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AD7298BCPZ
+BOMIC ADC 10BIT SAR 20LFCSP
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ManufacturerAnalog Devices Inc.
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Mfr. Part #AD7298BCPZ
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Datasheet AD7298BCPZ DataSheet
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Package WFQFN-20
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In Stock3259
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Specifications
| Attribute | Value |
| Package / Case | Tray |
| Part Status | Active |
| Number of Bits | 10 |
| Sampling Rate(Per Second) | 1M |
| Number of Inputs | 8 |
| Input Type | Single Ended |
| Data Interface | SPI, DSP |
| Configuration | MUX-S/H-ADC |
| Ratio - S / H: ADC | 1:1 |
| Number of A/D Converters | 1 |
| Architecture | SAR |
| Reference Type | External, Internal |
| Voltage - Supply, Analog | 2.8V ~ 3.6V |
| Voltage - Supply, Digital | 2.8V ~ 3.6V |
| Features | Temperature Sensor |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 20-LFCSP (4x4) |
Overview
Description
The AD7298BCPZ includes an internal temperature sensor, allowing it to monitor its own temperature, which can be beneficial for system health checks. It also integrates a 2-wire I²C-compatible interface, facilitating easy communication with microcontrollers or other digital systems. The device supports both single-ended and pseudo-differential input types, offering flexibility in various applications.
This ADC is suitable for a wide range of applications, including industrial automation, automotive systems, and environmental monitoring, where precise and efficient analog-to-digital conversion is crucial. Its compact LFCSP (Lead Frame Chip Scale Package) further aids in saving board space.
Equivalent
1. Texas Instruments ADS7830: 8-channel, 8-bit ADC with I2C interface.
2. Microchip Technology MCP3021: 1-channel, 10-bit ADC with I2C interface.
3. NXP PCF8591: 4-channel, 8-bit ADC and DAC with I2C interface.
Note that while these may perform similar functions, differences in specifications like bit resolution and channel count should be considered.
Features
Key features include:
1. 8-Channel Multiplexer: Allows for flexible input configurations, accommodating multiple signals.
2. 12-Bit Resolution: Provides precise digital representation of input signals.
3. I²C-Compatible Interface: Facilitates easy communication and control with microcontrollers and processors.
4. Temperature Sensor: On-chip temperature sensor for monitoring and diagnostics.
5. Programmable Sequencer: Enables custom acquisition sequences for each channel.
6. Power-Down Modes: Reduces power consumption when the ADC is not in use.
7. Compact Package: Available in a 20-lead LFCSP (lead frame chip scale package), making it suitable for space-constrained applications.
Overall, the AD7298BCPZ is well-suited for data acquisition systems, industrial automation, and instrumentation applications.
Pinout
Key functions and features include:
1. 8 Analog Input Channels: Allows for multiple signal measurements.
2. 12-bit Resolution: Offers precise digital representation of analog signals.
3. I²C-Compatible Interface: Facilitates easy communication with microcontrollers or other digital systems.
4. Integrated Temperature Sensor: Enables temperature monitoring alongside voltage measurements.
5. Configurable Alert Function: Alerts can be set for over-temperature or over-voltage conditions.
These features make the AD7298BCPZ ideal for applications requiring compact, efficient, multichannel data conversion and monitoring.