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ADATE304BBCZ 数据表(PDF) 8 Page - Analog Devices |
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ADATE304BBCZ 数据表(HTML) 8 Page - Analog Devices |
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8 / 52 page  ADATE304 Rev. 0 | Page 8 of 52 Parameter Min Typ Max Unit Test Level Test Conditions/Comments Comparator Uncertainty Range 6.0 mV CB VDUTx = 0 V, sweep comparator threshold to determine uncertainty region DC Hysteresis 0.5 mV CB VDUTx = 0 V DC PSRR ±5 mV/V CT Measured at calibration points Digital Output Characteristics Internal Pull-Up Resistance to Comparator, COMP_VTT Pin 40 50 60 Ω P Pull 1 mA and 10 mA from Logic 1 leg and measure ΔV to calculate resistance; measured ΔV/9 mA; done for both comparator logic states VCOMP_VTT Range 3.3 5.0 V D Common-Mode Voltage VCOMP_VTT − 1.88 V CT Measured with 100 Ω differential termination VCOMP_VTT − 2.075 VCOMP_VTT − 1.675 V P Measured with no external termination Differential Voltage 250 mV CT Measured with 100 Ω differential termination 400 500 600 mV P Measured with no external termination Rise/Fall Time, 20% to 80% 450 ps CB Measured with each comparator leg terminated 50 Ω to GND AC SPECIFICATIONS Input transition time = 800 ps, 10% to 90%; measured with each comparator leg terminated 50 Ω to GND, unless otherwise specified Propagation Delay, Input to Output 1.75 ns CB VDUTx = 0 V to 1.0 V swing, Driver VTERM mode, VT = 0.0 V; high-side measurement: VOH = +0.50 V, VOL = −1.25 V; low-side measurement: VOH = +6.75 V, VOL = +0.50 V Propagation Delay Tempco 5 ps/°C CT VDUTx = 0 V to 1.0 V swing, Driver VTERM mode, VT = 0.0 V; high-side measurement: VOH = +0.50 V, VOL = −1.25 V; low-side measurement: VOH = +6.75 V, VOL = +0.50 V Propagation Delay Matching VDUTx = 0 V to 1.0 V swing, Driver VTERM mode, VT = 0.0 V; high-side measurement: VOH = +0.50 V, VOL = −1.25 V; low-side measurement: VOH = +6.75 V, VOL = +0.50 V High Transition to Low Transition 200 ps CB High to Low Comparator 50 ps CB Propagation Delay Change (with Respect To) Slew Rate, 800 ps, 1 ns, 1.2 ns, and 2.2 ns (10% to 90%) 50 ps CB VDUTx = 0 V to 1.0 V swing, Driver VTERM mode, VT = 0.0 V; high-side measurement: VOH = +0.50 V, VOL = −1.25 V; low-side measurement: VOH = +6.75V, VOL = +0.50 V Overdrive, 250 mV and 1.0 V 75 ps CB For 250 mV: VDUTx = 0 V to 0.5 V swing; for 1.0 V: VDUTx = 0 V to 1.25 V swing; Driver VTERM mode, VT = 0.0 V; high-side measurement: VOH = +0.25 V, VOL = −1.25 V; low-side measurement: VOH = +6.75 V, VOL = +0.25 V Pulse Width, Sweep 1.6 ns to 10 ns 75 ps CB VDUTx = 0 V to 1.0 V swing @ 32.0 MHz, Driver VTERM mode, VT = 0.0 V; high-side measurement: VOH = +0.5 V, VOL = −1.25 V; low-side measurement: VOH = +6.75 V, VOL = +0.5 V Duty Cycle, 5% to 95% 50 ps CB VDUTx = 0 V to 1.0 V swing @ 1.0 MHz, Driver VTERM mode, VT =0.0 V; high-side measurement: VOH = +0.50 V, VOL = −1.25 V; low-side measurement: VOH = +6.75 V, VOL = +0.50 V Minimum Pulse Width 2.0 ns CB VDUTx = 0 V to 1.0 V swing, Driver VTERM mode, VT = 0.0 V; less than 12% amplitude degradation measured by shmoo Input Equivalent Bandwidth, Terminated 500 MHz CB VDUTx = 0 V to 1.0 V swing, Driver VTERM mode, VT = 0.0 V; as measured by shmoo ERT High-Z Mode, 3 V, 20% to 80% 2.5 ns CB VDUTx = 0 V to 3.0 V swing, driver high-Z; as measured by shmoo; input transition time of ~2000 ps, 10% to 90% |
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