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AD7641BSTZ

Name: AD7641BSTZ
Rating: 4.7 (12 reviews)

IC ADC 18BIT SAR 48LQFP

제조업체
Mfr.부분 #AD7641BSTZ
패키지 LQFP48
데이터시트 AD7641BSTZ DataSheet
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사양

Package	Tray
ProductStatus	Active
NumberofBits	18
SamplingRate(PerSecond)	2M
NumberofInputs	1
InputType	Differential
DataInterface	SPI, Parallel, DSP
Configuration	S/H-ADC
Ratio-S/H:ADC	1:1
NumberofA/DConverters	1
Architecture	SAR
ReferenceType	External, Internal
Voltage-SupplyAnalog	2.37V ~ 2.63V
Voltage-SupplyDigital	2.37V ~ 2.63V
OperatingTemperature	-40°C ~ 85°C
Package/Case	48-LQFP
SupplierDevicePackage	48-LQFP (7x7)

개요

Description

The AD7641BSTZ is a 16-bit, 1.0 MSPS (mega sample per second) analog-to-digital converter (ADC) designed by Analog Devices. It operates with a single supply voltage of 5V and features a high-speed parallel interface for data transfer. The AD7641 is known for its excellent performance, offering low power consumption, high accuracy, and low noise. It utilizes a successive approximation register (SAR) architecture, enabling rapid conversion of analog signals into digital data.
Key features include an internal sample-and-hold circuit, differential input capability, and a specified operational temperature range. It's commonly used in applications such as industrial automation, medical instrumentation, and data acquisition systems where high precision and speed are essential. The device is available in a compact LFCSP (Lead Frame Chip Scale Package) for efficient integration into various electronic designs. Overall, the AD7641BSTZ is suitable for applications requiring reliable data conversion with minimal latency.

Features

The AD7641BSTZ is a 16-bit, dual-slope ADC (Analog-to-Digital Converter) featuring a sampling rate of 1 MSPS. It operates with a 5V analog supply and includes a reference voltage of 2.5V, ensuring reliable performance in various applications. Key features include:
- Low Noise: Offers a low input noise level, enhancing measurement accuracy.
- High Linearity: Provides excellent linearity and low integral non-linearity (INL).
- Single Supply Operation: Can be powered by a single 5V supply, simplifying design.
- Flexible Input Range: Supports a range of input voltages suitable for different applications.
- Digital Interface: Features a standard 3-wire serial interface (SPI-compatible), allowing easy integration with microcontrollers.
- On-chip Reference: Includes an internal reference to simplify system design.
The AD7641BSTZ is ideal for precision applications in industrial, medical, and consumer electronics, where accuracy and speed are critical.

Package

The AD7641BSTZ is packaged in a 16-lead TSSOP (Thin Shrink Small Outline Package) with a body size of 4.4 mm x 6.5 mm.

Pinout

The AD7641BSTZ is a 16-bit, 1 MSPS successive approximation ADC (Analog-to-Digital Converter) from Analog Devices. It has a pin count of 28 pins.
Key functions of the pins include:
1. Power Supply (VDD, GND): Provides power to the ADC.
2. Analog Input (VIN+): The positive input for the analog signal.
3. Analog Input (VIN-): The negative input for differential signaling.
4. Reference Voltage (REF): Sets the reference voltage for conversion.
5. Control Pins (CS, RD, WR, SCLK): Control the read/write operations and synchronization.
6. Data Output (D0-D15): Digital output pins for the converted data.
7. Busy Indicator (BUSY): Signals when the ADC is processing a conversion.
8. Reset (RESET): Resets the ADC to a known state.
These pin functions allow for flexible integration in various applications, including industrial, medical, and consumer electronics.

Manufacturer

The AD7641BSTZ is manufactured by Analog Devices, Inc. (ADI), a leading global company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, Analog Devices designs and manufactures a wide range of semiconductor products used in various applications, including communications, automotive, industrial, healthcare, and consumer electronics. The company is known for its innovations in data conversion, signal conditioning, and power management solutions, catering to engineers and industries that require precision and reliability in their electronic systems.

Application

The AD7641BSTZ is a high-speed, 16-bit analog-to-digital converter (ADC) primarily used in applications such as industrial automation, data acquisition systems, medical imaging, and instrumentation. Its fast conversion rate and high precision make it suitable for digital signal processing, motor control, and video/audio processing. Additionally, it is employed in telecommunications and automotive systems for monitoring and control purposes.

Equivalent

The AD7641BSTZ is a 1 MSPS, 16-bit, SAR ADC. Equivalent products include the LTC2358-16 from Analog Devices, the MCP3208 from Microchip, and the ADS8344 from Texas Instruments. When selecting an equivalent, consider parameters like resolution, sampling rate, input voltage range, and package type to ensure compatibility with your application.