ZHCSM50A February 2021 – July 2021 AMC3302-Q1
PRODUCTION DATA
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | |
---|---|---|---|---|---|---|
模拟输入 | ||||||
RIN | 单端输入电阻 | INN = HGND | 4.75 | kΩ | ||
RIND | 差分输入电阻 | 4.9 | ||||
IIB | 输入偏置电流 | INP = INN = HGND;IIB = (IIBP + IIBN) / 2 | -48.5 | –36 | -28.5 | µA |
IIO | 输入失调电流 | IIO = IIBP – IIBN;INP = INN = HGND | ±10 | nA | ||
CIN | 单端输入电容 | INN = HGND,fIN = 275kHz | 4 | pF | ||
CIND | 差分输入电容 | fIN = 275 kHz | 2 | pF | ||
模拟输出 | ||||||
标称增益 | 41 | V/V | ||||
VCMout | 共模输出电压 | 1.39 | 1.44 | 1.49 | V | |
VCLIPout | 削波差分输出电压 | VOUT = (VOUTP – VOUTN); |VIN| = |VINP – VINN| > VClipping |
-2.52 | ±2.49 | 2.52 | V |
VFailsafe | 失效防护差分输出电压 | VOUT = (VOUTP – VOUTN);VDCDC_OUT ≤ VDCDCUV 或 VHLDO_OUT ≤ VHLDOUV | -2.63 | -2.57 | -2.53 | V |
BW | 输出带宽 | 290 | 340 | kHz | ||
R输出 | 输出电阻 | 在 OUTP 或 OUTN 上 | 0.2 | Ω | ||
输出短路电流 | 在 OUTP 或 OUTN 上,拉出或灌入,INP = INN = HGND,输出短接到 GND 或 VDD | 14 | mA | |||
CMTI | 共模瞬态抗扰度 | |HGND – GND| = 2kV | 95 | 155 | kV/µs | |
精度 | ||||||
VOS | 输入失调电压(1) (2) | TA = 25°C,INP = INN = HGND | -50 | ±15 | 50 | µV |
TCVOS | 输入温漂(1) (2) (4) | –0.5 | ±0.1 | 0.5 | uV/°C | |
EG | 增益误差(1) | TA = 25°C | –0.2% | ±0.04% | 0.2% | |
TCEG | 增益误差漂移(1) (5) | -35 | ±10 | 35 | ppm/°C | |
非线性度(1) | -0.03% | ±0.002% | 0.03% | |||
SNR | 信噪比 | VIN = 0.1VPP,fIN = 1kHz,BW = 10kHz,10kHz 滤波器 | 77 | 81 | dB | |
VIN = 0.1VPP,fIN = 10kHz, BW = 100kHz,1MHz 滤波器 |
70 | |||||
THD | 总谐波失真(3) | VIN = 0.1Vpp,fIN = 10kHz, BW = 100kHz |
–85 | dB | ||
输出噪声 | INP = INN = HGND,fIN = 0Hz, BW = 100kHz |
340 | µVRMS | |||
CMRR | 共模抑制比 | fIN = 0Hz,VCM min ≤ VCM ≤VCM max | –101 | dB | ||
fIN = 10kHz,VCM min ≤ VCM ≤VCM max | –101 | |||||
PSRR | 电源抑制比 | VDD 从 3.0V 到 5.5V,直流,以输入为基准 | –120 | dB | ||
INP = INN = HGND,VDD 从 3.0V 到 5.5V,10kHz / 100mV 纹波,以输入为基准 | –108 | |||||
电源 | ||||||
IDD | 低侧电源电流 | HLDO 上无外部负载 | 27.5 | 40 | mA | |
HLDO 上 1mA 无外部负载 | 29.5 | 42 | ||||
VDDUV | VDD 模拟欠压检测阈值 | VDD 上升 | 2.9 | V | ||
VDD 下降 | 2.8 | |||||
VDDPOR | VDD 数字复位阈值 | VDD 上升 | 2.5 | V | ||
VDD 下降 | 2.4 | |||||
VDCDC_OUT | 直流/直流输出电压 | DCDC_OUT 至 HGND | 3.1 | 3.5 | 4.65 | V |
VDCDCUV | 直流/直流输出欠压检测阈值电压 | 直流/直流输出下降 | 2.1 | 2.25 | V | |
VHLDO_OUT | 高侧 LDO 输出电压 | HLDO 至 HGND,高达 1mA 的外部负载 | 3 | 3.2 | 3.4 | V |
VHLDOUV | 高侧 LDO 输出欠压检测阈值电压 | HLDO 输出下降 | 2.4 | 2.6 | V | |
IH | 辅助电路的高侧电源电流 | 负载从 HLDO_OUT 连接到 HGND,非开关 | 1 | mA | ||
tAS | 模拟稳定时间 | VDD 阶跃至 3.0V,OUTP 和 OUTN 有效,0.1% 稳定 | 0.9 | 1.4 | ms |