ZHCSNT6 August 2021 OPA397
PRODUCTION DATA
| 参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | ||
|---|---|---|---|---|---|---|---|
| 失调电压 | |||||||
| VOS | 输入失调电压 | VS=5.0 V | ±10 | ±60 | μV | ||
| VCM = (V+) – 200mV | ±20 | ±100 | |||||
| TA = –40°C 至 +125°C | ±200 | ||||||
| VCM = (V–)，TA = –40°C 至 125°C | ±125 | ||||||
| dVOS/dT | 输入失调电压漂移 | VS = 5.0V | TA = 0°C 至 85°C | ±0.16 | μV/°C | ||
| TA = –40°C 至 +125°C | ±1 | ||||||
| VCM = 5.0V， TA = –40°C 至 +125°C |
±0.18 | ±1.5 | |||||
| PSRR | 电源抑制比 | VCM = (V–) | ±30 | μV/V | |||
| TA = –40°C 至 +125°C | ±80 | ||||||
| 输入偏置电流 | |||||||
| IB | 输入偏置电流 | ±0.01 | ±1 | pA | |||
| TA = –40°C 至 +85°C | ±10 | ||||||
| TA = -40°C 至 +125°C | ±50 | ||||||
| IOS | 输入失调电流 | ±0.01 | ±0.8 | pA | |||
| TA = –40°C°C 至 +85°C | ±5 | ||||||
| TA=-40°C 至 +125°C | ±30 | ||||||
| 噪声 | |||||||
| 输入电压噪声 | f = 0.1Hz 至 10Hz | 2.0 | μVPP | ||||
| VCM = (V+) – 0.3 | 3.2 | ||||||
| eN | 输入电压噪声密度 | f = 10Hz | 42 | nV/√Hz | |||
| VCM = (V+) – 0.3 | 80 | ||||||
| f = 1kHz | 6.5 | ||||||
| VCM = (V+) – 0.3 | 10.4 | ||||||
| f = 10kHz | 4.4 | ||||||
| VCM = (V+) – 0.3 | 5.8 | ||||||
| iN | 输入电流噪声 | f = 1kHz | 70 | fA/√Hz | |||
| 输入电压 | |||||||
| VCM | 共模电压范围 | (V–) | (V+) | V | |||
| CMRR | 共模抑制比 | (V–) < VCM < (V+) – 1.5V | 75 | 120 | dB | ||
| TA = -40°C 至 +125°C | 113 | ||||||
| (V–) < VCM < (V+)， TA = –40°C 至 +125°C |
66 | 97 | |||||
| VS = 5.5V | 88 | 111 | |||||
| 输入电容 | |||||||
| ZID | 差分 | 1013 || 2.8 | Ω || pF | ||||
| ZICM | 共模 | 1013 || 3.5 | Ω || pF | ||||
| 开环增益 | |||||||
| AOL | 开环电压增益 | VS = 5.5 | (V–) + 50mV < VOUT < (V+) – 50mV，RL = 10kΩ |
115 | 132 | dB | |
| (V–) + 100mV < VOUT < (V+) – 100mV，RL = 2kΩ |
110 | 128 | |||||
| (V–) + 100mV < VOUT < (V+) – 100mV，RL = 2kΩ， TA = –40°C 至 +125°C |
100 | ||||||
| VS = 1.7 | (V–) + 50mV < VOUT < (V+) – 50mV，RL = 10kΩ， VCM = (V+) – 1.15V |
106 | 124 | ||||
| (V–) + 100mV < VOUT < (V+) – 100mV，RL = 2kΩ， VCM = (V+) – 1.15V |
106 | 124 | |||||
| (V–) + 100mV < VOUT < (V+) – 100mV，RL = 2kΩ， VCM = (V+) – 1.15V， TA = –40°C 至 +125°C |
100 | ||||||
| 频率响应 | |||||||
| GBW | 增益带宽积 | AV = 1000 V/V | 13 | MHz | |||
| SR | 压摆率 | 4V 阶跃，增益 = +1 | 下降 | 4.5 | V/μs | ||
| 上升 | 3.5 | V/μs | |||||
| 相位裕度 | CL = 100pF | 45 | ° | ||||
| tS | 趋稳时间 | 精度为 0.1%，2V 阶跃，增益 = +1 | 0.75 | μs | |||
| 精度为 0.01%，2V 阶跃，增益 = +1 | 1 | ||||||
| 过载恢复时间 | VIN × 增益 > VS | 0.45 | μs | ||||
| THD+N | 总谐波失真 + 噪声 | VOUT = 1VRMS，增益 = +1，f = 1kHz，RL = 10kΩ， VCM = (V–) + 1.5V |
-112 | dB | |||
| 0.00025 | % | ||||||
| 输出 | |||||||
| 距离两个电源轨的电压输出摆幅 | VS = 1.7V | RL = 10kΩ | 20 | mV | |||
| RL = 2kΩ | 30 | ||||||
| VS = 5.5V | RL = 10kΩ | 20 | |||||
| RL = 2kΩ | 35 | ||||||
| ISC | 短路电流 | 灌电流，VS = 5.5V | –55 | mA | |||
| 拉电流，VS = 5.5V | 65 | ||||||
| RO | 开环输出阻抗 | f = 1MHz | 120 | Ω | |||
| 电源 | |||||||
| IQ | 每个放大器的静态电流 | IO=0mA | 1.22 | 1.4 | mA | ||
| IO = 0mA，TA = –40°C 至 +125°C | 1.5 | ||||||