TLC2551 Datasheet, PDF (15/23 Pages) Texas Instruments – 5 V, LOW POWER, 12-BIT, 400 KSPS, SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN

TLC2551, TLC2552, TLC2555
5 V, LOW POWER, 12-BIT, 400 KSPS,
SERIAL ANALOG-TO-DIGITAL CONVERTERS WITH AUTOPOWER DOWN
SLAS276 –MARCH 2000
TYPICAL CHARACTERISTICS
1
VDD = REF = 5 V
400 KSPS
0.5
INTEGRAL NONLINEARITY
vs
DIGITAL OUTPUT CODES
0
–0.5
–1
1
Digital Output Codes
4094
Figure 16
0
–20
–40
–60
–80
–100
2048 POINTS FAST FOURIER TRANSFORM (FFT)
VDD = REF = 5.5 V
400 KSPS
fi = 20 kHz
–120
–140
–160
0
20
40
60
80
100 120
140
160 180 200
f – Input Frequency – KHz
Figure 17
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15