Datasheet Texas Instruments ADS1254 — Даташит
| Производитель | Texas Instruments |
| Серия | ADS1254 |
24-битный аналого-цифровой преобразователь малой мощности, 20 кГц
Datasheets
24-Bit, 20kHz, Low Power Analog-to-Digital Converter datasheet
PDF, 712 Кб, Версия: B, Файл опубликован: 29 июн 2006
Выписка из документа
Статус
| ADS1254E | ADS1254E/2K5 | ADS1254E/2K5G4 | ADS1254EG4 | |
|---|---|---|---|---|
| Статус продукта | В производстве | В производстве | В производстве | В производстве |
| Доступность образцов у производителя | Нет | Нет | Да | Да |
Корпус / Упаковка / Маркировка
| ADS1254E | ADS1254E/2K5 | ADS1254E/2K5G4 | ADS1254EG4 | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Pin | 20 | 20 | 20 | 20 |
| Package Type | DBQ | DBQ | DBQ | DBQ |
| Industry STD Term | SSOP | SSOP | SSOP | SSOP |
| JEDEC Code | R-PDSO-G | R-PDSO-G | R-PDSO-G | R-PDSO-G |
| Package QTY | 50 | 2500 | 2500 | 50 |
| Carrier | TUBE | LARGE T&R | LARGE T&R | TUBE |
| Маркировка | ADS1254E | ADS1254E | ADS1254E | ADS1254E |
| Width (мм) | 3.9 | 3.9 | 3.9 | 3.9 |
| Length (мм) | 8.65 | 8.65 | 8.65 | 8.65 |
| Thickness (мм) | 1.5 | 1.5 | 1.5 | 1.5 |
| Pitch (мм) | .64 | .64 | .64 | .64 |
| Max Height (мм) | 1.75 | 1.75 | 1.75 | 1.75 |
| Mechanical Data | Скачать | Скачать | Скачать | Скачать |
Параметры
| Parameters / Models | ADS1254E | ADS1254E/2K5 | ADS1254E/2K5G4 | ADS1254EG4 |
|---|---|---|---|---|
| # Input Channels | 4 | 4 | 4 | 4 |
| Analog Voltage AVDD(Max), В | 5.25 | 5.25 | 5.25 | 5.25 |
| Analog Voltage AVDD(Min), В | 4.75 | 4.75 | 4.75 | 4.75 |
| Архитектура | Delta-Sigma | Delta-Sigma | Delta-Sigma | Delta-Sigma |
| Digital Supply(Max), В | 3.6 | 3.6 | 3.6 | 3.6 |
| Digital Supply(Min), В | 1.8 | 1.8 | 1.8 | 1.8 |
| INL(Max), +/-LSB | 252 | 252 | 252 | 252 |
| Input Range(Max), В | 5.25 | 5.25 | 5.25 | 5.25 |
| Тип входа | Differential | Differential | Differential | Differential |
| Integrated Features | 50/60 Hz Rejection | 50/60 Hz Rejection | 50/60 Hz Rejection | 50/60 Hz Rejection |
| Interface | SPI | SPI | SPI | SPI |
| Multi-Channel Configuration | Multiplexed | Multiplexed | Multiplexed | Multiplexed |
| Рабочий диапазон температур, C | от -40 до 85 | от -40 до 85 | от -40 до 85 | от -40 до 85 |
| Package Group | SSOP | SSOP | SSOP | SSOP |
| Package Size: mm2:W x L, PKG | 20SSOP: 52 mm2: 6 x 8.65(SSOP) | 20SSOP: 52 mm2: 6 x 8.65(SSOP) | 20SSOP: 52 mm2: 6 x 8.65(SSOP) | 20SSOP: 52 mm2: 6 x 8.65(SSOP) |
| Power Consumption(Typ), mW | 4.3 | 4.3 | 4.3 | 4.3 |
| Rating | Catalog | Catalog | Catalog | Catalog |
| Reference Mode | Ext | Ext | Ext | Ext |
| Разрешение, Bits | 24 | 24 | 24 | 24 |
| Sample Rate (max), SPS | 20kSPS | 20kSPS | 20kSPS | 20kSPS |
| Sample Rate(Max), MSPS | 0.02 | 0.02 | 0.02 | 0.02 |
| THD(Typ), дБ | -105 | -105 | -105 | -105 |
Экологический статус
| ADS1254E | ADS1254E/2K5 | ADS1254E/2K5G4 | ADS1254EG4 | |
|---|---|---|---|---|
| RoHS | Совместим | Совместим | Совместим | Совместим |
Application Notes
- Interfacing the ADS1251/52 to the MSP430PDF, 264 Кб, Файл опубликован: 8 мар 2005
This application report demonstrates an effective method to interface the ADS1251 and ADS1252 sigma-delta data converters to the MSP430F449 microcontroller. The software for this application report was developed on the HPA449 development system. - Understanding the ADS1251, ADS1253, and ADS1254 Input CircuitryPDF, 39 Кб, Файл опубликован: 17 дек 2002
- A Spreadsheet for Calculating the Frequency Response of the ADS1250-54 (Rev. A)PDF, 461 Кб, Версия: A, Файл опубликован: 5 сен 2003
The ADS1250, ADS1251, ADS1252, ADS1253 and ADS1254 family of high-resolution analog-to-digital converters (ADCs) share an advanced delta-sigma (О”ОЈ) topology. This application note reviews the frequency characteristics of these devices and shows how to use a companion Microsoft Excel? spreadsheet (sbaa103a.zip), available for download from the TI web site, to calculate the frequency res - Analog-to-Digital Converter Grounding Practices Affect System Performance (Rev. A)PDF, 69 Кб, Версия: A, Файл опубликован: 18 май 2015
- A Glossary of Analog-to-Digital Specifications and Performance Characteristics (Rev. B)PDF, 425 Кб, Версия: B, Файл опубликован: 9 окт 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 Кб, Версия: A, Файл опубликован: 16 апр 2015
Модельный ряд
Серия: ADS1254 (4)
Классификация производителя
- Semiconductors> Data Converters> Analog-to-Digital Converters (ADCs)> Precision ADCs (<=10MSPS)
