ZHCSTY6B November 2023 – July 2024 OPA2891 , OPA891
PRODUCTION DATA
请参考 PDF 数据表获取器件具体的封装图。
参数 | 测试条件 | 最小值 | 典型值 | 最大值 | 单位 | |||
---|---|---|---|---|---|---|---|---|
动态性能 | ||||||||
BW | 小信号带宽 (–3dB) | 增益 = –1V/V 或 2V/V |
VCC = ±15V |
140 | MHz | |||
VCC = ±5V | 135 | |||||||
0.1dB 平坦带宽 | 增益 = –1V/V 或 2V/V |
VCC = ±15V | 9 | MHz | ||||
VCC = ±5V | 9 | |||||||
SR | 压摆率(1) | 增益 = -1V/V | VCC = ±15V,20V 阶跃 | 105 | V/μs | |||
VCC = ±5V,5V 阶跃 | 90 | |||||||
tS | 稳定时间 | 精度达 0.1%,增益 = –1V/V | VCC = ±15V,5V 阶跃 | 70 | ns | |||
VCC = ±5V,2.5V 阶跃 | 55 | |||||||
精度达 0.01%,增益 = –1V/V | VCC = ±15V,5V 阶跃 | 90 | ||||||
VCC = ±5V,2.5V 阶跃 | 80 | |||||||
音频性能 | ||||||||
THD+N | 总谐波失真 + 噪声 | 增益 = 1V/V,RL = 600Ω,f = 1kHz, BW = 80kHz |
VCC = ±15V,VO = 3VRMS | -137 | dB | |||
0.000014 | % | |||||||
VCC = ±5V,VO = 1VRMS | -130 | dB | ||||||
0.00003 | % | |||||||
增益 = 2V/V,RL = 600Ω,f = 1kHz, BW = 80kHz |
VCC = ±15V,VO = 3VRMS | -133 | dB | |||||
0.000022 | % | |||||||
VCC = ±5V,VO = 1VRMS | -124 | dB | ||||||
0.00006 | % | |||||||
IMD | 互调失真 | 增益 = 1V/V,RL = 600Ω,SMPTE/DIN 双音 4:1(60Hz 和 7kHz) | VCC = ±15V,VO = 3VRMS | -130 | dB | |||
0.000032 | % | |||||||
VCC = ±5V,VO = 1VRMS | -126 | dB | ||||||
0.00005 | % | |||||||
增益 = 2V/V,RL = 600Ω,SMPTE/DIN 双音 4:1(60Hz 和 7kHz) | VCC = ±15V,VO = 3VRMS | -126 | dB | |||||
0.00005 | % | |||||||
VCC = ±5V,VO = 1VRMS | -120 | dB | ||||||
0.0001 | % | |||||||
噪声和失真性能 | ||||||||
THD | 总谐波失真 | 增益 = 2V/V,VCC = ±5V 或 ±15V,f = 1MHz VO(pp) = 2V | -91 | dBc | ||||
Vn | 输入电压噪声 | VCC = ±5V 或 ±15V,f > 10kHz | 0.95 | nV/√Hz | ||||
In | 输入电流噪声 | VCC = ±5V 或 ±15V,f > 10kHz | 2.3 | pA/√Hz | ||||
通道间串扰 (仅限 OPA2891) |
VCC = ±5V 或 ±15V,f = 1MHz | -80 | dBc | |||||
直流性能 | ||||||||
VOS | 输入失调电压 | VCC = ±5V 或 ±15V,TA = 25°C | 0.2 | 1 | mV | |||
失调电压温漂 | VCC = ±5V 或 ±15V,TA = 全范围 | 1 | μV/°C | |||||
IIB | 输入偏置电流 | VCC = ±5V 或 ±15V | TA = 25°C | 9 | 20 | μA | ||
TA = 全范围 | 33 | |||||||
IOS | 输入失调电流 | VCC = ±5V 或 ±15V | TA = 25°C | 30 | 250 | nA | ||
TA = 全范围 | 400 | |||||||
输入特性 | ||||||||
VICR | 共模输入电压范围 | VCC = ±15V | ±13.8 | ±14.3 | V | |||
VCC = ±5V | ±3.8 | ±4.3 | ||||||
CMRR | 共模抑制比 | VCC = ±15V,VICR = ±12V | TA = 25°C | 85 | 104 | dB | ||
TA = 全范围 | 80 | |||||||
VCC = ±5V,VICR = ±2.5V | TA = 25°C | 90 | 106 | |||||
TA = 全范围 | 85 | |||||||
输入阻抗 | 共模 | 10 || 1.2 | MΩ || pF | |||||
差分模式 | 6 || 1.8 | kΩ || pF | ||||||
输出特性 | ||||||||
VO | 输出电压摆幅 | VCC = ±15V,RL = 250Ω | ±12 | ±12.9 | V | |||
VCC = ±5V | ±3 | ±3.5 | ||||||
IO | 输出电流(2) | RL = 10Ω | VCC = ±15V | 60 | 200 | mA | ||
VCC = ±5V | 50 | 160 | ||||||
RO | 输出电阻 | 开环 | 5 | Ω | ||||
电源 | ||||||||
ICC | 电源电流(每个放大器) | VCC = ±15V | TA = 25°C | 7.5 | 10 | mA | ||
TA = 全范围 | 11 | |||||||
VCC = ±5V | TA = 25°C | 6.5 | 9 | |||||
TA = 全范围 | 10 | |||||||
PSRR | 电源抑制比 | VCC = ±5V 或 ±15V,TA = 25°C | 90 | 105 | dB | |||
VCC = ±5V 或 ±15V,TA = 全范围 | 85 |