Datasheet Texas Instruments ADS7251 — 数据表
| 制造商 | Texas Instruments |
| 系列 | ADS7251 |
SAR ADC，双路，2 MSPS，12位，同步采样
数据表
ADS7x51 12-Bit, 2-MSPS and 14-Bit, 1.5-MSPS, Dual, Differential Input, Simultaneous-Sampling, Analog-to-Digital Converters with Internal Reference datasheet
PDF, 1.3 Mb, 修订版: A, 档案已发布: Apr 9, 2014
从文件中提取
价格
状态
| ADS7251IRTER | ADS7251IRTET | |
|---|---|---|
| Lifecycle Status | Active (Recommended for new designs) | Active (Recommended for new designs) |
| Manufacture's Sample Availability | No | Yes |
打包
| ADS7251IRTER | ADS7251IRTET | |
|---|---|---|
| N | 1 | 2 |
| Pin | 16 | 16 |
| Package Type | RTE | RTE |
| Industry STD Term | WQFN | WQFN |
| JEDEC Code | S-PQFP-N | S-PQFP-N |
| Package QTY | 3000 | 250 |
| Carrier | LARGE T&R | SMALL T&R |
| Device Marking | 7251 | 7251 |
| Width (mm) | 3 | 3 |
| Length (mm) | 3 | 3 |
| Thickness (mm) | .75 | .75 |
| Pitch (mm) | .5 | .5 |
| Max Height (mm) | .8 | .8 |
| Mechanical Data | 下载 | 下载 |
参数化
| Parameters / Models | ADS7251IRTER | ADS7251IRTET |
|---|---|---|
| # Input Channels | 2 | 2 |
| Analog Voltage AVDD(Max), V | 5.25 | 5.25 |
| Analog Voltage AVDD(Min), V | 4.75 | 4.75 |
| Architecture | SAR | SAR |
| Digital Supply(Max), V | 5.25 | 5.25 |
| Digital Supply(Min), V | 1.65 | 1.65 |
| INL(Max), +/-LSB | 1 | 1 |
| Input Range(Max), V | 5.25 | 5.25 |
| Input Type | Differential | Differential |
| Integrated Features | N/A | N/A |
| Interface | SPI | SPI |
| Multi-Channel Configuration | Simultaneous Sampling | Simultaneous Sampling |
| Operating Temperature Range, C | -40 to 125 | -40 to 125 |
| Package Group | WQFN | WQFN |
| Package Size: mm2:W x L, PKG | 16WQFN: 9 mm2: 3 x 3(WQFN) | 16WQFN: 9 mm2: 3 x 3(WQFN) |
| Power Consumption(Typ), mW | 55 | 55 |
| Rating | Catalog | Catalog |
| Reference Mode | Int | Int |
| Resolution, Bits | 12 | 12 |
| SINAD, dB | 72.9 | 72.9 |
| SNR, dB | 73 | 73 |
| Sample Rate (max), SPS | 2 MSPS | 2 MSPS |
| Sample Rate(Max), MSPS | 2 | 2 |
| THD(Typ), dB | -90 | -90 |
生态计划
| ADS7251IRTER | ADS7251IRTET | |
|---|---|---|
| RoHS | Compliant | Compliant |
应用须知
- Analog-to-Digital Converter Grounding Practices Affect System Performance (Rev. A)PDF, 69 Kb, 修订版: A, 档案已发布: May 18, 2015
- A Glossary of Analog-to-Digital Specifications and Performance Characteristics (Rev. B)PDF, 425 Kb, 修订版: B, 档案已发布: Oct 9, 2011
This glossary is a collection of the definitions of Texas Instruments' Delta-Sigma (О”ОЈ), successive approximation register (SAR), and pipeline analog-to-digital (A/D) converter specifications and performance characteristics. Although there is a considerable amount of detail in this document, the product data sheet for a particular product specification is the best and final reference. - Principles of Data Acquisition and Conversion (Rev. A)PDF, 132 Kb, 修订版: A, 档案已发布: Apr 16, 2015
模型线
系列: ADS7251 (2)
制造商分类
- Semiconductors> Data Converters> Analog-to-Digital Converters (ADCs)> Precision ADCs (<=10MSPS)