 失真比 低噪声滤波器 |
RANGE = ±2.5V,fIN = 2kHz | 85.7 | 88.9 | dB | |
RANGE = ±3.5V,fIN = 2kHz | 86.7 | 89.9 | ||||
RANGE = ±5V,fIN = 2kHz | 87.3 | 90.7 | ||||
RANGE = ±7V,fIN = 2kHz | 88.0 | 90.6 | ||||
RANGE = ±10V,fIN = 2kHz | 88.5 | 91.1 | ||||
RANGE = ±12V,fIN = 2kHz | 88.6 | 91.3 | ||||
信噪比 + 失真比 宽带宽滤波器 |
RANGE = ±2.5V,fIN = 2kHz | 78.6 | 82.2 | |||
RANGE = ±3.5V,fIN = 2kHz | 79.5 | 83.2 | ||||
RANGE = ±5V,fIN = 2kHz | 80.0 | 84.2 | ||||
RANGE = ±7V,fIN = 2kHz | 80.9 | 83.2 | ||||
RANGE = ±10V,fIN = 2kHz | 82.3 | 84.7 | ||||
RANGE = ±12V,fIN = 2kHz | 82.8 | 85.1 | ||||
THD | 总谐波失真 | 所有范围,低噪声滤波器,fIN = 2kHz | -113 | dB | ||
所有范围,宽带宽滤波器,fIN = 2kHz | -113 | |||||
SFDR | 无杂散动态范围 | 所有范围,fIN = 2kHz | 113 | dB | ||
CMRR | 直流 | -70 | dB | |||
隔离串扰 | 直流 | -100 | dB | |||
内部基准 | ||||||
VREF(1) | REFIO 引脚上的电压(配置为输出) | REFIO 引脚上的 1μF 电容器,TA = 25°C | 4.092 | 4.096 | 4.1 | V |
基准温漂(4) | 10 | 25 | ppm/°C | |||
数字输入 | ||||||
VIL | 输入低逻辑电平 | -0.3 | 0.3 IOVDD | V | ||
VIH | 输入高逻辑电平 | 0.7 IOVDD | IOVDD | V | ||
输入电流 | 0.1 | µA | ||||
输入电容 | 6 | pF | ||||
LVDS 采样时钟输入 | ||||||
VTH | 高电平输入电压 | 交流耦合 | 100 | mV | ||
直流耦合 | 300 | |||||
VTL | 低电平输入电压 | 交流耦合 | -100 | mV | ||
直流耦合 | -300 | |||||
VICM | 输入共模电压 | 0.3 | 1.2 | 1.4 | V | |
数字输出 | ||||||
VOL | 输出低逻辑电平 | IOL = 500µA 灌电流 | 0 | 0.2 IOVDD | V | |
VOH | 输出高逻辑电平 | IOH = 500µA 拉电流 | 0.8 IOVDD | IOVDD | V | |
电源 - ADS9817 | ||||||
总功率损耗 | 最大吞吐量 | 232 | 304 | mW | ||
IAVDD_5V | 来自 AVDD_5V 的电源电流 | 最大吞吐量,内部基准 | 26 | 32 | mA | |
断电 | 0.2 | 2 | ||||
IVDD_1V8 | 来自 VDD_1V8 的电源电流 | 最大吞吐量,内部基准 | 50 | 70 | mA | |
断电 | 0.2 | 8 | ||||
IIOVDD | 来自 IOVDD 的电源电流 | 最大吞吐量 | 7 | 10 | mA | |
断电 | 0.1 | 3 | ||||
电源 - ADS9815 | ||||||
总功率损耗 | 最大吞吐量 | 165 | 215 | mW | ||
IAVDD_5V | 来自 AVDD_5V 的电源电流 | 最大吞吐量,内部基准 | 19 | 25 | mA | |
断电 | 0.2 | 2 | ||||
IVDD_1V8 | 来自 VDD_1V8 的电源电流 | 最大吞吐量,内部基准 | 35 | 43 | mA | |
断电 | 0.2 | 8 | ||||
IIOVDD | 来自 IOVDD 的电源电流 | 最大吞吐量 | 4 | 7 | mA | |
断电 | 0.1 | 3 |