LTC2226 LINER [Linear Technology], LTC2226 Datasheet - Page 7

• Manufacturer Part Number: LTC2226
• Description: 12-Bit, 65/40/25Msps Low Power 3V ADCs
• Manufacturer: LINER [Linear Technology]

TYPICAL PERFORMANCE CHARACTERISTICS
100
95
90
85
80
75
70
65
0
LTC2228: SFDR vs Input Frequency,
–1dB, 2V Range, 65Msps
50
INPUT FREQUENCY (MHz)
80
70
60
50
40
30
20
10
80
75
70
65
60
55
50
0
–60
100
0
LTC2228: SNR vs Input Level,
f
LTC2228: I
5mHz Sine Wave Input, –1dB
IN
= 30MHz, 2V Range, 65Msps
10
–50
20
2V RANGE
150
SAMPLE RATE (Msps)
INPUT LEVEL (dBFS)
–40
VDD
30
2228 G10
vs Sample Rate,
dBFS
1V RANGE
dBc
–30
40
200
50
–20
60
110
100
90
80
70
60
–10
70
0
LTC2228: SNR and SFDR vs Sample
Rate, 2V Range,f
2228 G13
2228 G15
80
0
20
SAMPLE RATE (Msps)
40
SFDR
SNR
IN
60
LTC2228/LTC2227/LTC2226
= 5MHz, –1dB
80
120
110
100
90
80
70
60
50
40
30
20
6
5
4
3
2
1
0
–60
0
LTC2228: SFDR vs Input Level,
f
LTC2228: I
5MHz Sine Wave Input, –1dB,
OV
IN
100
2228 G11
DD
= 30MHz, 2V Range, 65Msps
10
–50
= 1.8V
dBFS
20
SAMPLE RATE (Msps)
INPUT LEVEL (dBFS)
–40
OVDD
30
dBc
100
95
90
85
80
75
70
65
vs Sample Rate,
–30
40
30
LTC2228: SNR and SFDR vs Clock
Duty Cycle, 65Msps
SFDR: DCS ON
SNR: DCS ON
90dBc SFDR
REFERENCE LINE
SNR: DCS OFF
50
35
–20
60
40
CLOCK DUTY CYCLE (%)
SFDR: DCS OFF
–10
70
45
2228 G14
2228 G16
80
50
0
55
60
65
222876fb
2228 G12
7
70