Overview
The HMC7043LP7FETR, produced by Analog Devices Inc., is a high-performance clock buffer designed for the distribution of ultralow phase noise references. It is particularly suited for high-speed data converters with either parallel or serial (JESD204B type) interfaces. This device is optimized for multicarrier GSM, LTE, and W-CDMA base station designs, offering advanced clock management and distribution features to simplify baseband and radio card clock tree designs.
Key Specifications
| Parameter | Min | Typ | Max | Unit | Test Conditions/Comments |
|---|---|---|---|---|---|
| Maximum CLKOUTx Frequency | 3200 MHz | JESD204B-compatible system reference (SYSREF) pulses | |||
| Operating Temperature | -40°C | +85°C | |||
| Supply Voltage | 3.135 V | 3.465 V | |||
| Clock Input Frequency | 6 GHz | ||||
| Package Type | 48-Lead LFCSP (7mm x 7mm w/ EP) | ||||
| Digital Input Signal Voltage (Logic High) | 1.2 VCC | V | |||
| Digital Input Signal Voltage (Logic Low) | 0 | 0.5 V | V | ||
| Output Rise Time (CML Mode) | 175 ps | ps | fCLKOUT = 245.76 MHz, 20% to 80% | ||
| Differential Output Voltage (CML Mode) | 390 mV p-p diff | mV p-p diff | fCLKOUT = 245.76 MHz |
Key Features
- Supports up to 14 low noise and configurable clock output channels with independent phase and frequency adjustment.
- Compatible with JESD204B/JESD204C interface requirements, generating up to seven DCLK and SYSREF clock pairs.
- Supports various signaling standards including CML, LVDS, LVPECL, and LVCMOS, with adjustable bias conditions for different board insertion losses.
- RF SYNC feature for deterministic synchronization of multiple HMC7043 devices, ensuring all clock outputs start with the same edge.
- SPI-programmable adjustable noise floor vs. power consumption and coarse delay adjustment range of 0 to 17 ½ CLKIN period.
- GPIO alarm/status indicator for system health monitoring and SYSREF valid interrupt to simplify JESD204B synchronization.
Applications
- Cellular infrastructure (multicarrier GSM, LTE, W-CDMA).
- Data converter clocking for high-speed data converters with parallel or serial interfaces.
- Phase array reference distribution and microwave baseband cards.
- Base transceiver station (BTS) systems, including components such as FPGAs, digital front-end ASICs, and transmit/receive modules).
Q & A
- What is the maximum clock output frequency of the HMC7043LP7FETR?
The maximum clock output frequency is 3200 MHz.
- What are the supported signaling standards for the HMC7043LP7FETR?
The device supports CML, LVDS, LVPECL, and LVCMOS signaling standards.
- What is the operating temperature range of the HMC7043LP7FETR?
The operating temperature range is from -40°C to +85°C.
- How many clock output channels does the HMC7043LP7FETR have?
The device has 14 low noise and configurable clock output channels.
- What is the package type of the HMC7043LP7FETR?
The package type is a 48-Lead LFCSP (7mm x 7mm w/ EP).
- Does the HMC7043LP7FETR support JESD204B/JESD204C interface requirements?
Yes, it supports JESD204B/JESD204C interface requirements, generating up to seven DCLK and SYSREF clock pairs.
- What is the maximum clock input frequency supported by the HMC7043LP7FETR?
The maximum clock input frequency is up to 6 GHz.
- How does the RF SYNC feature work in the HMC7043LP7FETR?
The RF SYNC feature ensures deterministic synchronization of multiple HMC7043 devices, making all clock outputs start with the same edge.
- What are some of the key applications of the HMC7043LP7FETR?
Key applications include cellular infrastructure, data converter clocking, phase array reference distribution, and microwave baseband cards.
- Is there an evaluation kit available for the HMC7043LP7FETR?
Yes, the EK1HMC7043LP7F evaluation kit is available for evaluating the features of the HMC7043.
