Datasheet 搜索 > 运算放大器 > TI（德州仪器） > OPA4228PA 数据手册 > OPA4228PA 数据手册 1/46 页
器件3D模型￥ 67.214
OPA4228PA 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
运算放大器
封装:
PDIP-14
描述:
OPA 系列Texas Instruments Burr Brown OPA 系列精密运算放大器适用于需要高精确度和由时间和温度引起的低参数化偏移的严苛应用。 典型应用包括：变换器和应变仪放大器、精密集成器、有源滤波器和高精度仪表。 这些设备中的很多以单、双和四路配置提供，采用通孔和 SMT 格式。### 运算放大器，Texas Instruments
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页面导航:
引脚图在P3P4Hot
典型应用电路图在P26P27P28
原理图在P16P23P26P30
封装尺寸在P33P34P35P36P38P39
标记信息在P33P34P35P36P37
封装信息在P32P33P34P35P36P37P38P39
技术参数、封装参数在P5P16P29
应用领域在P1P16P22P24P37P46
电气规格在P7P8P9P29
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OPA4228PA数据手册
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0.1 101 100 1k 10k
100k
10k
1k
100
10
1
Voltage Noise (nV/
√
Hz)
Current Noise (fA/
√
Hz)
Frequency (Hz)
INPUT VOLTAGE AND CURRENT NOISE
SPECTRAL DENSITY vs FREQUENCY
Current Noise
Voltage Noise
Product
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OPA227
,
OPA2227
,
OPA4227
OPA228
,
OPA2228
,
OPA4228
SBOS110B –MAY 1998–REVISED JUNE 2015
OPAx22x High Precision, Low Noise Operational Amplifiers
1 Features 3 Description
The OPAx22x series operational amplifiers combine
1
• Low Noise: 3nV/√Hz
low noise and wide bandwidth with high precision to
• Wide Bandwidth:
make them the ideal choice for applications requiring
– OPA227: 8 MHz, 2.3 V/μs
both AC and precision DC performance.
– OPA228: 33 MHz, 10 V/μs
The OPAx227 is unity-gain stable and features high
• Settling Time: 5 μs
slew rate (2.3V/µs) and wide bandwidth (8MHz). The
OPAx228 is optimized for closed-loop gains of 5 or
(Significant Improvement Over OP-27)
greater, and offers higher speed with a slew rate of
• High CMRR: 138 dB
10V/µs and a bandwidth of 33MHz.
• High Open-loop Gain: 160 dB
The OPAx227 and OPAx228 series operational
• Low Input Bias Current: 10 nA Maximum
amplifiers are ideal for professional audio equipment.
• Low Offset Voltage: 75 µV Maximum
In addition, low quiescent current and low cost make
them ideal for portable applications requiring high
• Wide Supply Range: ±2.5 V to ±18 V
precision.
• OPA227 Replaces OP-27, LT1007, MAX427
The OPAx227 and OPAx228 series operational
• OPA228 Replaces OP-37, LT1037, MAX437
amplifiers are pin-for-pin replacements for the
• Single, Dual, and Quad Versions
industry standard OP-27 and OP-37 with substantial
improvements across the board. The dual and quad
2 Applications
versions are available for space savings and per
channel cost reduction.
• Data Acquisition
• Telecom Equipment
The OPAx227, OPAx228, are available in DIP-8 and
SO-8 packages. The OPA4227 and OPA4228 are
• Geophysical Analysis
available in DIP-14 and SO-14 packages with
• Vibration Analysis
standard pin configurations. Operation is specified
• Spectral Analysis
from –40°C to 85°C.
• Professional Audio Equipment
Device Information
(1)
• Active Filters
PART NUMBER PACKAGE BODY SIZE (NOM)
• Power Supply Controls
PDIP (8) 9.81 mm × 6.35 mm
OPA227
OPA228
Input Referred Noise
SOIC (8) 4.90 mm × 3.91 mm
PDIP (8) 9.81 mm × 6.35 mm
OPA2227
OPA2228
SOIC (8) 4.90 mm × 3.91 mm
PDIP (14) 19.30 mm × 6.35 mm
OPA4227
OPA4228
SOIC (14) 8.65 mm × 3.91 mm
(1) For all available packages, see the orderable addendum at
the end of the data sheet.
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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