Complete Dual-Band Quadrature Transmitters The MAX2361ETM/B4A is a direct-conversion quadrature modulator IC manufactured by Maxim Integrated (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** Maxim Integrated (Analog Devices)
- **Part Number:** MAX2361ETM/B4A
- **Package:** 48-pin TQFP (Thin Quad Flat Pack)
- **Operating Temperature Range:** -40°C to +85°C
- **Supply Voltage:** 2.7V to 3.3V
- **Frequency Range:** 800MHz to 1000MHz (optimized for 900MHz applications)
- **Modulation Type:** Direct-conversion quadrature modulator
- **LO Input Frequency Range:** 800MHz to 1000MHz
- **Output Power:** Adjustable, typically up to 0dBm
- **I/Q Baseband Input Bandwidth:** DC to 10MHz
- **Current Consumption:** ~80mA (typical)
### **Description:**
The MAX2361ETM/B4A is a direct-conversion quadrature modulator designed for wireless communication applications, particularly in GSM, EDGE, and other cellular systems. It integrates I/Q modulators, LO buffers, and a high-linearity RF output stage, enabling direct upconversion of baseband signals to RF frequencies without an intermediate frequency (IF) stage.
### **Features:**
- **Direct-Conversion Architecture:** Eliminates the need for an IF stage, reducing component count.
- **High Integration:** Combines I/Q modulators, LO buffers, and RF output amplifier.
- **Low LO Leakage:** Minimizes unwanted carrier feedthrough.
- **Adjustable Output Power:** Allows optimization for different system requirements.
- **Low Supply Voltage Operation:** Supports 2.7V to 3.3V for battery-powered applications.
- **High Linearity:** Suitable for modulation schemes requiring low distortion.
- **Integrated LO Buffers:** Reduces external component requirements.
- **DC-Coupled I/Q Inputs:** Simplifies interface with baseband DACs.
This information is based solely on the manufacturer's datasheet and technical documentation.
