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ADS7809U
+БОМIC ADC 16BIT SAR 20SOIC
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ПроизводительТехасские инструменты
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Мфр. Часть #ADS7809U
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Пакет SOIC (DW)-20
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В наличии6471
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Package | Bulk,Tube |
| ProductStatus | Active |
| NumberofBits | 16 |
| SamplingRate(PerSecond) | 100k |
| NumberofInputs | 1 |
| InputType | Single Ended |
| DataInterface | SPI, DSP |
| Configuration | S/H-ADC |
| Ratio-S/H:ADC | 1:1 |
| NumberofA/DConverters | 1 |
| Architecture | SAR |
| ReferenceType | External, Internal |
| Voltage-SupplyAnalog | 5V |
| Voltage-SupplyDigital | 5V |
| OperatingTemperature | -40°C ~ 85°C |
| Package/Case | 20-SOIC (0.295, 7.50mm Width) |
| SupplierDevicePackage | 20-SOIC |
Обзор
Description
Key features of the ADS7809U include low power consumption, typically around 15 mW, and a wide input range, supporting both unipolar and bipolar signals. The device also integrates a sample-and-hold amplifier, which helps in maintaining signal integrity during conversion.
The ADS7809U offers a no-missing-codes performance over its full operating temperature range, ensuring reliable and stable output. It supports a parallel data output interface, enabling easy integration with microcontrollers and digital signal processors (DSPs).
Due to its precision, speed, and ease of use, the ADS7809U is suitable for applications such as industrial process control, medical equipment, and instrumentation systems where accurate and fast analog-to-digital conversion is required.
Equivalent
1. AD7680 by Analog Devices: 16-bit, low-power, 100 kSPS PulSAR ADC.
2. MAX1169 by Maxim Integrated: 16-bit, low-power, SAR ADC.
3. MCP33151-02 by Microchip Technology: 16-bit, 500 ksps SAR ADC.
4. LTC1864 by Linear Technology: 16-bit, 250 ksps ADC.
These alternatives offer similar specifications and can be considered based on specific application needs.
Features
The ADS7809U supports both serial and parallel data output formats, providing flexibility in interfacing with microcontrollers or DSPs. It also has an input range of ±10V, making it versatile for different signal types. The device is housed in a 28-pin SOIC package, which is compact and suitable for space-constrained designs. Moreover, it includes a low-power mode to enhance energy efficiency in battery-powered systems. Overall, the ADS7809U is ideal for applications requiring precise and fast analog-to-digital conversion, such as data acquisition systems, industrial controls, and medical devices.
Pinout
1. VANA - Analog supply voltage.
2. AGND - Analog ground.
3. VREF - Reference voltage input/output.
4. CAP - Reference buffer capacitor.
5. +IN - Positive analog input.
6. -IN - Negative analog input.
7. +VBD - Digital supply voltage.
8. DGND - Digital ground.
9. BYTE - Byte mode select.
10. CS - Chip select.
11. R/C - Read/convert input.
12. BUSY - Busy output.
13. DATA - Digital output data.
14. DATA4 - Digital output data.
15. DATA5-8 - Digital output data.
16. DATA9-12 - Digital output data.
17. DATA13-16 - Digital output data.
18. DOUT - Serial data output.
19. SCLK - Serial clock input.
20. SDATA - Serial data input.
This pinout allows for versatile interfacing with microprocessors and DSPs, providing efficient and precise data conversion for various applications.