PL133-37TI-R: High-Performance Clock Buffer IC by Microchip Technology

The PL133-37TI-R is a cutting-edge clock buffer integrated circuit (IC) engineered by Microchip Technology, a global leader in semiconductor solutions. Designed for precision clock distribution, this IC ensures minimal jitter and signal integrity, making it indispensable for high-speed digital systems, communication infrastructure, and embedded applications.

In-Depth Technical Specifications

Manufacturer and Availability

• Manufacturer: Microchip Technology (Nasdaq: MCHP)
• Product Status: Active and RoHS compliant
• Lead-Free Status: Fully compliant with global environmental standards

Detailed Functional Attributes

Signal Handling Capabilities

• Input Types: LVCMOS (1.8V/2.5V/3.3V), Sine Wave (0.5Vpp to VDD)
• Output Type: LVCMOS with <1.5ns rise/fall time
• Fanout Architecture: 1:3 buffered distribution with <50ps output skew

Performance Metrics

• Frequency Range: DC to 150MHz (3.3V operation)
• Phase Jitter: <1ps RMS (12kHz-20MHz)
• Propagation Delay: 3.5ns typical

Power Management

• Supply Voltage: 1.62V to 3.63V ( 5%)
• Current Consumption: 12mA typical at 100MHz (3.3V)
• Power-Down Mode: <10 A standby current

Robust Physical Design

• Package: SOT-23-6 (2.9mm 1.6mm)
• Moisture Sensitivity: Level 1 (MSL1)
• ESD Protection: >2kV HBM

Advanced Application Scenarios

5G Infrastructure

Ensures synchronized clock distribution in massive MIMO base stations with <100fs additive jitter for 5G NR timing.

AI Accelerators

Maintains clock coherence across GPU/TPU clusters with 1:3 fanout for parallel processing units.

Automotive Electronics

AEC-Q100 qualified variants available for ADAS clock trees operating at -40 C to +125 C.

Competitive Advantages

Against TI's CDCxxx Series

• 30% lower power consumption at comparable frequencies
• Smaller footprint vs. SOT-23-8 alternatives

Versus ON Semiconductor NB3N Series

• Wider voltage range (1.62V vs. 2.25V minimum)
• Better jitter performance in sine-wave mode

Design Implementation Guide

PCB Layout Recommendations

1. Use 50 controlled impedance traces for outputs
2. Place decoupling caps within 1mm of VDD pin
3. Isolate analog ground for sine-wave inputs

Thermal Considerations

With JA of 206 C/W, maintain <85 C ambient for reliable operation at 150MHz.

Purchasing Information

• Packaging Options: Tape & Reel (3,000 units), Cut Tape
• Sample Availability: Free engineering samples through Microchip Direct
• Lead Time: 6-8 weeks for full production quantities

Conclusion

The PL133-37TI-R represents Microchip's commitment to precision timing solutions, combining 150MHz performance with ultra-low jitter in a cost-effective SOT-23 package. Its unique blend of wide voltage range, multi-format input support, and industrial temperature operation makes it the ideal choice for:

• IoT edge devices requiring 1.8V clock trees
• FPGA reference clock distribution
• Medical imaging synchronization

For complete design support, download the PL133-37TI-R Design Kit including SPICE models, IBIS files, and reference layouts from Microchip's website today.