Overview
The MAX2321EUP is a high-performance, adjustable, high-linearity, SiGe (Silicon Germanium) dual-band Low Noise Amplifier (LNA)/Mixer IC produced by Analog Devices Inc./Maxim Integrated. This device is part of the MAX2320 family, which sets a new industry standard for low noise and high linearity at low supply current. The MAX2321EUP is designed to operate in various wireless communication bands, including cellular and PCS frequencies.
Key Specifications
| Parameter | Min | |||
|---|---|---|---|---|
| Operating Temperature Range | -40°C | +85°C | ||
| Junction Temperature | +150°C | |||
| Storage Temperature Range | -65°C | +150°C | ||
| Lead Temperature (soldering, 10s) | +300°C | |||
| Supply Voltage (VCC) | +2.7V | +3.6V | V | |
| Operating Supply Current (ICC) | 15.5mA | 20mA | 25.5mA | mA |
| Shutdown Supply Current (ISHDN) | 0.1µA | 20µA | µA | |
| Digital Input Logic High (VIH) | 2.0V | V | ||
| Digital Input Logic Low (VIL) | 0.6V | V | ||
| Frequency Range | 800MHz | 2.5GHz | ||
| Package Type | 20-TSSOP-EP |
Key Features
- Ultra-high linearity at ultra-low current and noise
- Pin-selectable low-gain mode reduces gain by 15dB and current by 3mA
- Pin-selectable paging mode reduces current draw by 6mA when the transmitter is not in use
- LO output buffers and LO frequency doubler (MAX2321) or LO frequency divider (MAX2326)
- 0.1µA shutdown current
- Dual low-noise amplifier (LNA) gain settings
- Dual VCO inputs and dual IF outputs
- High input third-order intercept point (IIP3) to minimize intermodulation and cross-modulation
Applications
The MAX2321EUP is designed for use in various wireless communication systems, including:
- Cellular networks (CDMA, GSM, PDC, TDMA)
- PCS (Personal Communications Service) networks
- Wireless Local Loop (WLL) systems
- Handsets and mobile devices requiring high linearity and low noise at low power consumption
Q & A
- What is the operating temperature range of the MAX2321EUP?
The operating temperature range is -40°C to +85°C.
- What is the supply voltage range for the MAX2321EUP?
The supply voltage range is +2.7V to +3.6V.
- What are the key features of the MAX2321EUP?
The key features include ultra-high linearity at ultra-low current and noise, pin-selectable low-gain and paging modes, LO output buffers, and high IIP3.
- What is the package type of the MAX2321EUP?
The package type is 20-TSSOP-EP.
- What are the typical applications of the MAX2321EUP?
The typical applications include cellular networks, PCS networks, and Wireless Local Loop (WLL) systems.
- How does the MAX2321EUP reduce power consumption in paging mode?
In paging mode, the current draw is reduced by 6mA when the transmitter is not in use.
- What is the shutdown supply current of the MAX2321EUP?
The shutdown supply current is 0.1µA.
- Does the MAX2321EUP support dual VCO inputs and dual IF outputs?
Yes, it supports dual VCO inputs and dual IF outputs.
- What is the frequency range of the MAX2321EUP?
The frequency range is from 800MHz to 2.5GHz.
- Is the MAX2321EUP RoHS compliant?
No, the MAX2321EUP is not RoHS compliant.
