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ADS7957SDBTR
+BOMIC ADC 10BIT SAR 38TSSOP
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #ADS7957SDBTR
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Bảng dữ liệu ADS7957SDBTR DataSheet
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | microPOWER™ |
| Part Status | Active |
| Number of Bits | 10 |
| Sampling Rate (Per Second) | 1M |
| Number of Inputs | 16 |
| Input Type | Single Ended |
| Data Interface | SPI |
| Configuration | MUX-S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A / D Converters | 1 |
| Architecture | SAR |
| Reference Type | External |
| Voltage - Supply, Analog | 2.7V ~ 5.25V |
| Voltage - Supply, Digital | 1.7V ~ 5.25V |
| Operating Temperature | -40°C ~ 125°C |
| Package / Case | 38-TFSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 38-TSSOP |
| Mounting Type | Surface Mount |
| Base Product Number | ADS7957 |
Tổng quan
Description
The ADS7957SDBTR is a 16-bit, 8-channel, successive approximation analog-to-digital converter (ADC) designed for high-performance data acquisition systems. It operates with a wide input voltage range and provides fast conversion rates up to 1 MSPS per channel. The device features a low-power consumption mode, making it suitable for battery-operated applications.
Key features include integrated reference voltage, programmable gain amplifier (PGA), and various digital interfaces such as SPI, which simplifies connectivity with microcontrollers and DSPs. The ADS7957SDBTR offers excellent linearity and low noise, ensuring high accuracy in measurement. It is ideal for applications in industrial automation, medical devices, and sensor monitoring.
With a compact package design, the ADS7957SDBTR is well-suited for space-constrained environments, providing a reliable solution for multi-channel data acquisition needs.
Key features include integrated reference voltage, programmable gain amplifier (PGA), and various digital interfaces such as SPI, which simplifies connectivity with microcontrollers and DSPs. The ADS7957SDBTR offers excellent linearity and low noise, ensuring high accuracy in measurement. It is ideal for applications in industrial automation, medical devices, and sensor monitoring.
With a compact package design, the ADS7957SDBTR is well-suited for space-constrained environments, providing a reliable solution for multi-channel data acquisition needs.
Equivalent
The ADS7957SDBTR is a 16-bit analog-to-digital converter (ADC) from Texas Instruments. Equivalent products include the AD7980 from Analog Devices, the LTC1867 from Analog Devices, and the MCP3424 from Microchip. These alternatives offer similar specifications such as resolution, sampling rates, and input voltage ranges, suitable for various applications in data acquisition and signal processing. Always check the datasheets for specific features and performance characteristics.
Features
The ADS7957SDBTR is a 16-bit, 8-channel, successive approximation analog-to-digital converter (ADC) from Texas Instruments. Key features include:
1. 16-Bit Resolution: Provides high precision for analog signal conversion.
2. 8-Channel Multiplexer: Allows multiple inputs to be sampled, enhancing versatility in applications.
3. Speed: Features a sample rate of up to 1 Msps, suitable for fast signal processing.
4. Low Power Consumption: Operates with low power, ideal for battery-powered applications, consuming around 2.5 mA in normal operation.
5. SPI Interface: Facilitates easy communication with microcontrollers and processors.
6. Internal Reference: Includes an internal voltage reference, simplifying design requirements.
7. Programmable Gain Amplifier (PGA): Offers flexibility in signal conditioning for varying input levels.
8. Temperature Range: Operates across a wide temperature range (-40°C to +85°C), making it suitable for industrial applications.
These features make the ADS7957SDBTR well-suited for applications in data acquisition, industrial control, and sensor interfacing.
1. 16-Bit Resolution: Provides high precision for analog signal conversion.
2. 8-Channel Multiplexer: Allows multiple inputs to be sampled, enhancing versatility in applications.
3. Speed: Features a sample rate of up to 1 Msps, suitable for fast signal processing.
4. Low Power Consumption: Operates with low power, ideal for battery-powered applications, consuming around 2.5 mA in normal operation.
5. SPI Interface: Facilitates easy communication with microcontrollers and processors.
6. Internal Reference: Includes an internal voltage reference, simplifying design requirements.
7. Programmable Gain Amplifier (PGA): Offers flexibility in signal conditioning for varying input levels.
8. Temperature Range: Operates across a wide temperature range (-40°C to +85°C), making it suitable for industrial applications.
These features make the ADS7957SDBTR well-suited for applications in data acquisition, industrial control, and sensor interfacing.
Pinout
The ADS7957SDBTR is a 16-bit, 8-channel analog-to-digital converter (ADC) from Texas Instruments. It features a pin count of 32 pins in a TQFP (Thin Quad Flat Package) format.
Pin Functions:
- Power Supply Pins: Provide necessary voltage levels (e.g., VDD, VSS).
- Analog Input Pins: Eight channels (AIN0 to AIN7) for analog signal input.
- Digital Interface Pins: Include SPI interface pins (SCLK, SDI, SDO, CS), which are used for communication.
- Conversion Control Pins: Pins such as CONVST for initiating conversions.
- Reference Pins: External reference voltage input for the ADC operation.
- Clock Pins: For internal clock operation.
- Ground Pins: To ensure stable operation and signal integrity.
This ADC is suitable for applications requiring high speed and high precision in data conversion.
Pin Functions:
- Power Supply Pins: Provide necessary voltage levels (e.g., VDD, VSS).
- Analog Input Pins: Eight channels (AIN0 to AIN7) for analog signal input.
- Digital Interface Pins: Include SPI interface pins (SCLK, SDI, SDO, CS), which are used for communication.
- Conversion Control Pins: Pins such as CONVST for initiating conversions.
- Reference Pins: External reference voltage input for the ADC operation.
- Clock Pins: For internal clock operation.
- Ground Pins: To ensure stable operation and signal integrity.
This ADC is suitable for applications requiring high speed and high precision in data conversion.
Manufacturer
The ADS7957SDBTR is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in the design and production of a wide range of electronics components, including analog, embedded processing, and digital signal processing technologies. The company is well-known for its innovative solutions in areas such as industrial automation, automotive systems, consumer electronics, and communication equipment. Founded in 1930 and headquartered in Dallas, Texas, TI has a long history of technological advancements and is recognized for its commitment to quality and reliability in the semiconductor industry. The ADS7957 is a high-performance, 16-bit analog-to-digital converter (ADC), suitable for various applications, including data acquisition and signal processing.
Application
The ADS7957SDBTR is a 16-bit, 8-channel, analog-to-digital converter (ADC) widely used in various applications such as industrial automation, process control, and data acquisition systems. Its high-speed performance and low power consumption make it suitable for medical devices, portable instrumentation, and consumer electronics. Additionally, it finds applications in battery management systems, automotive sensors, and signal processing for audio and video equipment. The device’s integrated features, such as multiplexing and differential input capabilities, enhance its utility in multi-channel measurement scenarios.
Package
The ADS7957SDBTR is packaged in a 16-pin TSSOP (Thin Shrink Small Outline Package).
