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LM9831 Datasheet(PDF) 2 Page - National Semiconductor (TI) |
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LM9831 Datasheet(HTML) 2 Page - National Semiconductor (TI) |
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2 / 41 page  2 www.national.com Electrical Characteristics The following specifications apply for AGND=DGND=0V, VA=VD=VDRAM=+5.0VDC, fCRYSTAL IN= 48MHz. Boldface limits apply for TA=TJ=TMIN to TMAX; all other limits TA=TJ=25°C. (Notes 8, 9, & 10) Symbol Parameter Conditions Typical (Note 9) Limits (Note 10) Units (Limits) Full Channel Characteristics (in units of 12 bit LSBs unless otherwise noted) Resolution with No Missing Codes 14 12 bits (min) DNL Differential Non-Linearity VDRAM=3.3V -0.47 +0.95 -1 +2.4 LSB (min) LSB (max) INL Integral Non-Linearity Error (Note 11) VDRAM=3.3V -3.2 +2.6 -12.6 +7.3 LSB (min) LSB (max) C Analog Channel Gain Constant (ADC Codes/V), referred to 14 bits. Includes voltage reference variation, gain setting = 1 8192 7412 9300 LSB (min) LSB (max) VOS1 Pre-Boost Analog Channel Offset Error 26 -34 +76 mV (min) mV (max) VOS2 Pre-PGA Analog Channel Offset Error -30 -80 +31 mV (min) mV (max) VOS3 Post-PGA Analog Channel Offset Error -26 -75 +26 mV (min) mV (max) Coarse Color Balance PGA Characteristics (Configuration Registers 3B, 3C, and 3D) Monotonicity 5 bits (min) G0 (Minimum PGA Gain) PGA Setting = 0 0.93 0.90 0.96 V/V (min) V/V (max) G31 (Maximum PGA Gain) PGA Setting = 31 3.00 2.95 3.05 V/V (min) V/V (max) x3 Boost Gain x3 Boost Setting On (bit B5 of Gain Register is set) 2.94 2.85 3.04 V/V (min) V/V (max) Gain Error at any gain (Note 13) 0.3 -0.6 +0.9 % (min) % (max) Static Offset DAC Characteristics (Configuration Registers 38, 39, and 3A) Monotonicity 6 bits (min) Offset DAC LSB size PGA gain = 1 9 6 12 mV (min) mV (max) Offset DAC Adjustment Range PGA gain = 1 ±278 ±256 mV (min) Positive Supply Voltage (V+=VA=VD=VDRAM) With Respect to GND=AGND=DGND 6.5V Voltage On Any Input or Output Pin -0.3V to V++0.3V Input Current at any pin (Note 3) ±25mA Package Input Current (Note 3) ±50mA Package Dissipation at TA = 25°C (Note 4) ESD Susceptibility (Note 5) Human Body Model 2000 V Machine Model 250 V Soldering Information Infrared, 10 seconds (Note 6) 235°C Storage Temperature -65°C to +150° Operating Temperature Range TMIN≤TA≤TMAX LM9831VJD 0°C ≤T A≤+70°C VA Supply Voltage +4.75V to +5.25V VD Supply Voltage +4.75V to +5.25V VDRAM Supply Voltage +2.85V ≤ V DRAM ≤ VD+100mV |VA-VD| ≤ 100mV Input Voltage Range -0.05V to V+ + 0.05V Absolute Maximum Ratings (Notes 1 & 2) Operating Ratings (Notes 1 & 2) |
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