LTC2272CUJ LINER [Linear Technology], LTC2272CUJ Datasheet - Page 10

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

LTC2273/LTC2272
TYPICAL PERFORMANCE CHARACTERISTICS
10
unless otherwise noted.
–100
–110
–120
–130
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
LTC2273: 64k Point FFT,
f
IN
= 250.2MHz, –1dBFS, PGA = 1
10
FREQUENCY (MHz)
110
105
100
110
105
100
20
95
90
85
80
75
70
95
90
85
80
75
70
65
60
0.50
20
LTC2273: SNR and SFDR vs
Sample Rate, f
LTC2273: SFDR vs Analog Input
Common Mode Voltage, 5MHz
and 70MHz, –1dBFS
ANALOG INPUT COMMON MODE VOLTAGE (V)
0.75
30
40
SAMPLE RATE (Msps)
1.00
22732 G19
60
40
IN
70MHz
1.25
= 5.1MHz
5MHz
SFDR
80
SNR
1.50
105
100
95
90
85
80
75
70
65
100
0
LTC2273: SFDR vs Input
Frequency
1.75
22732 G22
22732 G24
PGA = 0
2.00
120
100
INPUT FREQUENCY (MHz)
200
PGA = 1
300
110
105
100
400
360
320
280
240
95
90
85
80
75
70
2.8
20
LTC2273: IV
5MHz Sine, –1dBFS
LTC2273: SNR and SFDR vs
Supply Voltage (V
f
22732 G20
IN
V
DD
= 5.2MHz
400
= 3.3V, OV
45
3.0
SUPPLY VOLTAGE (V)
SAMPLE RATE (Msps)
V
DD
DD
= 3.47V
78
76
74
72
70
vs Sample Rate,
DD
0
70
LTC2273: SNR vs Input Frequency
DD
3.2
= 1.5V, T
V
),
DD
SFDR
SNR
= 3.3V
V
PGA = 1
100
DD
INPUT FREQUENCY (MHz)
95
= 3.13V
A
3.4
= 25°C, F
22732 G23
22732 G25
200
120
S
PGA = 0
= 80Msps,
300
22732 G21
22732f
400