ZHCSPA3C november 2021 – may 2023 INA350
PRODUCTION DATA
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | ||
---|---|---|---|---|---|---|---|
输入 | |||||||
VOSI | 失调电压,RTI(1) | VS = 5.5V | TA = 25°C | ±0.2 | ±1.2 | mV | |
VOSI | 输入失调电压随温度变化的情况,RTI(1) | VS = 5.5V | TA = –40°C 至 125°C | ±1.3 | mV | ||
VOSI | 失调电压温漂,RTI(2) | VS = 5.5V | TA = –40°C 至 125°C | ±0.6 | µV/°C | ||
PSRR | 电源抑制比 | TA = 25°C | 20 | 75 | µV/V | ||
ZIN-DM | 差分阻抗 | 100 || 5 | GΩ || pF | ||||
ZIN-CM | 共模阻抗 | 100 || 9 | GΩ || pF | ||||
VCM | 输入级共模范围(3) | (V–) | (V+) | V | |||
CMRR DC | 共模抑制比,RTI | VCM = (V–) + 0.1V 至 (V+) – 1V,高 CMRR 区域 | VS = 5.5V,VREF = VS/2 | 85 | 95 | dB | |
CMRR DC | 共模抑制比,RTI | VCM = (V–) + 0.1V 至 (V+) – 1V,高 CMRR 区域 | VS = 3.3V,VREF = VS/2 | 94 | dB | ||
CMRR DC | 共模抑制比,RTI | VCM = (V–) + 0.1V 至 (V+) – 0.1V | VS = 5.5V,VREF = VS/2 | 62 | 75 | dB | |
偏置电流 | |||||||
IB | 输入偏置电流 | VCM = VS/2 | ±0.65 | pA | |||
IOS | 输入失调电流 | VCM = VS/2 | ±0.25 | pA | |||
噪声电压 | |||||||
eNI | 输入参考电压噪声密度(5) | f = 1kHz | 36 | nV/√Hz | |||
eNI | 输入参考电压噪声密度(5) | f = 10kHz | 34 | nV/√Hz | |||
ENI | 输入参考电压噪声(5) | fB = 0.1Hz 至 10Hz | 3.2 | µVPP | |||
in | 输入电流噪声 | f = 1kHz | f = 1kHz | 22 | fA/√Hz | ||
增益 | |||||||
GE | 增益误差(4) | G = 10,VREF = VS/2 | VO = (V–) + 0.1V 至 (V+) – 0.1V | ±0.05 | ±0.50 | % | |
G = 20,VREF = VS/2 | ±0.06 | ±0.60 | |||||
增益误差(4) | G = 30,VREF = VS/2 | ±0.075 | ±0.60 | ||||
G = 50,VREF = VS/2 | ±0.082 | ±0.60 | |||||
输出 | |||||||
VOH | 正电源轨余量 | RL = 10kΩ 至 VS/2 | 15 | 30 | mV | ||
VOL | 负电源轨余量 | RL = 10kΩ 至 VS/2 | 15 | 30 | mV | ||
CL 驱动 | 负载电容驱动 | VO = 100mV 阶跃,过冲 < 20% | 500 | pF | |||
ZO | 闭环输出阻抗 | f = 10kHz | 51 | Ω | |||
ISC | 短路电流 | VS = 5.5V | ±20 | mA | |||
频率响应 | |||||||
BW | 带宽,–3dB | G = 10 | VIN = 10mVpk-pk | 100 | kHz | ||
G = 20 | 50 | ||||||
带宽,–3dB | G = 30 | 40 | |||||
G = 50 | 25 | ||||||
THD + N | 总谐波失真 + 噪声 | VS = 5.5V,VCM = 2.75V,VO = 1VRMS,G = 10,RL = 100kΩ ƒ = 1kHz,80kHz 测量 BW |
0.04 | % | |||
THD + N | 总谐波失真 + 噪声 | VS = 5.5V,VCM = 2.75V,VO = 1VRMS,G = 50,RL = 100kΩ ƒ = 1kHz,80kHz 测量 BW |
VS = 5.5V,VCM = 2.75V,VO = 1VRMS,G = 50,RL = 100kΩ ƒ = 1kHz,80kHz 测量 BW |
0.15 | % | ||
EMIRR | 电磁干扰抑制比 | f = 1GHz,VIN_EMIRR = 100mV | 96 | dB | |||
SR | 压摆率 | VS = 5V,VO = 2V 阶跃 | 0.24 | V/µs | |||
tS | 建立时间 | G = 10,达到 0.1%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 17 | µs | |||
G = 10,达到 0.01%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 38 | ||||||
G = 20,达到 0.1%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 20 | ||||||
G = 20,达到 0.01%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 27 | ||||||
建立时间 | G = 30,达到 0.1%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 30 | |||||
G = 30,达到 0.01%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 57 | ||||||
G = 50,达到 0.1%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 44 | ||||||
G = 50,达到 0.01%,VS = 5.5V,VSTEP = 2V,CL = 10pF | 85 | ||||||
过载恢复 | VIN = 1V,G = 10 | 16 | µs | ||||
过载恢复 | VIN = 1V,G = 50 | VIN = 1V,G = 50 | 6.5 | µs | |||
参考输入 | |||||||
RIN | 输入阻抗 | 60 | kΩ | ||||
电压范围 | (V–) | (V+) | V | ||||
输出增益 | 1 | V/V | |||||
参考增益误差 | ±0.004 | % | |||||
电源 | |||||||
VS | 电源电压 | 单电源 | 1.7 | 5.5 | V | ||
VS | 电源电压 | 双电源 | ±0.85 | ±2.75 | V | ||
IQ | 静态电流 | VIN = 0V | 100 | 125 | µA | ||
TA = –40°C 至 125°C | 135 | ||||||
IQSD | 每个放大器的静态电流 | 所有放大器均为禁用状态,SHDN = V– | 0.70 | 1.25 | µA | ||
VIL | 逻辑低电平阈值电压(增益选择) | 对于 INA350ABS,G = 10,对于 INA350CDS,G = 30 | (V–) + 0.2 V | V | |||
VIH | 逻辑高电平阈值电压(增益选择) | 对于 INA350ABS,G = 20,对于 INA350CDS,G = 50 | (V–) + 1V | V | |||
tON | 放大器启用时间(完全关断)(6) | VCM = VS/2,VO = 0.9 × VS/2, RL 连接到 V– |
100 | µs | |||
tOFF | 放大器禁用时间(6) | VCM = VS/2,VO = 0.1 × VS/2, RL 连接到 V– |
4 | µs | |||
SHDN 引脚输入偏置电流(每个引脚) | (V+) ≥ SHDN ≥ (V–) + 1V | 10 | nA | ||||
SHDN 引脚输入偏置电流(每个引脚) | (V–) ≤ SHDN ≤ (V–) + 0.2V | 175 | nA |