link to page 4 link to page 4 link to page 4 link to page 4 link to page 4 link to page 4 Known Good DieAD7689-KGDSPECIFICATIONS VDD = 2.3 V to 5.5 V, VIO = 1.8 V to VDD, REF voltage (VREF) = VDD, all specifications TMIN to TMAX, unless otherwise noted. Table 1. Parameter TestConditions/CommentsMinTypMaxUnit RESOLUTION 16 Bits ANALOG INPUT Voltage Range Unipolar mode 0 +VREF V Bipolar mode −VREF/2 +VREF/2 Absolute Input Voltage Positive input, unipolar and bipolar modes −0.1 VREF + 0.1 V Negative or COM input, unipolar mode −0.1 +0.1 V Negative or COM input, bipolar mode VREF/2 − 0.1 VREF/2 VREF/2 + 0.1 V Analog Input Common-Mode Rejection Input frequency (fIN) = 250 kHz 68 dB Ratio (CMRR) Leakage Current at 25°C Acquisition phase 1 nA THROUGHPUT Conversion Rate Full Bandwidth1 VDD = 4.5 V to 5.5 V 0 250 kSPS VDD = 2.3 V to 4.5 V 0 200 kSPS ¼ Bandwidth1 VDD = 4.5 V to 5.5 V 0 62.5 kSPS VDD = 2.3 V to 4.5 V 0 50 kSPS Transient Response Full-scale step, full bandwidth 1.8 μs Full-scale step, ¼ bandwidth 14.5 μs ACCURACY No Missing Codes 16 Bits Integral Linearity Error −2.5 ±0.4 +2.5 LSB2 Differential Linearity Error −1 ±0.25 +2 LSB2 Transition Noise REF = VDD = 5 V 0.5 LSB2 Gain Error −24 ±1 +24 LSB2 Gain Error Match −6 ±0.5 +6 LSB2 Gain Error Temperature Drift ±1 ppm/°C Offset Error VDD = 4.5 V to 5.5 V −8 ±1 +8 LSB2 VDD = 2.3 V to 4.5 V ±5 LSB2 Offset Error Match −6 ±0.5 +6 LSB2 Offset Error Temperature Drift ±1 ppm/°C Power Supply Sensitivity VDD = 5 V ± 5% ±1.5 LSB2 AC ACCURACY3 Dynamic Range 93.8 dB4 Signal-to-Noise Ratio (SNR) fIN = 20 kHz, VREF = 5 V 88.5 91 dB4 fIN = 20 kHz, VREF = 4.096 V, internal REF 87 90.5 dB4 fIN = 20 kHz, VREF = 2.5 V, internal REF 83.5 86 dB4 Signal-to-Noise-and-Distortion Ratio (SINAD) fIN = 20 kHz, VREF = 5 V 88.5 91 dB4 fIN = 20 kHz, VREF = 5 V, −60 dB input 33.5 dB4 fIN = 20 kHz, VREF = 4.096 V internal REF 87.5 90 dB4 fIN = 20 kHz, VREF = 2.5 V internal REF 84.5 86 dB4 Total Harmonic Distortion (THD) fIN = 20 kHz −100 dB4 Spurious-Free Dynamic Range (SFDR) fIN = 20 kHz 110 dB4 Channel to Channel Crosstalk fIN = 100 kHz on adjacent channel(s) −125 dB4 Rev. C | Page 3 of 10 Document Outline FEATURES APPLICATIONS FUNCTIONAL BLOCK DIAGRAM GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS TIMING SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS OUTLINE DIMENSIONS DIE SPECIFICATIONS AND ASSEMBLY RECOMMENDATIONS ORDERING GUIDE