Overview
The LMK04826BISQ/NOPB is a high-performance clock jitter cleaner and synthesizer produced by Texas Instruments. It is part of the LMK0482x family, known for its ultra-low noise and compliance with JEDEC JESD204B standards. This device is designed to provide flexible and high-performance clocking solutions, making it ideal for various applications requiring precise clock signals.
Key Specifications
| Specification | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Package | WQFN-64 |
| Description | Jitter Cleaner IC, 2.5GHz, 64-WFQFN Exposed Pad |
| Supply Voltage - Min | 3.1 V |
| Supply Voltage - Max | 3.45 V |
| Minimum Operating Temperature | -40°C |
| Maximum Operating Temperature | +85°C |
| Mounting Style | SMD/SMT |
| Number of Outputs | 15 |
| Output Level | HSDS, LVCMOS, LVDS, LVPECL |
| Max Output Frequency | 2505 MHz |
| RMS Jitter (fs) | 88 fs (12 kHz to 20 MHz), 91 fs (100 Hz to 20 MHz) |
| Noise Floor | –162.5 dBc/Hz at 245.76 MHz |
| Input Type | LVCMOS, LVDS, LVPECL |
| Output Type | LVCMOS, LVDS, LVPECL |
Key Features
- JEDEC JESD204B Support
- Ultra-Low RMS Jitter: 88 fs (12 kHz to 20 MHz), 91 fs (100 Hz to 20 MHz)
- –162.5 dBc/Hz Noise Floor at 245.76 MHz
- Dual Loop PLLatinum™ PLL Architecture
- Up to 14 Differential Device Clocks from PLL2 and up to 7 SYSREF Clocks
- LVPECL, LVDS, HSDS, LCPECL Programmable Outputs from PLL2
- Up to 1 Buffered VCXO/Crystal Output from PLL1
- Integrated Low-Noise Crystal Oscillator Circuit
- Holdover Mode When Input Clocks are Lost
- Automatic and Manual Switch-Over Modes with Hitless Switching and LOS
- Precision Digital Delay, Dynamically Adjustable
- 25-ps Step Analog Delay
- Multi-Mode: Dual PLL, Single PLL, and Clock Distribution
- Industrial Temperature Range: –40 to 85°C
- Supports 105°C PCB Temperature (Measured at Thermal Pad)
Applications
- Wireless Infrastructure
- Data Converter Clocking
- Networking, SONET/SDH, DSLAM
- Medical, Video, Military, Aerospace
- Test and Measurement
Q & A
- What is the primary function of the LMK04826BISQ/NOPB?
The primary function of the LMK04826BISQ/NOPB is to act as a high-performance clock jitter cleaner and synthesizer, providing ultra-low noise clock signals.
- What is the operating temperature range of the LMK04826BISQ/NOPB?
The operating temperature range is from –40°C to +85°C.
- What types of output signals does the LMK04826BISQ/NOPB support?
The device supports LVPECL, LVDS, HSDS, and LVCMOS output signals.
- What is the maximum output frequency of the LMK04826BISQ/NOPB?
The maximum output frequency is 2505 MHz.
- Does the LMK04826BISQ/NOPB support JEDEC JESD204B?
- What is the RMS jitter performance of the LMK04826BISQ/NOPB?
The RMS jitter is 88 fs (12 kHz to 20 MHz) and 91 fs (100 Hz to 20 MHz).
- What is the noise floor of the LMK04826BISQ/NOPB at 245.76 MHz?
The noise floor is –162.5 dBc/Hz at 245.76 MHz.
- Does the LMK04826BISQ/NOPB have integrated low-noise VCOs?
- What are the key applications of the LMK04826BISQ/NOPB?
- What is the package type and pin count of the LMK04826BISQ/NOPB?
- Does the LMK04826BISQ/NOPB support holdover mode?
