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LM12434 Datasheet(PDF) 8 Page - National Semiconductor (TI) |
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LM12434 Datasheet(HTML) 8 Page - National Semiconductor (TI) |
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8 / 80 page  20 Electrical Specifications (Continued) 222 Converter Dynamic Characteristics The following specifications apply only to the LM12434 and LM12438 for VAa e VDa e 5V AGND e DGND e 0V VREFa e 4096V VREFb e 0V 12-bit a sign conversion mode fCLK e 80 MHz throughput rate e 1333 kHz RS e 25X source impedance for VREFa and VREFb s 25X fully-differential input with fixed 2048V common-mode voltage and minimum acquisition time unless otherwise specified Boldface limits apply for TA e TJ e TMIN to TMAX all other limits TA e TJ e 25 C (Notes 6 7 8 and 9) (Continued) Symbol Parameter Conditions Typical Limits Units (Note 10) (Note 11) (Limit) IMD Two Tone Intermodulation Distortion VIN e g4096V (Note 20) Differential Input f1 e 19190 kHz b 82 dBc f2 e 19482 kHz IMD Two Tone Intermodulation Distortion VIN e 4096 Vpp Single Ended Input f1 e 19190 kHz b 80 dBc f2 e 19482 kHz Multiplexer Channel-to-Channel Crosstalk VIN e 4096 VPP fIN e 5 kHz fCROSSTALK e 40 kHz b 90 dBc LM12434 MUXOUT Only and LM12438 MUX plus Converter (Note 21) tPU Power-Up Time 10 ms tWU Wake-Up Time (Note 22) 2 ms 223 DC Characteristics The following specifications apply to the LM12434 and LM12 L 438 for VAa e VDa e 5V 33V AGND e DGND e 0V VREFa e 4096V 25V VREFb e 0V fCLK e 80 MHz 6 MHz and minimum acquisition time unless otherwise specified Boldface limits apply for TA e TJ e TMIN to TMAX all other limits TA e TJ e 25 C (Notes 6 7 and 8) Symbol Parameter Conditions Typical Limits Units (Note 10) (Note 11) (Limit) IDa VDa Supply Current fCLK e 8 MHz 6 MHz fSCLK e Stopped 20 14 mA (max) fSCLK e 10 MHz 8 MHz 40 20 50 25 mA (max) IAa VAa Supply Current fCLK e 8 MHz 6 MHz 28 22 40 35 mA (max) IST Stand-By Supply Current (IDa a IAa) Stand-By Mode Selected fSCLK e Stopped fCLK e Stopped 5 5 m A (max) fCLK e 8 MHz 6 MHz 120 50 m A (max) fSCLK e 10 MHz 8 MHz fCLK e Stopped 14 08 mA (max) fCLK e 8 MHz 6 MHz 14 08 mA (max) Multiplexer ON-Channel Leakage Current VAa e 55V ON-Channel e 55V OFF-Channel e 0V 01 10 30 m A (max) ON-Channel e 0V OFF-Channel e 55V 10 30 m A (max) Multiplexer OFF-Channel Leakage Current VAa e 55V 33V ON-Channel e 55V 33V OFF-Channel e 0V 01 10 30 m A (max) ON-Channel e 0V OFF-Channel e 55V 33V 10 30 m A (max) 8 |
Similar Part No. - LM12434 |
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Similar Description - LM12434 |
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