LM12434 datasheet(20/80 Pages) NSC

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40 Typical Performance Characteristics (Continued)

The following curves apply for 12-bit a sign mode after auto-calibration unless otherwise specified The performance for 8-bit a

sign and ‘‘watchdog’’ modes is equal to or better than shown (Note 9)

vs Temperature

Analog Supply Current

vs Clock Frequency

Digital Supply Current

vs Temperature

Digital Supply Current

TLH11879 – 15

Free-running conversion and SPI mode data

read at 200 ns SCLK period

The following curves apply to the LM12L438 in 12-bit a sign mode after auto-calibration unless otherwise specified RS e 50X

TA e 25 C VAa e VDa e 33V VREF e 25V fCLK e 6 MHz fSCLK e 8 MHz VIN e 25V

x0 dB Sampling Rate e

100 kHz

10 kHz Sine Wave at 0 dB

Unipolar Spectral Response with

20 kHz Sine Wave at 0 dB

Unipolar Spectral Response with

TLH11879 – 84

The following curves apply for 12-bit a sign mode after auto-calibration unless otherwise specified RS e 50X TA e 25 C

VAa e VDa e 5V VREF e 4096V fCLK e 8 MHz fSCLK e 10 MHz VIN e 4096V

x0 dB Sampling Rate e 100 kHz

Unipolar Special Response

during Conversion fSCLK e 10 MHz

at 0 dB Reading Data

with 412 kHz Sine Wave

Unipolar Special Response

between Conversions

at 0 dB Reading Data

with 412 kHz Sine Wave

TLH11879 – 55

LM12434 Datasheet(PDF) 20 Page - National Semiconductor (TI)