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LMK03002
  • LMK03002
  • LMK03002

LMK03002

ACTIVE

1566 to 1724-MHz, 800-fs RMS jitter, precision clock conditioner with integrated VCO

Texas Instruments LMK03002 Product Info

1 April 2026 0

Parameters

Number of outputs

4

Output type

LVPECL

Output frequency (max) (MHz)

862

Core supply voltage (V)

3.3

Output supply voltage (V)

3.3

Input type

LVCMOS, LVPECL

Operating temperature range (°C)

-40 to 85

Features

Integrated VCO, uWire

Rating

Catalog

Package

WQFN (RHS)-48-49 mm² 7 x 7

Features

  • Integrated VCO with Very Low Phase Noise Floor
  • Integrated Integer-N PLL with Outstanding Normalized Phase Noise Contribution of
    -224 dBc/Hz
  • Clock Generator Performance (10 Hz - 20 MHz)
    • LMK03002C: 200 fs RMS Jitter
  • Jitter Cleaner Performance Grade (12 kHz to 20 MHz)
    • LMK03002: 800 fs RMS Jitter
    • LMK03002C: 400 fs RMS Jitter
  • VCO Frequency: 1566 to 1724 MHz
  • Clock Output Frequency Range of 1 to 862 MHz
  • 4 LVPECL Clock Outputs
  • Partially Integrated Loop Filter
  • Dedicated Divider and Delay Blocks on Each Clock Output
  • Pin Compatible Family of Clocking Devices
  • 3.15 to 3.45 V Operation
  • Package: 48 Pin WQFN (7.0 x 7.0 x 0.8 mm)

All trademarks are the property of their respective owners.

  • Integrated VCO with Very Low Phase Noise Floor
  • Integrated Integer-N PLL with Outstanding Normalized Phase Noise Contribution of
    -224 dBc/Hz
  • Clock Generator Performance (10 Hz - 20 MHz)
    • LMK03002C: 200 fs RMS Jitter
  • Jitter Cleaner Performance Grade (12 kHz to 20 MHz)
    • LMK03002: 800 fs RMS Jitter
    • LMK03002C: 400 fs RMS Jitter
  • VCO Frequency: 1566 to 1724 MHz
  • Clock Output Frequency Range of 1 to 862 MHz
  • 4 LVPECL Clock Outputs
  • Partially Integrated Loop Filter
  • Dedicated Divider and Delay Blocks on Each Clock Output
  • Pin Compatible Family of Clocking Devices
  • 3.15 to 3.45 V Operation
  • Package: 48 Pin WQFN (7.0 x 7.0 x 0.8 mm)

All trademarks are the property of their respective owners.

Description

The LMK03002/LMK03002C precision clock conditioners combine the functions of jitter cleaning/reconditioning, multiplication, and distribution of a reference clock. The devices integrate a Voltage Controlled Oscillator (VCO), a high performance Integer-N Phase Locked Loop (PLL), a partially integrated loop filter, and four LVPECL clock output distribution blocks.

The VCO output is optionally accessible on the Fout port. Internally, the VCO output goes through a VCO Divider to feed the various clock distribution blocks.

Each clock distribution block includes a programmable divider, a phase synchronization circuit, a programmable delay, a clock output mux, and an LVPECL output buffer. This allows multiple integer-related and phase-adjusted copies of the reference to be distributed to four system components.

The clock conditioners come in a 48-pin WQFN package and are footprint compatible with other clocking devices in the same family.

The LMK03002/LMK03002C precision clock conditioners combine the functions of jitter cleaning/reconditioning, multiplication, and distribution of a reference clock. The devices integrate a Voltage Controlled Oscillator (VCO), a high performance Integer-N Phase Locked Loop (PLL), a partially integrated loop filter, and four LVPECL clock output distribution blocks.

The VCO output is optionally accessible on the Fout port. Internally, the VCO output goes through a VCO Divider to feed the various clock distribution blocks.

Each clock distribution block includes a programmable divider, a phase synchronization circuit, a programmable delay, a clock output mux, and an LVPECL output buffer. This allows multiple integer-related and phase-adjusted copies of the reference to be distributed to four system components.

The clock conditioners come in a 48-pin WQFN package and are footprint compatible with other clocking devices in the same family.

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