DS25BR120TSD/NOPB National Semiconductor, DS25BR120TSD/NOPB Datasheet
DS25BR120TSD/NOPB
Specifications of DS25BR120TSD/NOPB
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DS25BR120TSD/NOPB Summary of contents
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... Typical Application © 2007 National Semiconductor Corporation Features ■ 3.125 Gbps low jitter, high noise immunity, low power operation ■ ...
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Block Diagram Pin Diagram Pin Descriptions Pin Name Pin Name PE1 1 IN+ 2 IN- 3 PE0 OUT- 6 OUT+ 7 VCC 8 GND DAP Pre-Emphasis Truth Table PE1 Ordering Codes and Configurations ...
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... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage ( LVCMOS Input Voltage (PE0, PE1) LVDS Input Voltage (IN+, IN−) LVDS Differential Input Voltage ((IN+) - (IN−)) LVDS Output Voltage (OUT+, OUT−) LVDS Differential Output Voltage ((OUT+) - (OUT− ...
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Symbol Parameter LVDS INPUT DC SPECIFICATIONS (IN+, IN-) V Input Differential Voltage ID V Differential Input High Threshold TH V Differential Input Low Threshold TL V Common Mode Voltage Range CMR I Input Current IN C Input Capacitance IN R ...
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AC Electrical Characteristics Over recommended operating supply and temperature ranges unless otherwise specified. (Notes 9, 10) Symbol Parameter LVDS OUTPUT AC SPECIFICATIONS (OUT+, OUT-) t Differential Propagation Delay High to Low PHLD t Differential Propagation Delay Low to High PLHD ...
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Symbol Parameter JITTER PERFORMANCE WITH PE = LOW (Figures 5 and 6) t RJ1B Random Jitter (RMS Value) t RJ2B Test Channel A (Note 14) t DJ1B Deterministic Jitter (Peak to Peak) t DJ2B Test Channel A (Note 15) t ...
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DC Test Circuits AC Test Circuits and Timing Diagrams FIGURE 1. Differential Driver DC Test Circuit FIGURE 2. Differential Driver AC Test Circuit FIGURE 3. Propagation Delay Timing Diagram FIGURE 4. LVDS Output Transition Times 7 30005420 30005421 30005422 30005423 ...
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Pre-Emphasis Test Circuits Test Channel Loss Characteristics The test channel was fabricated with Polyclad PCL-FR-370-Laminate/PCL-FRP-370 Prepreg materials (Dielectric constant of 3.7 and Loss Tangent of 0.02). The edge coupled differential striplines have the following geometries: Trace Width ( ...
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Device Operation INPUT INTERFACING The DS25BR120 accepts differential signals and allows simple coupling. With a wide common mode range, the DS25BR120 can be DC-coupled with all common differential drivers (i.e. LVPECL, LVDS, CML). The following three figures ...
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OUTPUT INTERFACING The DS25BR120 outputs signals compliant to the LVDS standard. It can be DC-coupled to most common differential receivers. The following figure illustrates typical DC-coupled interface to common differential receivers and assumes that the receivers have high impedance inputs. ...
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Typical Performance Maximum Data Rate as a Function of CAT5e (Belden 1700A) Length Maximum Data Rate as a Function of CAT5e (Belden 1700A) Length DS25BR120 Used as a Driver DS25BR110 Used as a Receiver Power Supply Current as a Function ...
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A 2.5 Gbps NRZ PRBS-7 After 40" Differential FR-4 Stripline V:125 mV / DIV, H: DIV A 3.125 Gbps NRZ PRBS-7 After 40" Differential FR-4 Stripline V:125 mV / DIV, H: DIV www.national.com 30005430 An Equalized ...
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Physical Dimensions inches (millimeters) unless otherwise noted (See AN-1187 for PCB Design and Assembly Recommendations) Order Number DS25BR120TSD NS Package Number SDA08A 13 www.national.com ...
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... For more National Semiconductor product information and proven design tools, visit the following Web sites at: Products Amplifiers www.national.com/amplifiers Audio www.national.com/audio Clock Conditioners www.national.com/timing Data Converters www.national.com/adc Displays www.national.com/displays Ethernet www.national.com/ethernet Interface www.national.com/interface LVDS www.national.com/lvds Power Management www.national.com/power Switching Regulators www.national.com/switchers LDOs www ...