LTC2298 Linear Technology, LTC2298 Datasheet - Page 8

• Manufacturer Part Number: LTC2298
• Description: (LTC2296 - LTC2298) Low Power 3V ADCs
• Manufacturer: Linear Technology

LTC2298/LTC2297/LTC2296
TYPICAL PERFOR A CE CHARACTERISTICS
8
–100
–110
–120
–100
–110
–120
–0.5
–1.0
–1.5
–2.0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
2.0
1.5
1.0
0.5
0
0
0
0
0
LTC2297: Typical INL,
2V Range, 40Msps
0
LTC2297: 8192 Point FFT,
f
40Msps
LTC2297: 8192 Point 2-Tone FFT,
f
–1dB, 2V Range, 40Msps
IN
IN
= 30MHz, –1dB, 2V Range,
= 21.6MHz and 23.6MHz,
4096
5
5
FREQUENCY (MHz)
FREQUENCY (MHz)
CODE
8192
10
10
12288
15
15
W
2297 G04
2297 G07
2297 G01
U
16384
20
20
30000
25000
20000
15000
10000
–0.25
–0.50
–0.75
–1.00
–100
–110
–120
5000
1.00
0.75
0.50
0.25
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
8184 8185 8186 818781888189 8190 81918192
0
0
LTC2297: Grounded Input
Histogram, 40Msps
LTC2297: Typical DNL,
2V Range, 40Msps
LTC2297: 8192 Point FFT,
f
40Msps
IN
30
= 70MHz, –1dB, 2V Range,
640
4096
4641
5
FREQUENCY (MHz)
14833
24558
CODE
CODE
8192
10
15714
4520
12288
15
546 36
2297 G05
2297 G08
2297 G02
16384
20
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
75
74
73
72
71
70
0
0
0
0
0
LTC2297: SNR vs Input Frequency,
–1dB, 2V Range, 40Msps
LTC2297: 8192 Point FFT,
f
40Msps
LTC2297: 8192 Point FFT,
f
40Msps
IN
IN
= 5MHz, –1dB, 2V Range,
= 140MHz, –1dB, 2V Range,
50
INPUT FREQUENCY (MHz)
5
5
FREQUENCY (MHz)
FREQUENCY (MHz)
100
10
10
150
15
15
229876f
2297 G03
2297 G06
2297 G09
200
20
20