THS1207IDA - 12-Bit 6MSPS Quad ADC | Texas Instruments
Артикул: THS1207IDA ✓ Активен| Кол-во | Цена за ед. | Итого |
|---|---|---|
| 1 | $12.5 | $12,50 |
| 10 | $11.25 | $112,50 |
| 100 | $9.8 | $980,00 |
| 500 | $8.75 | $4.375,00 |
| 1.000 | $7.9 | $7.900,00 |
THS1207IDA Обзор
An analog-to-digital converter (ADC) is a critical component in signal processing chains that converts continuous analog signals into discrete digital values for processing by digital systems. The THS1207 is a pipelined ADC, a type of ADC that uses multiple stages to achieve high sampling rates while maintaining good resolution. Pipelined ADCs are widely used in applications requiring high-speed data acquisition, such as radar, imaging, and communications, where the ability to sample multiple channels simultaneously is essential.
Key features of the THS1207IDA include 12-bit resolution, a maximum sampling rate of 6 MSPS, and four simultaneously sampled analog inputs. The device supports both differential and single-ended input configurations, providing flexibility in signal conditioning. The parallel interface simplifies connection to DSPs and microprocessors, and the channel auto-scan feature allows sequential conversion of multiple channels without external control. The ADC also includes an internal reference and a low-power mode, making it suitable for battery-powered applications.
The THS1207 uses a pipelined architecture that balances speed and power consumption. The device achieves a signal-to-noise ratio (SNR) of dB and a spurious-free dynamic range (SFDR) of dB, ensuring accurate conversion of high-frequency signals. The simultaneous sampling capability is particularly valuable in applications where phase relationships between multiple signals must be preserved, such as in three-phase power monitoring or I/Q demodulation.
Typical applications include radar systems, medical imaging, high-speed data acquisition, and communications. The THS1207IDA is also suitable for industrial control and test equipment where multi-channel, high-speed analog-to-digital conversion is required. Its low power consumption and small package make it ideal for space-constrained designs.
When designing with the THS1207IDA, ensure proper decoupling of the analog and digital supplies to minimize noise coupling. The reference voltage should be bypassed with a capacitor to maintain stability. The parallel interface timing must be carefully matched to the host processor to avoid data corruption.
Аналоги без доработки для THS1207IDA — тот же корпус, pin-to-pin совместимость. Компоненты в других корпусах, требующие переработки PCB, исключены.
Варианты в этой серии
Модели той же серии, совместимые без доработки с THS1207IDA (тот же форм-фактор и посадочное место) — отличается по Package, Resolution, Architecture, Input Type, Operating Temperature Range.
Инструмент быстрого сравнения — выберите альтернативные компоненты для сравнения бок о бок:
THS1207IDAG4
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
THS1207CDAR
✅ Прямая замена📋 Справочный аналог (нет в каталоге)
ADS7800KU/1K
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$7.2 / шт.
Открыть даташит →ADS1258-EP
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$11.75 / шт.
Открыть даташит →ADS1217
✅ Прямая замена ⚠️ Характеристики не проверены✓ В наличии
$7.99 / шт.
Открыть даташит →THS1207IDA Максимальные параметры и электрические характеристики
| Разрешение | 12 Bit |
| Частота дискретизации | 6 MSPS |
| Number of Input Channels | 2, 4 |
| Input Type | Differential, Single Ended |
| Интерфейс | Parallel |
| Architecture | Pipelined |
| Напряжение питания | 5 V |
| Диапазон рабочих температур | -40°C to 85°C |
| Корпус | 32-TSSOP (DA) |
| Тип монтажа | Surface Mount |
| Количество выводов | 32 |
| Тип выхода | CMOS/TTL |
| Reference Type | Internal |
Конфигурация выводов THS1207IDA
| Контакт 1 | AVDD — Analog power supply |
| Контакт 2 | AVSS — Analog ground |
| Контакт 3 | AINP1 — Analog input 1 positive |
| Контакт 4 | AINM1 — Analog input 1 negative |
| Контакт 5 | AINP2 — Analog input 2 positive |
| Контакт 6 | AINM2 — Analog input 2 negative |
| Контакт 7 | AINP3 — Analog input 3 positive |
| Контакт 8 | AINM3 — Analog input 3 negative |
| Контакт 9 | AINP4 — Analog input 4 positive |
| Контакт 10 | AINM4 — Analog input 4 negative |
| Контакт 11 | REFB — Reference bypass |
| Контакт 12 | REFOUT — Reference output |
| Контакт 13 | DVDD — Digital power supply |
| Контакт 14 | DVSS — Digital ground |
| Контакт 15 | D0 — Data output bit 0 |
| Контакт 16 | D1 — Data output bit 1 |
| Контакт 17 | D2 — Data output bit 2 |
| Контакт 18 | D3 — Data output bit 3 |
| Контакт 19 | D4 — Data output bit 4 |
| Контакт 20 | D5 — Data output bit 5 |
| Контакт 21 | D6 — Data output bit 6 |
| Контакт 22 | D7 — Data output bit 7 |
| Контакт 23 | D8 — Data output bit 8 |
| Контакт 24 | D9 — Data output bit 9 |
| Контакт 25 | D10 — Data output bit 10 |
| Контакт 26 | D11 — Data output bit 11 |
| Контакт 27 | CS — Chip select |
| Контакт 28 | RD — Read strobe |
| Контакт 29 | WR — Write strobe |
| Контакт 30 | CONVST — Conversion start |
| Контакт 31 | BUSY — Busy output |
| Контакт 32 | CLK — Clock input |
Типичное применение
THS1207IDA подходит для 6 применениеs: Radar Systems, Medical Imaging, High-Speed Data Acquisition, Communications, Industrial Control, Test and Measurement.
Radar Systems
The THS1207IDA's 12-bit resolution and 6 MSPS sampling rate enable high-speed digitization of radar return signals. Its four simultaneously sampled channels allow coherent processing of multiple antenna elements, preserving phase information critical for beamforming and target detection. The parallel interface simplifies connection to DSPs for real-time signal processing.
Рекомендуется
Medical Imaging
In medical imaging systems such as ultrasound, the THS1207IDA provides high-speed, multi-channel analog-to-digital conversion. Its simultaneous sampling ensures accurate phase alignment between transducer elements, improving image quality. The low power consumption and small TSSOP package make it suitable for portable devices. The parallel interface allows efficient data transfer to imaging processors.
Рекомендуется
High-Speed Data Acquisition
The THS1207IDA is ideal for high-speed data acquisition systems that require simultaneous sampling of multiple channels. With a 6 MSPS sampling rate and 12-bit resolution, it can capture fast transients and multi-phase signals accurately. The channel auto-scan feature simplifies sequential conversion of multiple inputs, reducing processor overhead. Its parallel interface ensures low-latency data transfer.
Рекомендуется
Communications
In communications systems, the THS1207IDA is used for digitizing IF signals in receivers and transmitters. Its high sampling rate and 12-bit resolution support wideband signal processing. The simultaneous sampling of I and Q channels preserves phase coherence, essential for demodulation. The parallel interface integrates easily with FPGAs and DSPs for baseband processing.
Рекомендуется
Industrial Control
The THS1207IDA is suitable for industrial control systems that require high-speed, multi-channel analog-to-digital conversion. Its simultaneous sampling capability is essential for monitoring three-phase power or multiple sensors in real time. The wide operating temperature range (-40°C to 85°C) ensures reliable operation in harsh environments. The parallel interface allows direct connection to microcontrollers and PLCs.
Рекомендуется
Test and Measurement
The THS1207IDA is used in test and measurement equipment such as oscilloscopes and data loggers. Its high sampling rate and 12-bit resolution enable accurate capture of fast waveforms. The four simultaneously sampled channels allow multi-channel measurements with precise time alignment. The parallel interface simplifies integration with measurement processors and FPGAs.
Рекомендуется
Сводка рекомендуемых товаров
Справочные инженерные данные для THS1207IDA — сравнение, рекомендации по проектированию и информация о соответствии.
Руководство по выбору
Сравнение с аналогами
| Параметр | Этот товар | THS1207IDAG4 | THS1207CDAR | ADS7800KU/1K | ADS1258-EP | ADS1217 |
|---|---|---|---|---|---|---|
| Package | 32-TSSOP (DA) | 32-TSSOP (DA) | 32-TSSOP (DA) | 32-TSSOP (DA) | 32-TSSOP (DA) | 32-TSSOP (DA) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Resolution | 12 Bit | 12 Bit | 12 Bit | 12 Bit | 24 Bit | 24 Bit |
| Sampling Rate | 6 MSPS | 6 MSPS | 6 MSPS | 10 MSPS | 0.03 MSPS | 0.001 MSPS |
| Number of Channels | 2, 4 | 2, 4 | 2, 4 | 1 | 16 | 8 |
| Interface | Parallel | Parallel | Parallel | Parallel | SPI | SPI |
| Supply Voltage | 5 V | 5 V | 5 V | 5 V | 5 V | 5 V |
| Operating Temperature | -40°C to 85°C | -40°C to 85°C | -40°C to 85°C | -40°C to 85°C | -40°C to 85°C | -40°C to 85°C |
Ключевые отличия
- Simultaneous sampling of four channels (против ADS7800KU/1K)
- Higher sampling rate than delta-sigma alternatives (против ADS1258-EP)
- Parallel interface for low-latency data transfer (против ADS1217)
Заметки по проектированию
The THS1207IDA requires a clean 5V analog supply (AVDD) and digital supply (DVDD). Use separate analog and digital ground planes to minimize noise coupling. Place 0.1uF and 10uF decoupling capacitors close to each supply pin. The reference output (REFOUT) should be bypassed with a 1uF capacitor to ground to ensure stability.
For optimal performance, route analog input traces away from digital traces to reduce crosstalk. Use differential routing for AINP/AINM pairs to maintain signal integrity. Keep the analog input traces short and shielded if possible. The TSSOP package has a thermal pad that should be connected to the ground plane for heat dissipation.
Ensure the conversion start (CONVST) signal is properly synchronized with the clock to avoid metastability. The parallel data bus should be buffered if driving long traces. Do not exceed the absolute maximum ratings for supply voltage and input voltage. Refer to the datasheet for timing diagrams to avoid setup/hold violations.
Информация о соответствии
RoHS compliant per TI product page. Not AEC-Q100 qualified.
