MT9041BP1 Zarlink Semiconductor, MT9041BP1 Datasheet
MT9041BP1
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MT9041BP1 Summary of contents
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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 1.544MHz, 2.048MHz or ...
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MT9041B Pin Description Pin # Name 1 V Ground. 0 Volts IC0 Internal Connect. Connect to Vss Connect. Connect to Vss 4 REF Reference (TTL Input). PLL reference clock Positive Supply Voltage. +5V ...
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Pin Description (continued) Pin # Name 19 IC0 Internal Connect. Connect to Vss 20 IC1 Internal Connect. Leave open Circuit 21 IC0 Internal Connect. Connect to Vss 22 IC0 Internal Connect. Connect to Vss 23 MS Mode/Control Select (TTL Input). ...
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MT9041B REF Reference Phase Detector Feedback Signal from Frequency Select MUX is well within the maximum phase slope of 7.6ns per 125us or 81ns per 1.326ms specified by Bellcore GR-1244-CORE Stratum 4E. Loop Filter - the Loop Filter is similar ...
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All frame pulse and clock outputs have limited driving capability, and should be buffered when driving high capacitance (e.g. 30pF) loads. Master Clock The MT9041B can use either a clock or crystal as the master timing source. For recommended master ...
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MT9041B For the MT9041B, two internal elements determine the jitter attenuation. This includes the internal 1.9Hz low pass loop filter and the phase slope limiter. The phase slope limiter limits the output phase slope to 5ns/125us. Therefore, if the input ...
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The rate of change of the ±200ns phase shift is limited to a maximum phase slope of approximately 5ns/125us. This meets the Bellcore GR-1244-CORE maximum phase slope requirement of 7.6ns/125us (81ns/1.326ms). Phase Lock Time This is the time ...
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MT9041B For applications requiring ±32ppm clock accuracy, the following clock oscillator module may be used. CTS CXO-65-HG-5-C-20.0MHz Frequency: 20MHz Tolerance: 25ppm 0C to 70C Rise & Fall Time: 8ns (0.5V 4.5V 50pF) Duty Cycle: 45% to 55% The output clock ...
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MT9074 TTIP F0i C4b TRING E1.5o RTIP RRING To Controller LOS Interrupt MT9074 TTIP F0i C4b TRING E1.5o RTIP RRING LOS Figure 9 - Multiple E1 Reference Sources with MT9041B Multiple E1 Reference Sources with MT9041B In this example 8 ...
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MT9041B Absolute Maximum Ratings* Parameter 1 Supply voltage 2 Voltage on any pin 3 Current on any pin 4 Storage temperature 5 PLCC package power dissipation * Exceeding these values may cause permanent damage. Functional operation under these conditions is ...
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AC Electrical Characteristics - Performance Characteristics 1 Freerun Mode accuracy with OSCi at: 0ppm Capture range with OSCi at Phase lock time 8 Output phase continuity with: 9 mode switch to Normal 10 mode ...
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MT9041B AC Electrical Characteristics - Input/Output Timing Characteristics 1 Reference input pulse width high or low 2 Reference input rise or fall time 3 8kHz reference input to F8o delay 4 1.544MHz reference input to F8o delay 5 2.048MHz reference ...
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REF 8kHz REF 1.544MHz REF 2.048MHz F8o NOTES: 1. Input to output delay values are valid after a TRST or RST with no further state changes Figure 11 - Input to Output Timing (Normal Mode) F8o F0o F16o t C16WL ...
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MT9041B F8o MS Figure 13 - Input Controls Setup and Hold Timing AC Electrical Characteristics - Intrinsic Jitter Unfiltered Characteristics 1 Intrinsic jitter at F8o (8kHz) 2 Intrinsic jitter at F0o (8kHz) 3 Intrinsic jitter at F16o (8kHz) 4 Intrinsic ...
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AC Electrical Characteristics - 8kHz Input to 8kHz Output Jitter Transfer Characteristics 1 Jitter attenuation for 1Hz@0.01UIpp input 2 Jitter attenuation for 1Hz@0.54UIpp input 3 Jitter attenuation for 10Hz@0.10UIpp input 4 Jitter attenuation for 60Hz@0.10UIpp input 5 Jitter attenuation for ...
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MT9041B AC Electrical Characteristics - 2.048MHz Input to 2.048MHz Output Jitter Transfer Characteristics 1 Jitter at output for 1Hz@3.00UIpp input 2 with 40Hz to 100kHz filter 3 Jitter at output for 3Hz@2.33UIpp input 4 with 40Hz to 100kHz filter 5 ...
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AC Electrical Characteristics - 1.544MHz Input Jitter Tolerance Characteristics 1 Jitter tolerance for 1Hz input 2 Jitter tolerance for 5Hz input 3 Jitter tolerance for 20Hz input 4 Jitter tolerance for 300Hz input 5 Jitter tolerance for 400Hz input 6 ...
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MT9041B † Notes: Voltages are with respect to ground (V ) unless otherwise stated. SS Supply voltage and operating temperature are as per Recommended Operating Conditions. Timing parameters are as per AC Electrical Characteristics - Timing Parameter Measurement Voltage Levels ...
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Package Outlines Dim D General- (lead coplanarity) A Notes Not ...
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