CDCE937R01PWR

CDCE937R01PWR

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CDCE937R01PWR
IC CLK/FREQ SYNTH 20TSSOP
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Price negotiable

Price update:a months ago
Available in stock: 3916
45
Serves customers in 45 countries
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Worldwide Manufacturers
$140M
$140M Growth in 5 Years
50.0M+
50M Parts Shipped in 5 Years
Texas Instruments

Texas Instruments

Texas Instruments Incorporated (TI) is a global semiconductor powerhouse, crafts advanced analog ICs and embedded processors. Fueled by top-tier minds, TI's innovations drive tech's future, impacting 100,000+ clients.

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The CDCE937PW and CDCEL937 devices are modular PLL-based low cost, high-performance, programmable clock synthesizers, multipliers and dividers. They generate up to 7 output clocks from a single input frequency. Each output can be programmed in-system for any clock frequency up to 230MHz, using up to three independent configurable PLLs.

The CDCEx937 has separate output supply pins, VDDOUT, which is 1.8V for CDCEL937 and to 2.5V to 3.3V for CDCE937.

The input accepts an external crystal or LVCMOS clock signal. If an external crystal is used, an on-chip load capacitor is adequate for most applications. The value of the load capacitor is programmable from 0 to 20pF. Additionally, an on-chip VCXO is selectable which allows synchronization of the output frequency to an external control signal, that is, PWM signal.

Feature

  • Member of Programmable Clock Generator Family
    • CDCEx913: 1-PLL, 3 Outputs
    • CDCEx925: 2-PLL, 5 Outputs
    • CDCEx937: 3-PLL, 7 Outputs
    • CDCEx949: 4-PLL, 9 Outputs
  • In-System Programmability and EEPROM
    • Serial Programmable Volatile Register
    • Nonvolatile EEPROM to Store Customer Setting
  • Flexible Input Clocking Concept
    • External Crystal: 8 MHz to 32 MHz
    • On-Chip VCXO: Pull Range ±150 ppm
    • Single-Ended LVCMOS up to 160 MHz
  • Free Selectable Output Frequency up to 230 MHz
  • Low-Noise PLL Core
    • PLL Loop Filter Components Integrated
    • Low Period Jitter (Typical 60 ps)
  • Separate Output Supply Pins
    • CDCE937: 3.3 V and 2.5 V
    • CDCEL937: 1.8 V
  • Flexible Clock Driver
    • Three User-Definable Control Inputs [S0/S1/S2], for Example, SSC Selection, Frequency Switching, Output Enable or Power Down
    • Generates Highly Accurate Clocks for Video, Audio, USB, IEEE1394, RFID, Bluetooth?, WLAN, Ethernet?, and GPS
    • Generates Common Clock Frequencies Used With TI-DaVinci?, OMAP?, DSPs
    • Programmable SSC Modulation
    • Enables 0-PPM Clock Generation
  • 1.8-V Device Power Supply
  • Wide Temperature Range –40°C to 85°C
  • Packaged in TSSOP
  • Development and Programming Kit for Easy PLL Design and Programming (TI Pro-Clock?)
  • APPLICATIONS
    • D-TVs, STBs, IP-STBs, DVD Players, DVD Recorders, and Printers

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Product Attributes

TYPE DESCRIPTION Select all
Frequency - Max 230MHz
Package Bulk
Divider/Multiplier Yes/No
Product Status Active
Voltage - Supply 1.7V ~ 1.9V
Operating Temperature -40°C ~ 85°C (TA)
Type Clock/Frequency Synthesizer
Mounting Type Surface Mount
PLL Yes with Bypass
Package / Case 20-TSSOP (0.173", 4.40mm Width)
Input LVCMOS, Crystal
Supplier Device Package 20-TSSOP
Output LVCMOS
Number of Circuits 1
Ratio - Input:Output 1:7
Differential - Input:Output No/No

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Price negotiable

Price update:a months ago
Available in stock: 3916
Texas Instruments

Texas Instruments

Texas Instruments Incorporated (TI) is a global semiconductor powerhouse, crafts advanced analog ICs and embedded processors. Fueled by top-tier minds, TI's innovations drive tech's future, impacting 100,000+ clients.

View All Product from Texas Instruments

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