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DS92LX2122 Datasheet(PDF) 8 Page - Texas Instruments |
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DS92LX2122 Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 42 page  DS92LX2121, DS92LX2122 SNLS330I – MAY 2010 – REVISED APRIL 2013 www.ti.com Serializer Electrical Characteristics (1)(2)(3) (continued) Over recommended operating supply and temperature ranges unless otherwise specified. Symbol Parameter Conditions Min Typ Max Units IOS Output Short Circuit Current VOUT = 0V (4) Serializer -11 GPO Outputs mA Deserializer LVCMOS -20 Outputs IOZ TRI-STATE Output Current RPWDNB = 0V, Register -20 ±1 +20 µA VOUT = 0V or VDD Address (OSS_SEL = 0) CML DRIVER DC SPECIFICATIONS (DOUT+, DOUT-) RT = 100Ω 268 340 412 |VOD| Output Differential Voltage mV (SeeFigure 9) ΔVOD Output Differential Voltage Unbalance RL = 100Ω 1 50 mV RL = 100Ω (See VDD (MIN) - VOD VDD - VOD VDD (MAX) - VOS Output Differential Offset Voltage V Figure 9) (MAX) VOD (MIN) ΔVOS Offset Voltage Unbalance RL = 100 Ω 1 50 mV IOS Output Short Circuit Current DOUT+/- = 0V, -27 mA PDB = L or H (4) RT Differential Internal Termination Differential across 80 100 120 Ω Resistance DOUT+ and DOUT- CML RECEIVER DC SPECIFICATIONS (RIN+, RIN-) VTH Differential Threshold High Voltage +90 VCM = 1.2V mV VTL Differential Threshold Low Voltage -90 VIN Differential Input Voltage Range RIN+ - RIN- 180 mV VIN = VDD or 0 V, -20 ±1 +20 IIN Input Current µA VDD = 1.89 V RT Differential Internal Termination Differential across 80 100 120 Ω Resistance RIN+ and RIN- SER/DES SUPPLY CURRENT *DIGITAL, PLL, AND ANALOG VDDS RT = 100 Ω 62 90 VDDn = 1.89 WORST CASE Serializer (Tx) V pattern (See IDDT Total Supply Current Mode (includes f = 50 MHz mA Figure 6) load current) Default RT = 100 Ω 55 Registers RANDOM pattern RT = 100 Ω VDDIO = 1.89 WORST CASE V pattern (See PCLK = 50 2 5 Figure 6) MHz Default Serializer (Tx) Registers IDDIOT VDDIO Supply Current (includes load mA current) VDDIO = 3.6 V PCLK = 50 MHz 7 15 Default Registers IDDTZ VDD = 1.89 V 370 775 PDB = 0V; All IDDIOTZ Serializer (Tx) Supply Current Power- VDDIO = 1.89 other LVCMOS 55 125 µA down V Inputs = 0V VDDIO = 3.6 V 65 135 (4) Specification is guaranteed by characterization and is not tested in production. 8 Submit Documentation Feedback Copyright © 2010–2013, Texas Instruments Incorporated Product Folder Links: DS92LX2121 DS92LX2122 |
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