AD7314ARMZ-REEL7 - 10-Bit Digital Temp Sensor | Analog Devices
MPN: AD7314ARMZ-REEL7 ✓ Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $6.8182 | $6.82 |
| 10 | $4.9242 | $49.24 |
| 100 | $4.3561 | $435.61 |
| 500 | $4.1667 | $2,083.35 |
| 1,000 | $3.9773 | $3,977.30 |
Drop-in alternatives for AD7314ARMZ-REEL7 — same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool — Select alternative parts for side-by-side comparison:
AD7314ARMZ
✓ In Stock
$3.9773 / Unit
View Datasheet →AD7314ARM-REEL7
📋 Reference alternative (not in catalog)
AD7314ARM-REEL
📋 Reference alternative (not in catalog)
AD7814ARTZ-REEL7
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TMP05
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AD7314ARMZ-REEL7 Maximum Ratings & Electrical Characteristics
| Sensor Type | Digital, Local |
| Temperature Range | -35°C to +85°C |
| Resolution | 10 bit (0.25°C) |
| Supply Voltage | 2.65 V to 5.5 V |
| Interface | SPI, QSPI, MICROWIRE |
| Package | 8-MSOP |
| Mounting Type | Surface Mount |
| Output Type | Digital |
| Accuracy | ±2°C (typical) |
| Supply Current | [DATA_NEEDED: Supply current] |
| Shutdown Mode | Yes |
| ID Pin | Yes (internal 1kΩ pull-down) |
| Operating Temperature | -35°C to +85°C |
| RoHS Status | Compliant |
| MSL Level | [DATA_NEEDED: MSL level] |
AD7314ARMZ-REEL7 Pin Configuration
| Pin 1 | SCLK — Serial clock input |
| Pin 2 | DIN — Serial data input |
| Pin 3 | DOUT — Serial data output |
| Pin 4 | CS — Chip select (active low) |
| Pin 5 | GND — Ground |
| Pin 6 | VDD — Power supply |
| Pin 7 | ID — ID pin with internal 1kΩ pull-down |
| Pin 8 | NC — No connect |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this component. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
AD7314ARMZ-REEL7 is suitable for 6 applications: System Thermal Monitoring, Industrial Process Control, Portable Medical Devices, Automotive Climate Control, IoT Environmental Sensing, Test and Measurement Equipment.
System Thermal Monitoring
The AD7314ARMZ-REEL7 is ideal for monitoring the temperature of CPUs, GPUs, and other heat-generating components in computers and servers. Its 10-bit resolution (0.25°C) provides precise temperature data, enabling efficient thermal management. The SPI interface allows direct connection to a microcontroller or a system management controller. The small MSOP package fits easily on crowded motherboard layouts. With a supply voltage range of 2.65V to 5.5V, it can be powered from common rails. The shutdown mode reduces power consumption when monitoring is not needed, making it suitable for always-on systems.
Recommended
Industrial Process Control
In industrial environments, the AD7314ARMZ-REEL7 can monitor ambient temperature in control cabinets, motors, and power supplies. Its wide supply voltage range (2.65V to 5.5V) allows integration into 3.3V or 5V systems. The digital output simplifies data acquisition, and the SPI interface is compatible with most industrial microcontrollers. The -35°C to +85°C range covers typical industrial operating conditions. The device's low power consumption is beneficial for remote sensors powered by batteries or energy harvesting. The ID pin can be used to identify multiple sensors on the same bus, enabling distributed monitoring.
Recommended
Portable Medical Devices
The AD7314ARMZ-REEL7 is suitable for portable medical devices that require temperature monitoring, such as wearable health monitors and patient temperature probes. Its low supply current and shutdown mode extend battery life. The small MSOP package is ideal for compact designs. The digital output can be directly read by a microcontroller, simplifying firmware. The accuracy of ±2°C is adequate for many medical applications, but for higher accuracy, consider a sensor with better specifications. The SPI interface allows easy integration with wireless modules for remote monitoring.
Recommended
Automotive Climate Control
The AD7314ARMZ-REEL7 can be used in automotive climate control systems to monitor cabin temperature and HVAC performance. Its operating range of -35°C to +85°C covers automotive interior environments. The SPI interface allows connection to the vehicle's body control module. The device's small size enables placement in tight spaces, such as behind dashboards or in air ducts. The supply voltage range is compatible with automotive 3.3V or 5V rails. For automotive-grade requirements, consider the AD7314ARMZ-REEL7's non-automotive rating; for AEC-Q100 qualified parts, look for alternatives.
Recommended
IoT Environmental Sensing
In IoT applications, the AD7314ARMZ-REEL7 can be used to monitor ambient temperature in smart homes, offices, and warehouses. Its low power consumption is ideal for battery-powered sensors. The SPI interface allows connection to low-power microcontrollers like the ADuCM3029. The small package enables compact sensor nodes. The device's digital output simplifies data logging and cloud connectivity. The shutdown mode further reduces power consumption when not in use. The wide supply voltage range allows operation from coin cells or energy harvesting sources.
Recommended
Test and Measurement Equipment
The AD7314ARMZ-REEL7 is used in test and measurement equipment for temperature compensation of precision analog circuits. Its 10-bit resolution provides fine temperature data for calibration. The SPI interface allows easy integration into existing designs. The small MSOP package is suitable for benchtop instruments and portable meters. The device's accuracy of ±2°C is sufficient for many calibration applications. The ID pin can be used to identify the sensor in multi-sensor systems. The wide supply voltage range ensures compatibility with various power rails.
Recommended
Recommended Products Summary
Engineering reference data for AD7314ARMZ-REEL7 — comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | AD7314ARMZ | AD7314ARM-REEL7 | AD7814ARTZ-REEL7 |
|---|---|---|---|---|
| Package | 8-MSOP | 8-MSOP | 8-MSOP | SOT-23-6 |
| Brand | Analog Devices | Analog Devices | Analog Devices | Analog Devices |
| Temperature Range | -35°C to +85°C | -35°C to +85°C | [DATA_NEEDED] | -40°C to +125°C |
| Resolution | 10 bit (0.25°C) | 10 bit (0.25°C) | 10 bit (0.25°C) | 10 bit (0.25°C) |
| Supply Voltage | 2.65V to 5.5V | 2.65V to 5.5V | 2.65V to 5.5V | 2.7V to 5.5V |
| Interface | SPI, QSPI, MICROWIRE | SPI, QSPI, MICROWIRE | SPI, QSPI, MICROWIRE | SPI |
| Accuracy | ±2°C | ±2°C | [DATA_NEEDED] | ±2°C |
| ID Pin | Yes | Yes | Yes | No |
Key Differentiators
- ID pin for drop-in replacement identification (vs AD7814ARTZ-REEL7)
- Wide supply voltage range (vs AD7814ARTZ-REEL7)
- MSOP package with smaller footprint (vs AD7814ARTZ-REEL7)
Design Notes
Place the AD7314ARMZ-REEL7 close to the heat source for accurate temperature measurement. Use a solid ground plane under the sensor to improve thermal coupling. Keep the serial interface traces short and avoid routing them near high-speed digital lines to prevent noise. Add a 0.1µF decoupling capacitor close to the VDD pin.
The AD7314ARMZ-REEL7 operates from 2.65V to 5.5V. Ensure the supply voltage is stable and within this range. Use a low-dropout regulator if the supply is noisy. The device has a shutdown mode that reduces power consumption; use it when temperature monitoring is not required to save power.
Do not exceed the absolute maximum ratings for supply voltage or temperature. The ID pin has an internal 1kΩ pull-down resistor; if you need to use it for identification, connect it to a logic high through a resistor. Ensure the CS pin is properly controlled to avoid bus conflicts. Verify the SPI timing parameters in the datasheet.
Compliance Information
RoHS compliant per Analog Devices product page. Not AEC-Q100 qualified.
