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840004-01 - Block Diagram
Integrated Circuits (ICs)

840004AG-01LF

Obsolete
Renesas Electronics Corporation

FEMTOCLOCK CRYSTAL-TO-LVCMOS/LVTTL FREQUENCY SYNTHESIZER

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840004-01 - Block Diagram
Integrated Circuits (ICs)

840004AG-01LF

Obsolete
Renesas Electronics Corporation

FEMTOCLOCK CRYSTAL-TO-LVCMOS/LVTTL FREQUENCY SYNTHESIZER

Deep-Dive with AI

Technical Specifications

Parameters and characteristics for this part

Specification840004AG-01LF
Differential - Input:OutputFalse
Divider/MultiplierYes/No
Frequency - Max [Max]175 MHz
InputLVTTL, Crystal, LVCMOS
Mounting TypeSurface Mount
Number of Circuits1
Operating Temperature [Max]70 °C
Operating Temperature [Min]0 °C
OutputLVCMOS, LVTTL
Package / Case20-TSSOP
Package / Case [x]0.173 in
Package / Case [y]4.4 mm
PLLYes with Bypass
Ratio - Input:Output [custom]2:4
Supplier Device Package20-TSSOP
TypeFrequency Synthesizer
Voltage - Supply [Max]3.465 V
Voltage - Supply [Min]3.135 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

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Description

General part information

840004-01 Series

The 840004-01 is a 4 output LVCMOS/LVTTL synthesizer optimized to generate Ethernet reference clock frequencies. Using a 25MHz, 18pF parallel resonant crystal, the following frequencies can be generated based on the 2 frequency select pins (F_SEL1:0): 156.25MHz, 125MHz, and 62.5MHz. The 840004-01 uses our 3rd generation low phase noise VCO technology and can achieve 1ps or lower typical random rms phase jitter, easily meeting Ethernet jitter requirements. The 840004-01 is packaged in a small 20-pin TSSOP package.

Documents

Technical documentation and resources