Analog Devices Inc. EV-ADUCRF101MK1Z

Overview

EV-ADuCRF101MK1Z from Analog Devices is a compact 4-layer evaluation mini board (33 mm × 55 mm) designed to program, debug, and evaluate the ADuCRF101 precision analog microcontroller with integrated 868 MHz/915 MHz RF transceiver, 12-bit ADC, and ARM Cortex-M3 core. It supports dual power options (2.2–3.6 V external or 5 V via emulator), includes SMA RF connector with optimized differential PA matching network, and provides full pin access via edge connectors for wireless sensor node prototyping.

For engineers reviewing the EV-ADuCRF101MK1Z datasheet, EV-ADuCRF101MK1Z pinout, EV-ADuCRF101MK1Z application, or EV-ADuCRF101MK1Z equivalent, this board enables rapid validation of low-power ISM-band wireless systems-particularly where RF sensitivity, current consumption measurement, and GPIO/ADC signal routing are critical selection criteria.

Technical Context

The EV-ADuCRF101MK1Z implements a dedicated 868 MHz/915 MHz RF matching topology using two 10.4 nH inductors (L3, L4) and 2.7 pF capacitors (C9, C10), optimized for differential power amplifier operation. It integrates a 32.768 kHz crystal footprint for wake-up timer clocking and exposes all ADuCRF101 GPIOs-including P0.x, P1.x, P2.6, P3.x, P4.x-and analog inputs (ADC0–ADC5) across J1/J2 edge connectors.

Power delivery supports isolated current measurement: IOVDD can be supplied directly at J1.3 while LK1/LK2 are removed and emulator disconnected, enabling accurate RF transceiver quiescent current profiling. Serial wire debug (SWDIO/SWCLK) and UART (P1.0/P1.1) are routed to J3, with RESET and BOOT push buttons for manual reset and serial download mode entry.

Key Specifications

Availability

EV-ADuCRF101MK1Z is available at Aetrix Electronics and suitable for wireless sensor node development, low-power IoT endpoint validation, and RF transceiver sensitivity testing requiring stable component supply and traceable sourcing.

Supply support for EV-ADuCRF101MK1Z includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.

Manufacturer

Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, headquartered in Norwood, MA.

The EV-ADuCRF101MK1Z belongs to Analog Devices' ADuCRF101 evaluation platform family, engineered specifically to accelerate development of battery-powered, sub-GHz wireless sensing applications in industrial monitoring and smart infrastructure.

FAQ

What is the primary purpose of the EV-ADuCRF101MK1Z?

The EV-ADuCRF101MK1Z is a dedicated mini evaluation board for the ADuCRF101 microcontroller, optimized for 868 MHz/915 MHz ISM-band wireless applications. It enables programming, debugging, and RF performance validation-including sensitivity, transmit power, and current consumption-without requiring additional hardware beyond an emulator or RS-232 interface cable. The EV-ADuCRF101MK1Z provides full pin access and a pre-tuned matching network to streamline prototyping of low-power sensor nodes.

Does the EV-ADuCRF101MK1Z include an emulator board?

No, the EV-ADuCRF101MK1Z is a mini kit that contains only the evaluation board, one antenna for 868 MHz/915 MHz operation, and a DVD with software, user guides, datasheets, and example code. It does not include an emulator board; users must supply a compatible SWD debugger such as the J-Link OB or J-Link v6+. The EV-ADuCRF101MK1Z connects to emulators via the 8-pin J3 header with standard SWDIO, SWCLK, RESET, GND, and VDDOUT signals.

How is RF matching implemented on the EV-ADuCRF101MK1Z?

The EV-ADuCRF101MK1Z uses a fixed, factory-configured matching network for differential PA operation at 868 MHz/915 MHz, consisting of two 10.4 nH inductors (L3, L4) and two 2.7 pF capacitors (C9, C10), plus a 100 pF capacitor (C20). This network interfaces the ADuCRF101 RF pins to the 50 Ω SMA connector (J4). Unlike the 433 MHz MK3 variant, the EV-ADuCRF101MK1Z does not support single-ended PA out-of-the-box; modifying it requires replacing components per Table 13 in the User Guide.

Can the EV-ADuCRF101MK1Z be powered directly for current measurement?

Yes, the EV-ADuCRF101MK1Z supports precise current measurement by applying 2.2–3.6 V directly to the IOVDD pin at J1.3 while removing jumpers LK1 and LK2 and disconnecting the emulator board. This isolates the ADuCRF101's power domain, eliminating emulator-supply leakage and enabling accurate quiescent and active-mode current profiling-critical for battery-life estimation in wireless sensor deployments using the EV-ADuCRF101MK1Z.

What development tools are required to use the EV-ADuCRF101MK1Z?

To use the EV-ADuCRF101MK1Z, you need a SWD-compatible debugger (e.g., J-Link OB or J-Link v6+), a PC with CrossCore Embedded Studio or Keil MDK, and optionally EVAL-ADUC-CABLE1Z for RS-232 UART communication. The board ships with a 868 MHz/915 MHz antenna and DVD containing drivers, firmware examples, and the ADuCRF101 Evaluation Board User Guide. No additional hardware is needed for basic programming and debug-only the EV-ADuCRF101MK1Z, debugger, and host PC.