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ZL30111

Zarlink Semiconductor
Part Number ZL30111
Manufacturer Zarlink Semiconductor
Description POTS Line Card PLL
Published Mar 28, 2007
Detailed Description www.DataSheet4U.com ZL30111 POTS Line Card PLL Data Sheet Features • • • • • • • • • Synchronizes to 8 kHz, 2.048 MHz, ...
Datasheet PDF File ZL30111 PDF File

ZL30111
ZL30111

Overview
www.
DataSheet4U.
com ZL30111 POTS Line Card PLL Data Sheet Features • • • • • • • • • Synchronizes to 8 kHz, 2.
048 MHz, 8.
192 MHz or 19.
44 MHz input Provides a range of clock outputs: 2.
048 MHz, 4.
096 MHz and 8.
192 MHz Provides 2 styles of 8 kHz framing pulses Automatic entry and exit from freerun mode on reference fail Provides DPLL lock and reference fail indication DPLL bandwidth of 922 Hz for all rates of input reference and 58 Hz for an 8 kHz input reference Less than 0.
6 nspp intrinsic jitter on all output clocks 20 MHz external master clock source: clock oscillator or crystal Simple hardware control interface Ordering Information ZL30111QDG ZL30111QDG1 64 Pin TQFP Trays, Bake & Drypack 64 Pin TQFP* Trays, Bake & Drypack *Pb Free Matte Tin -40°C to +85 °C January 2007 Applications • • Synchronizer for POTS line cards Rate convert NTR 8kHz or GPON physical interface clock to TDM clock Description The ZL30111 POTS line card PLL contains a digital phase-locked loop (DPLL), which provides timing and synchronization for SLIC/CODEC devices.
The ZL30111 generates TDM clock and framing signals that are phase locked to the input reference.
It helps ensure system reliability by monitoring its reference for stability and by maintaining stable output clocks during short periods when the reference is unavailable.
REF_FAIL LOCK REF DPLL Reference Monitor Mode Control C2o C4 C8 F4 F8 RST OSCi OSCo State Machine Master Clock Figure 1 - Functional Block Diagram 1 Zarlink Semiconductor Inc.
Zarlink, ZL and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc.
Copyright 2007, Zarlink Semiconductor Inc.
All Rights Reserved.
ZL30111 Table of Contents Data Sheet 1.
0 Physical Description .
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4 1.
1 Pin Connections .
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