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MCP4922-E/SL

Name: MCP4922-E/SL
Rating: 4.7 (12 reviews)

IC DAC 12BIT V-OUT 14SOIC

Производитель
Мфр. Часть #MCP4922-E/SL
Пакет SOIC-14
Лист данных MCP4922-E/SL DataSheet
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Спецификации

Package	Tube
ProductStatus	Active
NumberofBits	12
NumberofD/AConverters	2
SettlingTime	4.5µs (Typ)
OutputType	Voltage - Buffered
DifferentialOutput	No
DataInterface	SPI
ReferenceType	External
Voltage-SupplyAnalog	2.7V ~ 5.5V
Voltage-SupplyDigital	2.7V ~ 5.5V
INL/DNL(LSB)	±4, ±0.25
Architecture	String DAC
OperatingTemperature	-40°C ~ 125°C
Package/Case	14-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage	14-SOIC

Обзор

Description

The MCP4922-E/SL is a dual 12-bit digital-to-analog converter (DAC) produced by Microchip Technology. It features two separate DAC channels, allowing for simultaneous analog output. The DAC operates with a power supply range of 2.7V to 5.5V and has an internal voltage reference, which can be used to simplify circuit design.
The MCP4922 communicates via the Serial Peripheral Interface (SPI), making it compatible with a variety of microcontrollers. It offers features such as a programmable gain of 1 or 2, ensuring flexibility in output range. The device includes a simple control interface for adjusting the output voltage, which can be set between 0V and V_REF.
Applications include audio processing, signal generation, and control systems, where precise analog output is required. The MCP4922 is housed in a compact package, making it suitable for space-constrained designs. Overall, it is a versatile solution for adding high-quality analog output to digital systems.

Features

The MCP4922-E/SL is a dual-channel, 12-bit Digital-to-Analog Converter (DAC) from Microchip Technology. Key features include:
1. Dual Channels: Two independent DAC outputs for versatile applications.
2. 12-Bit Resolution: Provides high precision with 4096 discrete output levels.
3. SPI Interface: Supports a Serial Peripheral Interface (SPI) for easy integration with microcontrollers.
4. Voltage Reference: Internal or external reference options for flexible signal conditioning.
5. Programmable Gain: Supports output gain options to accommodate various signal ranges.
6. Power Supply Range: Operates from a single supply of 2.7V to 5.5V, suitable for battery-powered applications.
7. Low Power Consumption: Designed for efficiency, with low quiescent and active current.
8. Shutdown Mode: Reduces power consumption when the DAC is not in use.
9. Temperature Range: Operates within -40°C to +125°C for industrial applications.
Ideal for audio, sensor interfacing, and control systems, the MCP4922-E/SL combines performance with flexibility.

Package

The MCP4922-E/SL comes in a 16-pin SOIC (Small Outline Integrated Circuit) package type. It is designed for surface mounting and is commonly used in applications requiring a dual channel 12-bit DAC (Digital-to-Analog Converter).

Pinout

The MCP4922-E/SL is a dual 12-bit Digital-to-Analog Converter (DAC) from Microchip Technology. It features a total of 16 pins. The pin functions are as follows:
1. VDD - Power supply input.
2. VSS - Ground reference.
3. VREF - Reference voltage input for DAC.
4. SCK - Serial clock input.
5. SDI - Serial data input.
6. CS - Chip select (active low).
7. LDAC - Load DAC (to update the output).
8. A/B - Selects which DAC (A or B) to write to.
9. OUTA - Output for DAC A.
10. OUTB - Output for DAC B.
11. DGND - Digital ground reference.
12. RESET - Reset input.
13. NC - No connect pins (not used).
14. VREFH - Reference voltage high.
15. VREFL - Reference voltage low.
16. VOUT - Analog output.
The device is commonly used in applications requiring precise control of analog signals, such as in audio systems and signal generators.

Manufacturer

The MCP4922-E/SL is manufactured by Microchip Technology Inc., a leading semiconductor company based in Chandler, Arizona. Microchip specializes in providing microcontroller, analog, and memory products used in a wide range of applications, including automotive, industrial, and consumer electronics. They are known for their focus on embedded control solutions and offer a comprehensive portfolio of integrated circuits, development tools, and software. The MCP4922 is a 12-bit digital-to-analog converter (DAC) that is often used in various electronic applications requiring precise analog signal generation.

Application

The MCP4922-E/SL is a dual-channel digital-to-analog converter (DAC) commonly used in applications such as audio signal generation, waveform synthesis, and control systems. It is ideal for tasks requiring precise analog output, including industrial automation, instrumentation, and sensor data processing. Additionally, it finds use in telecommunications and embedded systems for signal modulation and generation.

Equivalent

Equivalent products to the MCP4922-E/SL DAC include the MCP4921 (single-channel variant), MCP4822 (dual-channel with built-in amplifier), and AD5541 (from Analog Devices). Other alternatives are the MAX5215 (dual 12-bit DAC) and the LTC2600 (dual 16-bit DAC). Consider specifications such as resolution, channels, and interface type when selecting an equivalent.

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