Overview
The HMC344ALP3E is a broadband, nonreflective, single-pole, four-throw (SP4T) switch manufactured by Analog Devices Inc. using a gallium arsenide (GaAs) metal semiconductor field effect transistor (MESFET) process. This switch is designed to operate over a wide frequency range from 0.1 GHz to 8 GHz, making it suitable for various high-frequency applications. It features high isolation, low insertion loss, and on-chip termination of the isolated ports, ensuring reliable and efficient signal switching.
Key Specifications
| Parameter | Rating/Value | Conditions |
|---|---|---|
| Frequency Range | 0.1 GHz to 8 GHz | |
| Insertion Loss | 1.7 dB at 6 GHz | VEE = −3 V or −5 V, 50 Ω system |
| Isolation | 36 dB at 6 GHz | VEE = −3 V or −5 V, 50 Ω system |
| P1dB | 28 dBm typical | f = 250 MHz to 8 GHz, TCASE = 85°C |
| IP3 | 44 dBm typical | f = 250 MHz to 8 GHz, TCASE = 85°C |
| Negative Supply Voltage (VEE) | −7 V | |
| Digital Control Input Voltage Range | VEE − 0.5 V to +1 V | |
| Package | 16-lead, 3 mm × 3 mm LFCSP | |
| Operating Temperature | −55°C to 85°C | |
| ESD HBM Rating | 250 V (Class 1A) |
Key Features
- Nonreflective design with on-chip termination of the isolated ports
- High isolation: up to 36 dB at 6 GHz
- Low insertion loss: 1.7 dB at 6 GHz
- High input linearity: P1dB of 28 dBm and IP3 of 44 dBm typical
- Integrated 2 to 4 line decoder for logic control
- Operates with a negative supply voltage range of −5 V to −3 V
- Compact 16-lead, 3 mm × 3 mm LFCSP package
- ESD HBM rating of 250 V (Class 1A)
Applications
- Broadband telecommunications systems
- Fiber optics
- Switched filter banks
- Wireless infrastructure below 8 GHz
Q & A
- What is the frequency range of the HMC344ALP3E?
The HMC344ALP3E operates over a frequency range from 0.1 GHz to 8 GHz.
- What is the typical insertion loss of the HMC344ALP3E at 6 GHz?
The typical insertion loss is 1.7 dB at 6 GHz.
- What is the isolation of the HMC344ALP3E at 6 GHz?
The isolation is up to 36 dB at 6 GHz.
- What is the P1dB and IP3 of the HMC344ALP3E?
The P1dB is 28 dBm typical, and the IP3 is 44 dBm typical.
- What is the package type and size of the HMC344ALP3E?
The HMC344ALP3E comes in a 16-lead, 3 mm × 3 mm LFCSP package.
- What is the operating temperature range of the HMC344ALP3E?
The operating temperature range is from −55°C to 85°C.
- What is the ESD HBM rating of the HMC344ALP3E?
The ESD HBM rating is 250 V (Class 1A).
- How is the HMC344ALP3E controlled?
The HMC344ALP3E is controlled by two negative logic control voltages and includes an on-chip, binary two-line to four-line decoder.
- What are some typical applications of the HMC344ALP3E?
Typical applications include broadband telecommunications systems, fiber optics, switched filter banks, and wireless infrastructure below 8 GHz.
- What is the recommended power-up sequence for the HMC344ALP3E?
The recommended power-up sequence is: ground to the die bottom, power up VEE, and then power up the digital control inputs.
