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ADS54J54IRGCR Arkusz danych(PDF) 10 Page - Texas Instruments |
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ADS54J54IRGCR Arkusz danych(HTML) 10 Page - Texas Instruments |
10 / 66 page ADS54J54 SLASE67 – JANUARY 2015 www.ti.com 6.9 Electrical Characteristics: Digital Outputs The DC specifications refer to the condition where the digital outputs are not switching, but are permanently at a valid logic level 0 or 1. AVDD33 = 3.3 V; AVDD18 = 1.9 V; AVDDC, DVDD, IOVDD, PLLVDD = 1.8 V. PARAMETER MIN TYP MAX UNIT DIGITAL OUTPUTS: JESD204B INTERFACE (DA[0,1], DB[0,1], DC[0,1], DD[0,1]) Output differential voltage, |VOD| 450 577 750 mV Transmitter terminals shorted to any voltage between Transmitter short circuit current 45 mA –0.25 and 1.45 V Single ended output impedance 50 Ω Output capacitance inside the device, from either Output capacitance 2 pF output to ground Unit interval, UI 5.0 Gbps 200 ps Rise and fall times 110 ps Output jitter 57 ps Serial output data rate 5.0 Gbps 6.10 Timing Requirements MIN TYP MAX UNIT DIGITAL INPUTS: SRESETb, SCLK, SDENb, SDATA, ENABLE, OVRA, OVRC, SYSREFCDP, SYSREFCDM High-level input voltage 1.2 V All digital inputs support 1.8-V and 3.3-V logic levels Low-level input voltage 0.4 V High-level input current 50 µA Low-level input current –50 µA Input capacitance 4 pF DIGITAL OUTPUTS: SDOUT, OVRA, OVRB, OVRC, OVRD High-level output voltage ILoad = –100 µA DVDD – 0.2 DVDD V Low-level output voltage 0.2 V DIGITAL INPUTS: SYNCbABP/M, SYNCbCDP/M, SYSREFABP/M, SYSREFCDP/M Input voltage VID 250 350 450 mV Input common mode voltage VCM 0.4 0.9 1.4 V tS_SYSREFxx Referenced to rising edge of input clock 100 ps tH_SYSREFxx Referenced to rising edge of input clock 100 ps 6.11 Reset Timing PARAMETER TEST CONDITIONS MIN TYP MAX UNIT t1 Power-on delay Delay from power up to active-low RESET pulse 3 ms t2 Reset pulse duration Active-low RESET pulse duration 20 ns t3 Register write delay Delay from RESET disable to SDENb active 100 ns 10 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated Product Folder Links: ADS54J54 |
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