LTC2272CUJ LINER [Linear Technology], LTC2272CUJ Datasheet - Page 13

• Manufacturer Part Number: LTC2272CUJ
• Description: 16-Bit, 80Msps/65Msps Serial Output ADC
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
unless otherwise noted.
–100
–110
–120
–130
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
LTC2272: 64k Point FFT,
f
IN
= 250.2MHz, –1dBFS, PGA = 1
10
FREQUENCY (MHz)
110
105
100
110
105
100
95
90
85
80
75
70
95
90
85
80
75
70
65
60
0.50
20
LTC2272: SNR and SFDR vs
Sample Rate, f
LTC2272: SFDR vs Analog Input
Common Mode Voltage, 5MHz
and 70MHz, –1dBFS
ANALOG INPUT COMMON MODE VOLTAGE (V)
20
0.75
40
SAMPLE RATE (Msps)
1.00
22732 G44
30
IN
1.25
60
= 5.2MHz
70MHz
5MHz
SFDR
SNR
1.50
110
105
100
95
90
85
80
75
70
65
80
0
LTC2272: SFDR vs Input
Frequency
1.75
22732 G47
22732 G49
2.00
100
100
INPUT FREQUENCY (MHz)
200
300
110
105
100
360
320
280
240
95
90
85
80
75
70
2.8
20
LTC2272: IV
5MHz Sine, –1dBFS
LTC2272: SNR and SFDR vs
Supply Voltage (V
f
22732 G45
IN
V
DD
= 5.2MHz
400
= 3.3V, OV
40
3.0
SUPPLY VOLTAGE (V)
SAMPLE RATE (Msps)
V
LTC2273/LTC2272
DD
DD
= 3.47V
78
76
74
72
70
SNR
vs Sample Rate,
SFDR
DD
0
60
LTC2272: SNR vs Input Frequency
DD
3.2
= 1.5V, T
V
),
DD
= 3.3V
V
100
DD
INPUT FREQUENCY (MHz)
80
= 3.13V
A
3.4
= 25°C, F
22732 G48
22732 G50
200
100
S
= 65Msps,
300
13
22732 G46
22732f
400