Datasheet

0
0
-20
-40
-60
-80
-100
-120
-140
-160
200 400 600
Frequency(kHz)
800 1000 1200
f
IN
=504kHz, -1dBFS
SNR=91dB
THD= 119dB
SFDR=119dB
-
Amplitude(dB)
0
0
-20
-40
-60
-80
-100
-120
-140
-160
200 400 600
Frequency(kHz)
800 1000 1200
f
IN
=504kHz, -6dBFS
SNR=86dB
THD= 103dB
SFDR=103dB
-
Amplitude(dB)
0
0
-20
-40
-60
-80
-100
-120
-140
-160
200 400 600
Frequency(kHz)
800 1000 1200
f
IN
=504kHz, -10dBFS
SNR=82dB
THD= 96dB
SFDR=96dB
-
Amplitude(dB)
0
0
-20
-40
-60
-80
-100
-120
-140
-160
200 400 600
Frequency(kHz)
800 1000 1200
f =799kHz,
IN
-1dBFS
SNR=91dB
THD= 116dB
SFDR=120dB
-
Amplitude(dB)
0
0
-20
-40
-60
-80
-100
-120
-140
-160
200 400 600
Frequency(kHz)
800 1000 1200
f =799kHz,
IN
-6dBFS
SNR=86dB
THD= 110dB
SFDR=114dB
-
Amplitude(dB)
0
0
-20
-40
-60
-80
-100
-120
-140
-160
200 400 600
Frequency(kHz)
800 1000 1200
f
IN
=799kHz, -10dBFS
SNR=82dB
THD= 107dB
SFDR=112dB
-
Amplitude(dB)
ADS1602
SBAS341E –DECEMBER 2004–REVISED OCTOBER 2011 www.ti.com
TYPICAL CHARACTERISTICS (continued)
All specifications at T
A
= +25°C, AVDD = 5V, DVDD = IOVDD = 3V, f
CLK
= 40MHz, External V
REF
= +3V, V
CM
= +1.45V, and
R
BIAS
= 37kΩ, unless otherwise noted.
SPECTRAL RESPONSE SPECTRAL RESPONSE
Figure 9. Figure 10.
SPECTRAL RESPONSE SPECTRAL RESPONSE
Figure 11. Figure 12.
SPECTRAL RESPONSE SPECTRAL RESPONSE
Figure 13. Figure 14.
10 Copyright © 2004–2011, Texas Instruments Incorporated