ZHCSGP3D
September 2017 – December 2018
OPA2837
,
OPA837
PRODUCTION DATA.
1
特性
2
应用
具有真正接地输入和输出范围的低功耗、低噪声、精密单端 SAR ADC 驱动器
3
说明
Device Images
4
修订历史记录
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information: OPA837
6.5
Thermal Information: OPA2837
6.6
Electrical Characteristics: VS = 5 V
6.7
Electrical Characteristics: VS = 3 V
6.8
Typical Characteristics: VS = 5.0 V
6.9
Typical Characteristics: VS = 3.0 V
6.10
Typical Characteristics: ±2.5-V to ±1.5-V Split Supply
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagrams
7.3
Feature Description
7.3.1
OPA837 Comparison
7.3.2
Input Common-Mode Voltage Range
7.3.3
Output Voltage Range
7.3.4
Power-Down Operation
7.3.5
Low-Power Applications and the Effects of Resistor Values on Bandwidth
7.3.6
Driving Capacitive Loads
7.4
Device Functional Modes
7.4.1
Split-Supply Operation (±1.35 V to ±2.7 V)
7.4.2
Single-Supply Operation (2.7 V to 5.4 V)
8
Application and Implementation
8.1
Application Information
8.1.1
Noninverting Amplifier
8.1.2
Inverting Amplifier
8.1.3
Output DC Error Calculations
8.1.4
Output Noise Calculations
8.1.5
Instrumentation Amplifier
8.1.6
Attenuators
8.1.7
Differential to Single-Ended Amplifier
8.1.8
Differential-to-Differential Amplifier
8.1.9
Pulse Application With Single-Supply Circuit
8.1.10
ADC Driver Performance
8.2
Typical Applications
8.2.1
Active Filters
8.2.1.1
Design Requirements
8.2.1.2
Detailed Design Procedure
8.2.1.3
Application Curves
8.2.2
Implementing a 2:1 Active Multiplexer
8.2.2.1
Design Requirements
8.2.2.2
Detailed Design Procedure
8.2.3
1-Bit PGA Operation
8.2.3.1
Design Requirements
8.2.3.2
Detailed Design Procedure
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
器件和文档支持
11.1
文档支持
11.1.1
相关文档
11.2
相关链接
11.3
接收文档更新通知
11.4
社区资源
11.5
商标
11.6
静电放电警告
11.7
术语表
12
机械、封装和可订购信息
封装选项
机械数据 (封装 | 引脚)
DCK|5
MPDS025J
DBV|6
MPDS026Q
散热焊盘机械数据 (封装 | 引脚)
订购信息
zhcsgp3d_oa
zhcsgp3d_pm
6.8
Typical Characteristics: V
S
= 5.0 V
at V
S+
= 5.0 V, V
S–
= 0 V, V
OUT
= 2 V
PP
, R
F
= 0 Ω, R
L
= 2 kΩ, G = 1 V/V, input and output referenced to mid-supply, and T
A
≈ 25°C (unless otherwise noted)
See
Figure 74
and
Table 2
, V
OUT
= 20 mV
PP
, R
LOAD
= 2 kΩ
Figure 1.
Noninverting Small-Signal Frequency Response
vs Gain
Gain = 2 V/V, R
LOAD
= 2 kΩ
Figure 3.
Noninverting Large-Signal Bandwidth vs V
OPP
See
Figure 74
and
Table 2
, V
OUT
= 200 mV
PP
, R
LOAD
= 2 kΩ
Figure 5.
Noninverting Response Flatness vs Gain
See
Figure 74
, gain = 2 V/V,
input edge rate set to stay below slew limiting
Figure 7.
Noninverting Step Response vs Time and V
OPP
See
Figure 74
and
Table 2
Figure 9.
Simulated Noninverting Settling Time
See
Figure 74
and
Table 2
, gain = 2 V/V
Figure 11.
Noninverting Overdrive Recovery
See
Figure 74
,
Figure 75
,
Table 2
, and
Table 3
, V
OUT
= 2 V
PP
Figure 13.
Harmonic Distortion vs Frequency
See
Figure 74
,
Figure 75
,
Table 2
, and
Table 3
, V
OUT
= 2 V
PP
,
f = 100 kHz
Figure 15.
Harmonic Distortion vs Output Voltage
See
Figure 87
, V
OUT
= 2 V
PP
, f = 100 kHz
Figure 17.
Harmonic Distortion as Active Mux
See
Figure 75
and
Table 3
, V
OUT
= 20 mV
PP
, R
LOAD
= 2 kΩ
Figure 2.
Inverting Small-Signal Frequency Response
vs Gain
Gain = –1 V/V, R
LOAD
= 2 kΩ
Figure 4.
Inverting Large-Signal Bandwidth vs V
OPP
See
Figure 75
and
Table 3
, V
OUT
= 200 mV
PP
, R
LOAD
= 2 kΩ
Figure 6.
Inverting Response Flatness vs Gain
See
Figure 75
, gain = –1 V/V,
input edge rate set to stay below slew limiting
Figure 8.
Inverting Step Response vs Time and V
OPP
See
Figure 75
and
Table 3
Figure 10.
Simulated Inverting Settling Time
See
Figure 75
and
Table 3
, gain –2 V/V
Figure 12.
Inverting Overdrive Recovery
See
Figure 74
,
Figure 75
,
Table 2
, and
Table 3
, V
OUT
= 2 V
PP
,
f = 100 kHz
Figure 14.
Harmonic Distortion vs R
LOAD
See
Figure 74
,
Figure 75
,
Table 2
, and
Table 3
, V
OUT
= 2 V
PP
,
f = 100 kHz
Figure 16.
Harmonic Distortion vs Gain Magnitude
See
Figure 87
, gain of 1 V/V or 2 V/V, V
OUT
= 2 V
PP
,
f = 100 kHz
Figure 18.
Harmonic Distortion as 1-Bit PGA
千亿体育app官网登录(中国)官方网站IOS/安卓通用版/手机APP
|
米乐app下载官网(中国)|ios|Android/通用版APP最新版
|
米乐|米乐·M6(中国大陆)官方网站
|
千亿体育登陆地址
|
华体会体育(中国)HTH·官方网站
|
千赢qy国际_全站最新版千赢qy国际V6.2.14安卓/IOS下载
|
18新利网v1.2.5|中国官方网站
|
bob电竞真人(中国官网)安卓/ios苹果/电脑版【1.97.95版下载】
|
千亿体育app官方下载(中国)官方网站IOS/安卓/手机APP下载安装
|