DS99R421ISQ NSC [National Semiconductor], DS99R421ISQ Datasheet
DS99R421ISQ
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DS99R421ISQ Summary of contents
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DS99R421 5-43 MHz FPD-Link LVDS (3 Data + 1 Clock) to Single Embedded Clock DC-Balanced LVDS Converter General Description The DS99R421 converts a FPD-Link input with 4 non-DC Balanced LVDS (3 LVDS Data + LVDS Clock) plus 3 over- sampled ...
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Application Overview www.national.com FIGURE 2. Typical Application Diagram 2 30011302 ...
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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 LVCMOS Output Voltage LVDS Receiver Input Voltage LVDS Driver Output Voltage ...
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Symbol Parameter V Output Differential Voltage OD (Figure 10) ΔV Output Differential Voltage OD Unbalance V Output Voltage Offset OS ΔV Output Voltage Offset OS Difference I Output Short Circuit OS Current I TRI-STATE Output Current PWDNB = 0V, OZ ...
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Input Timing Requirements for OS[2:0] Over recommended operating supply and temperature ranges unless otherwise specified. Symbol Parameter F [2:0] Maximum Frequency OS Limitation of OS[2:0] Input to Output Switching Characteristics Over recommended operating supply and temperature ranges unless otherwise specified. ...
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AC Timing Diagrams and Test Circuits FIGURE 4. Serializer LVDS Output Load and Transition Times www.national.com FIGURE 3. LVDS Input Checkerboard Pattern FIGURE 5. RxIN to DOUT Delay – RCTCD 6 30011306 30011307 30011308 ...
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FIGURE 6. Receiver LVDS Input Mapping FIGURE 7. Receiver RITOL Min and Max 7 30011309 30011310 www.national.com ...
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FIGURE 8. Receiver RITOL Left and Right FIGURE 9. Serializer Output Eye Opening FIGURE 10. Serializer V Diagram OD 8 30011311 30011312 30011313 ...
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Pin Descriptions Pin # Pin Name I/O/PWR FPD-LINK LVDS RECEIVER INPUT PINS 28, 30, 32 RxIN[2:0]− LVDS_I 29, 31, 33 RxIN[2:0]+ LVDS_I 34 RxCLKIN− LVDS_I 35 RxCLKIN+ LVDS_I OVER SAMPLED INPUT PINS 3-1 OS[2:0] LVCMOS_I CONTROL AND CONFIGURATION PINS 4 ...
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Pin # Pin Name I/O/PWR GND GND SER SER GND ...
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Functional Description The DS99R421 is a Video Interface converter. It converts an FPD-Link interface (3 LVDS data channels + 1 LVDS Clock, e.g. DS90C365A or equivalent) plus up to three (3) LVCMOS additional signals into a single high-speed LVDS serial ...
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The three over sampled bits are mapped to DS90UR124 bits as: OS0 = bit 21, OS1 = bit 22, and OS2 = bit 23. If the OS bits are not required, internal pull-down will bias the input to a ...
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HIGH once a BER of 1x10 the transmission link. Applications Information USING THE DS99R421 AND DS90UR124 The DS99R421 allows a FPD-Link based bus to connect to a single-channel serial LVDS interface in a Display using the latest generation ...
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Functional Overview * Note: bits [0-23] are not physically located in positions shown above since bits [0-23] are scrambled and DC Balanced www.national.com FPD-Link LVDS Input Mapping (3 LVDS Data + 1 LVDS Clock) Single Serialized LVDS Bitstream* FIGURE 11. ...
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FIGURE 12. AC Coupled Application FIGURE 13. DS99R421 Typical Application Connection 15 30011314 30011316 www.national.com ...
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FIGURE 14. Receiver Termination Option 2 FIGURE 15. Receiver Termination Option 3 16 30011317 30011318 ...
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... Ordering Information NSID DS99R421QSQ 36-Lead LLP, 6.0 X 6.0 X 0.8 mm, 0.5 mm pitch DS99R421QSQX 36-Lead LLP, 6.0 X 6.0 X 0.8 mm, 0.5 mm pitch, 2500 std reel DS99R421ISQ 36-Lead LLP, 6.0 X 6.0 X 0.8 mm, 0.5 mm pitch DS99R421ISQX 36-Lead LLP, 6.0 X 6.0 X 0.8 mm, 0.5 mm pitch, 2500 std reel NS Package Number SQA36A Package Type 17 Package ID SQA36A SQA36A ...
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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 ...