tsa1204 STMicroelectronics, tsa1204 Datasheet - Page 13

• Manufacturer Part Number: tsa1204
• Description: Dual-channel, 12-bit, 20msps, 120mw A/d Converter
• Manufacturer: STMicroelectronics

TSA1204
Figure 17. Linearity vs. V
Figure 19. Linearity vs. duty cycle
90
85
80
75
70
65
60
55
50
100
90
80
70
60
50
40
2.25
45
F
F
S
S
=20Msps; I
=20Msps; I
47
Positive Duty Cycle (%)
SNR_I
2.75
ENOB_I
VCCBE (V)
49
SNR_Q
ENOB_Q
SINAD_I
CCA
CCA
SNR_I
SNR_Q
51
CCBE
ENOB_I
ENOB_Q
SINAD_Q
=40mA; F
3.25
=40mA; F
SINAD_Q
SINAD_I
53
55
12
11.5
11
10.5
10
9.5
9
8.5
8
7.5
7
12
11.5
11
10.5
10
9.5
9
8.5
8
7.5
7
in
in
=5MHz
=5MHz
Figure 18. Distortion vs. V
Figure 20. Distortion vs. duty cycle
-100
-110
-120
-100
-110
-120
-40
-50
-60
-70
-80
-90
-40
-50
-60
-70
-80
-90
2.25
45
F
F
S
S
=20Msps; I
=20Msps; I
THD_Q
SFDR_I
SFDR_Q
47
Positive Duty Cycle (%)
THD_I
2.75
VCCBE (V)
49
THD_Q
Electrical characteristics
SFDR_I
CCA
CCA
SFDR_Q
CCBE
=40mA; F
=40mA; F
51
3.25
THD_I
53
in
in
=5MHz
=5MHz
55
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