ZHCSID8C January 2009 – January 2016 OPA2348-Q1 , OPA348-Q1 , OPA4348-Q1
PRODUCTION DATA.
参数 | 测试条件 | TA(1) | 最小值 | 典型值 | 最大值 | 单位 | ||
---|---|---|---|---|---|---|---|---|
VOS | 输入偏移电压 | VS = 5V,VCM = (V–) + 0.8V | 25°C | 1 | 5 | mV | ||
完整范围 | 6 | |||||||
ΔVOS/ΔT | 失调电压温度漂移 | 完整范围 | 4 | µV/°C | ||||
PSRR | 失调电压漂移与电源间的关系 | VS = 2.5V 至 5.5V,VCM < (V+) – 1.7V | 25°C | 60 | 175 | µV/V | ||
完整范围 | 300 | |||||||
通道分离 | dc | 25°C | 0.2 | µV/V | ||||
f = 1kHz | 25°C | 134 | dB | |||||
VCM | 输入共模电压范围 | 25°C | (V-)-0.2 | (V+)+0.2 | V | |||
CMRR | 输入共模抑制比 | (V–) – 0.2V < VCM < (V+) – 1.7V | 25°C | 70 | 82 | dB | ||
完整范围 | 66 | |||||||
VS = 5.5V,(V–) – 0.2V < VCM < (V+) + 0.2V | 25°C | 60 | 71 | |||||
VS = 5.5V,(V–) < VCM < (V+) | 完整范围 | 56 | ||||||
IB | 输入偏置电流 | 25°C | ±0.5 | ±10 | pA | |||
IOS | 输入偏移电流 | 25°C | ±0.5 | ±10 | pA | |||
ZI | 输入阻抗 | 差分 | 25°C | 1013|| 3 | Ω || pF | |||
共模 | 1013|| 3 | |||||||
输入电压噪声 | VCM < (V+) – 1.7V,f = 0.1Hz 至 10Hz | 25°C | 10 | µVPP | ||||
Vn | 输入电压噪声密度 | VCM < (V+) – 1.7V,f = 1kHz | 25°C | 35 | nV/√Hz | |||
In | 输入电流噪声密度 | VCM < (V+) – 1.7V,f = 1kHz | 25°C | 4 | fA/√Hz | |||
AOL | 开环电压增益 | VS = 5V,RL = 100kΩ,
0.025V < VO < 4.975V |
25°C | 94 | 108 | dB | ||
完整范围 | 90 | |||||||
VS = 5V,RL = 5kΩ,
0.125V < VO < 4.875V |
25°C | 90 | 98 | |||||
完整范围 | 88 | |||||||
相对于电源轨的电压输出摆幅 | RL = 100kΩ,AOL > 94dB | 25°C | 18 | 25 | mV | |||
完整范围 | 25 | |||||||
RL = 5kΩ,AOL > 90dB | 25°C | 100 | 125 | mV | ||||
完整范围 | 125 | |||||||
ISC | 输出短路电流 | 25°C | ±10 | mA | ||||
CLOAD | 容性负载驱动 | 请参见典型特性部分 | 25°C | |||||
GBW | 增益带宽积 | CL = 100pF | 25°C | 1 | MHz | |||
SR | 压摆率 | CL = 100pF,G = +1 | 25°C | 0.5 | V/µs | |||
ts | 趋稳时间 | 0.1% | CL = 100pF,VS = 5.5V,2V 阶跃,G = +1 | 25°C | 5 | µs | ||
0.01% | 7 | |||||||
过载恢复时间 | VIN × 增益 > VS | 25°C | 1.6 | µs | ||||
THD+N | 总谐波失真与噪声 | CL = 100pF,VS = 5.5V,VO = 3VPP,
G = +1,f = 1kHz |
25°C | 0.0023% | ||||
IQ | 静态电流 | (每个放大器) | 25°C | 45 | 65 | µA | ||
完整范围 | 75 |