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ADC081500 Datasheet(PDF) 7 Page - National Semiconductor (TI) |
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ADC081500 Datasheet(HTML) 7 Page - National Semiconductor (TI) |
7 / 32 page Absolute Maximum Ratings (Notes 1, 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage (V A,VDR) 2.2V Voltage on Any Input Pin −0.15V to (V A +0.15V) Ground Difference |GND - DR GND| 0V to 100 mV Input Current at Any Pin (Note 3) ±25 mA Package Input Current (Note 3) ±50 mA Power Dissipation at T A ≤ 85˚C 2.0 W ESD Susceptibility (Note 4) Human Body Model Machine Model 2500V 250V Soldering Temperature, Infrared, 10 seconds, (Note 5), (Applies to standard plated package only) 235˚C Storage Temperature −65˚C to +150˚C Operating Ratings (Notes 1, 2) Ambient Temperature Range −40˚C ≤ T A ≤ +85˚C Supply Voltage (V A) +1.8V to +2.0V Driver Supply Voltage (V DR) +1.8V to V A Analog Input Common Mode Voltage V CMO ±50mV V IN+, VIN- Voltage Range (Maintaining Common Mode) 200mV to V A Ground Difference (|GND - DR GND|) 0V CLK Pins Voltage Range 0V to V A Differential CLK Amplitude 0.4V P-P to 2.0VP-P Package Thermal Resistance Package θ JA θ JC (Top of Package) θ J-PAD (Thermal Pad) 128-Lead Exposed Pad LQFP 26˚C / W 10˚C / W 2.8˚C / W Converter Electrical Characteristics The following specifications apply after calibration for V A =VDR = +1.9VDC, OutV = 1.9V, VIN (a.c. coupled) Full Scale Range = differential 870mV P-P,CL = 10 pF, Differential (a.c. coupled) sinewave input clock, fCLK = 1.5 GHz at 0.5VP-P with 50% duty cycle, V BG = Floating, Normal Control Mode, Single Data Rate Mode, REXT = 3300 Ω ±0.1%, Analog Signal Source Impedance = 100 Ω Differential. Boldface limits apply for T A =TMIN to TMAX. All other limits TA = 25˚C, unless otherwise noted. (Notes 6, 7) Symbol Parameter Conditions Typical (Note 8) Limits (Note 8) Units (Limits) STATIC CONVERTER CHARACTERISTICS INL Integral Non-Linearity (Best fit) DC Coupled, 1MHz Sine Wave Overanged ±0.3 ±0.9 LSB (max) DNL Differential Non-Linearity DC Coupled, 1MHz Sine Wave Overanged ±0.15 ±0.6 LSB (max) Resolution with No Missing Codes 8 Bits V OFF Offset Error -0.45 −1.5 1.0 LSB (min) LSB (max) V OFF_ADJ Input Offset Adjustment Range Extended Control Mode ±45 mV PFSE Positive Full-Scale Error (Note 9) −0.6 ±25 mV (max) NFSE Negative Full-Scale Error (Note 9) −1.31 ±25 mV (max) FS_ADJ Full-Scale Adjustment Range Extended Control Mode ±20 ±15 %FS DYNAMIC CONVERTER CHARACTERISTICS FPBW Full Power Bandwidth 1.7 GHz B.E.R. Bit Error Rate 10 -18 Error/Sample Gain Flatness d.c. to 500 MHz ±0.5 dBFS d.c. to 1 GHz ±1.0 dBFS ENOB Effective Number of Bits f IN = 373 MHz, VIN = FSR − 0.5 dB 7.4 7.0 Bits (min) f IN = 748 MHz, VIN = FSR − 0.5 dB 7.3 Bits (min) SINAD Signal-to-Noise Plus Distortion Ratio f IN = 373 MHz, VIN = FSR − 0.5 dB 46.3 43.9 dB (min) f IN = 748 MHz, VIN = FSR − 0.5 dB 45.4 dB (min) SNR Signal-to-Noise Ratio f IN = 373 MHz, VIN = FSR − 0.5 dB 47 44.5 dB (min) f IN = 748 MHz, VIN = FSR − 0.5 dB 46.3 dB (min) www.national.com 7 |
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