Datasheet

ADS805
7
SBAS073B
www.ti.com
TYPICAL CHARACTERISITCS (Cont.)
At T
A
= full specified temperature range, V
S
= +5V, specified single-ended input range = 1.5V to 3.5V, and sampling rate = 20MHz, unless otherwise specified.
800k
600k
400k
200k
0
OUTPUT NOISE HISTOGRAM
(DC Input)
Counts
N – 2N – 1 N N + 1 N + 2
Code
800k
600k
400k
200k
0
OUTPUT NOISE HISTOGRAM
(DC Input, V
IN
= 5Vp-p Range)
Counts
N – 2N – 1 N N + 1 N + 2
Code
0
–20
–40
–60
–80
–100
–120
UNDERSAMPLING
(Differential Input, 2Vp-p)
Magnitude (dB)
0 2.0 4.0 6.0 8.0 10.0
Frequency (MHz)
f
S
= 20MHz
f
IN
= 41MHz
SNR = 63.2dBFS
SFDR = 76.3dBFS