Analog Devices Inc. EVAL-ADF7012DBZ3

Overview

EVAL-ADF7012DBZ3 from Analog Devices is an evaluation board for the ADF7012 single-chip UHF FSK/GFSK/OOK/GOOK/ASK transmitter IC, operating from 75 MHz to 1 GHz. It supports programmable output power (−16 dBm to +14 dBm), data rates up to 179.2 kbps, and fractional-N PLL frequency synthesis with fast lock times. The board enables rapid prototyping of low-power wireless links in ISM bands for security systems and remote controls.

For engineers reviewing the EVAL-ADF7012DBZ3 datasheet, EVAL-ADF7012DBZ3 pinout, EVAL-ADF7012DBZ3 application, or EVAL-ADF7012DBZ3 equivalent, this board provides full access to the ADF7012's serial interface (CLK/DATA/LE/CE), RFOUT matching network, external inductor pads (L1/L2), crystal oscillator inputs (OSC1/OSC2), and MUXOUT diagnostic signals - all configured per Analog Devices' reference design for 315/433/868/915 MHz operation.

Technical Context

The EVAL-ADF7012DBZ3 implements the complete ADF7012 functional block diagram: a 24-lead TSSOP IC mounted with decoupling capacitors (CREG1=1 μF, CREG2=470 nF), loop filter components, 22 nF CVCO capacitor, and footprint for external printed inductors L1/L2. It exposes all digital control pins (CE, LE, CLK, DATA, TxDATA, TxCLK) and analog RF nodes (RFOUT, RFGND, AGND, DVDD, VCOIN).

Board-level features include crystal oscillator support (3.4–26 MHz), selectable PFD frequencies, on-board regulator (LDO), battery monitor input, and MUXOUT-configurable outputs (Lock Detect, Regulator Ready, voltage monitor). No onboard microcontroller is included; host MCU must drive the 3-wire serial interface and supply clock/data timing per Figure 2 timing specs (t1–t7).

Key Specifications

Availability

EVAL-ADF7012DBZ3 is available at Aetrix Electronics and suitable for wireless metering, secure keyless entry, and RF remote control development requiring stable component supply and documented reference design validation.

Supply support for EVAL-ADF7012DBZ3 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 semiconductor company specializing in high-performance analog, mixed-signal, and RF technologies for precision signal processing applications.

The EVAL-ADF7012DBZ3 belongs to Analog Devices' RF transceiver evaluation platform family, designed to accelerate development of low-power, license-free short-range wireless systems compliant with FCC Part 15 and ETSI EN 300 220 standards.

FAQ

What is the primary function of the EVAL-ADF7012DBZ3?

The EVAL-ADF7012DBZ3 is an evaluation board for the ADF7012 UHF transmitter IC. It provides a fully assembled, tested platform to evaluate the IC's RF performance, configure registers via 3-wire serial interface, validate matching networks, and prototype wireless links in 315/433/868/915 MHz ISM bands. It does not include a microcontroller or firmware.

Does the EVAL-ADF7012DBZ3 support all ADF7012 modulation modes?

Yes, the EVAL-ADF7012DBZ3 supports all five ADF7012 modulation schemes - FSK, GFSK, OOK, GOOK, and ASK - as implemented by the ADF7012 IC itself. The board exposes TxDATA, TxCLK (for GFSK/GOOK), and all control pins required to program the Modulation Register (Register 2) and Function Register (Register 3) per the datasheet.

What external components are required to operate the EVAL-ADF7012DBZ3?

To operate the EVAL-ADF7012DBZ3, you need: (1) a 3.4–26 MHz crystal or CMOS clock source connected to OSC1/OSC2; (2) external inductors L1/L2 (values depend on target frequency - e.g., 10 nH for 868 MHz per Page 17); (3) a 3.3 V DC supply; and (4) a host MCU or pattern generator to drive CE, LE, CLK, DATA, and TxDATA with timing compliant to Table 2 (t1–t7).

Can the EVAL-ADF7012DBZ3 be used for FCC/ETSI certification testing?

No - the EVAL-ADF7012DBZ3 is a development tool, not a certified end-product module. While it implements reference designs meeting spectral mask requirements (e.g., Figures 6, 13, 18, 23), final certification requires integration into a complete system with enclosure, antenna, and full protocol stack. It serves as a pre-compliance test platform only.

Where are the ADF7012 pin connections exposed on the EVAL-ADF7012DBZ3?

All 24 ADF7012 pins are accessible: DVDD (Pins 1, 21), CREG1/CREG2 (Pins 2, 24), CPOUT (Pin 3), TxDATA/TxCLK (Pins 4, 5), MUXOUT (Pin 6), DGND/AGND/RFGND (Pins 7, 22, 19), OSC1/OSC2 (Pins 8, 9), CLKOUT/CLK/DATA/LE/CE (Pins 10–14), L1/L2/CVCO/VCOIN/RFOUT/RSET (Pins 15–23). Pin functions match Table 4 (Page 7) exactly.