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MT9046

Features: • Supports AT&T TR62411 and Bellcore GR-1244-CORE, Stratum 4 Enhanced and Stratum 4 timing for DS1 interfaces• Supports ETSI ETS 300 011, TBR 4, TBR 12 and TBR 13 timing for E1 interfaces• Selectable 19.44 MHz, 1.544 MHz, 2.048 MHz or 8kHz input reference signals...

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SeekIC No. : 004430191 Detail

MT9046: Features: • Supports AT&T TR62411 and Bellcore GR-1244-CORE, Stratum 4 Enhanced and Stratum 4 timing for DS1 interfaces• Supports ETSI ETS 300 011, TBR 4, TBR 12 and TBR 13 timing fo...

MT9046 Data Sheet

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Part Number:
MT9046
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/26

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Product Details

Description



Features:

• Supports AT&T TR62411 and Bellcore GR-1244-CORE, Stratum 4 Enhanced and Stratum 4 timing for DS1 interfaces
• Supports ETSI ETS 300 011, TBR 4, TBR 12 and TBR 13 timing for E1 interfaces
• Selectable 19.44 MHz, 1.544 MHz, 2.048 MHz or 8kHz input reference signals
• Provides C1.5, C2, C4, C6, C8, C16, and C19 (STS-3/OC3 clock divided by 8) output clock signals
• Provides 5 styles of 8 KHz framing pulses
• Holdover frequency accuracy of 0.2 PPM
• Holdover indication
• Attenuates wander from 1.9 Hz
• Fast lock mode
• Provides Time Interval Error (TIE) correction
• Accepts reference inputs from two independent sources
• JTAG Boundary Scan


Application

• Synchronization and timing control for Customer Premises Equipment (CPE)
• ST-BUS clock and frame pulse sources


Pinout

Connection Diagram


Specifications

  Parameter Symbol Min. Max. Units
1 Supply voltage VDD -0.3 7.0 V
2 Voltage on any pin VPIN -0.3 VDD+0.3 V
3 Current on any pin IPIN   30 mA
4 Storage temperature TST -55 125
5 48 SSOP package power dissipation PPD   200 mW



Description

The MT9046 T1/E1 System Synchronizer contains a digital phase-locked loop (DPLL), which provides timing and synchronization signals for multitrunk T1 and E1 primary rate transmission links. The MT9046 has reference switching and frequency holdover capabilities to help maintain connectivity during temporary synchronization interruptions.




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