Overview
The ADF4193BCPZ from Analog Devices Inc. is a high-performance frequency synthesizer designed to meet the stringent requirements of wireless communication systems, particularly in GSM/EDGE base stations. This device features a fast settling, fractional-N PLL architecture, which replaces traditional ping-pong synthesizers and offers rapid frequency hopping capabilities. It is suitable for implementing local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters.
Key Specifications
| Parameter | Value | Unit | Test Conditions/Comments |
|---|---|---|---|
| RF Input Range | Up to 3.5 GHz | ||
| Output Phase Error | 0.5° rms at 2 GHz | ||
| Phase Noise Figure of Merit | −216 dBc/Hz | ||
| Power Supply (AVDD, DVDD) | 2.7/3.3 V | V | Minimum/Maximum |
| Power Supply (VP1, VP2) | 4.5/5.5 V | V | Minimum/Maximum |
| Power Supply (VP3) | 5.0/5.65 V | V | Minimum/Maximum |
| Current Consumption (AVDD + DVDD + SDVDD) | 27/35 mA | mA | Maximum/Typical |
| Current Consumption (VP1 + VP2) | 27/30 mA | mA | Maximum/Typical |
| Current Consumption (VP3) | 30/35 mA | mA | Maximum/Typical |
| Power-Down Current | 10 µA | µA | Typical |
| Package | 32-LFCSP-WQ (5x5) |
Key Features
- Fast settling, fractional-N PLL architecture
- Single PLL replaces ping-pong synthesizers
- Frequency hop across GSM band in 5 µs with phase settled by 20 µs
- Digitally programmable output phase
- On-chip, low noise differential amplifier
- 3-wire serial interface
- Loop filter design possible using ADIsimPLL™
- Qualified for automotive applications
Applications
- GSM/EDGE base stations
- PHS base stations
- Instrumentation and test equipment
Q & A
- What is the primary application of the ADF4193BCPZ? The primary application of the ADF4193BCPZ is in GSM/EDGE base stations and other wireless communication systems.
- What is the RF input range of the ADF4193BCPZ? The RF input range of the ADF4193BCPZ is up to 3.5 GHz.
- How quickly can the ADF4193BCPZ hop frequencies across the GSM band? The ADF4193BCPZ can hop frequencies across the GSM band in 5 µs with the phase settled by 20 µs.
- What is the phase noise figure of merit for the ADF4193BCPZ? The phase noise figure of merit for the ADF4193BCPZ is −216 dBc/Hz.
- What is the typical current consumption of the ADF4193BCPZ? The typical current consumption of the ADF4193BCPZ varies by power supply, but it is typically around 22-24 mA.
- What package type is the ADF4193BCPZ available in? The ADF4193BCPZ is available in a 32-LFCSP-WQ (5x5) package.
- Can the ADF4193BCPZ be used in automotive applications? Yes, the ADF4193BCPZ is qualified for automotive applications.
- What tool can be used for loop filter design of the ADF4193BCPZ? The ADIsimPLL™ tool can be used for loop filter design of the ADF4193BCPZ.
- What is the power-down current of the ADF4193BCPZ? The power-down current of the ADF4193BCPZ is typically 10 µA.
- Does the ADF4193BCPZ have a built-in differential amplifier? Yes, the ADF4193BCPZ has an on-chip, low noise differential amplifier.
