失调电压 |
VOS
|
输入失调电压,LPV811 |
VS = 1.8V 和 3.3V,VCM = V- |
|
±60 |
±370 |
µV |
输入失调电压,LPV812 |
VS = 1.8V 和 3.3V,VCM = V- |
|
±55 |
±300 |
µV |
ΔVOS/ΔT |
输入偏移漂移 |
VCM = V- |
TA = –40°C 至 125°C |
|
±1 |
|
µV/°C |
PSRR |
电源抑制比 |
VS = 1.8V 至 3.3V,VCM = V- |
|
±1.6 |
±60 |
µV/V |
输入电压范围 |
VCM
|
共模电压范围 |
VS = 3.3V |
0 |
|
2.4 |
V |
CMRR |
共模抑制比,LPV811
|
(V–) ≤ VCM ≤ (V+) – 0.9V,VS = 3.3V |
77 |
95 |
|
dB |
共模抑制比,LPV812
|
(V–) ≤ VCM ≤ (V+) – 0.9V,VS = 3.3V |
80 |
98 |
|
dB |
输入偏置电流 |
IB
|
输入偏置电流 |
VS = 1.8V |
|
±100 |
|
fA |
IOS
|
输入失调电流 |
VS = 1.8V |
|
±100 |
|
fA |
输入阻抗 |
|
差模 |
|
|
7 |
|
pF |
|
共模 |
|
|
3 |
|
pF |
噪声 |
En
|
输入电压噪声 |
ƒ = 0.1Hz 至 10Hz |
|
6.5 |
|
µVp-p |
en
|
输入电压噪声密度 |
ƒ = 100Hz |
|
340 |
|
nV/√Hz
|
ƒ = 1kHz |
|
420 |
|
开环增益 |
AOL
|
开环电压增益 |
(V–) + 0.3V ≤ VO ≤ (V+) – 0.3V,RL = 100kΩ |
|
120 |
|
dB |
输出 |
VOH
|
相对于正电源轨的电压输出摆幅 |
VS = 1.8V,RL = 100kΩ(连接至 V+/2) |
10 |
3.5 |
|
mV |
VOL
|
相对于负电源轨的电压输出摆幅 |
VS = 1.8V,RL = 100kΩ(连接至 V+/2) |
|
2.5 |
10 |
ISC
|
短路电流 |
VS = 3.3V,对 VS/2 短路 |
|
4.7 |
|
mA |
ZO
|
开环输出阻抗 |
ƒ = 1KHz,IO = 0A |
|
90 |
|
kΩ |
频率响应 |
GBP |
增益带宽积 |
CL = 20pF,RL = 10MΩ,VS = 5V |
|
8 |
|
kHz |
SR |
压摆率(10% 至 90%) |
G = 1,上升沿,CL = 20pF,VS = 5V |
|
2 |
|
V/ms |
G = 1,下降沿,CL = 20pF,VS = 5V |
|
2.1 |
|
电
源 |
IQ
|
静态电流,LPV811 |
VCM = V-,IO = 0,VS = 3.3V |
|
450 |
540 |
nA |
静态电流,
每通道,LPV812 |
VCM = V-,IO = 0,VS = 3.3V |
|
425 |
495 |