參數(shù)資料
型號: LT1022CN8#PBF
廠商: Linear Technology
文件頁數(shù): 1/12頁
文件大?。?/td> 0K
描述: IC PREC OP-AMP JFET HI-SPD 8-DIP
標(biāo)準(zhǔn)包裝: 50
放大器類型: J-FET
電路數(shù): 1
轉(zhuǎn)換速率: 24 V/µs
增益帶寬積: 8MHz
電流 - 輸入偏壓: 30pA
電壓 - 輸入偏移: 100µV
電流 - 電源: 7mA
電流 - 輸出 / 通道: 20mA
電壓 - 電源,單路/雙路(±): ±10 V ~ 18 V
工作溫度: 0°C ~ 70°C
安裝類型: 通孔
封裝/外殼: 8-DIP(0.300",7.62mm)
供應(yīng)商設(shè)備封裝: 8-PDIP
包裝: 管件
產(chǎn)品目錄頁面: 1317 (CN2011-ZH PDF)
1
LT1022
1022fa
Guaranteed Slew Rate: 23V/s Min
Guaranteed Offset Voltage: 250V Max
– 55°C to 125°C: 750V Max
Guaranteed Drift: 5V/°C Max
Guaranteed Bias Current:
70°C, 180pA Max
125°C, 4nA Max
Gain-Bandwidth Product: 8.5MHz Typ
Settling Time to 0.05% (10V Step): 0.9s Typ
The LT
1022 JFET input operational amplifier combines
high speed and precision performance.
A 26V/s slew rate and 8.5MHz gain-bandwidth product
are simultaneously achieved with offset voltage of
typically 80V, 1.5V/°C drift, bias currents of 50pA at
70°C, 500pA at 125°C. The output delivers 20mA of load
current without gain degradation.
The 250V maximum offset voltage specification
represents less than 1/2 least significant bit error in a
14-bit, 10V system.
The LT1022A meets or exceeds all OP-16A and OP-16E
specifications. It is faster and more accurate without
stability problems at cold temperatures.
The LT1022 can be used as the output amplifier for 12-bit
current output D/A converters, as shown below.
For a more accurate, lower power dissipation, but slower
JFET input op amp, please refer to the LT1055 data sheet.
Fast D/A Output Amplifiers (12, 14, 16 Bits)
High Speed Instrumentation
Fast, Precision Sample and Hold
Voltage-to-Frequency Converters
Logarithmic Amplifiers
12-Bit Voltage Output D/A Converter
High Speed, Precision
JFET Input Operational Amplifier
Large-Signal Response
FEATURES
DESCRIPTIO
U
APPLICATIO S
U
CF = 15pF TO 33pF
SETTLING TIME TO 2mV (0.8 LSB) = 1.5s TO 2s
LT1022 TA01
+
LT1022
–15V
15V
12-BIT CURRENT OUTPUT D/A
CONVERTER (e.g., 6012, 565 OR DAC-80)
0mA TO 2mA
OR 4mA
2
3
7
6
4
OUTPUT
0V TO 10V
CF
0.5s/DIV
5V/DIV
, LTC and LT are registered trademarks of Linear Technology Corporation.
TYPICAL APPLICATIO
U
AV = 1
CL = 100pF
TA = 25°C
VS = ±15V
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