LTC2298 Linear Technology, LTC2298 Datasheet - Page 6

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

LTC2298/LTC2297/LTC2296
TYPICAL PERFOR A CE CHARACTERISTICS
6
–100
–105
–110
–115
–120
–125
–130
–100
–110
–120
–100
–110
–120
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
0
0
LTC2298/LTC2297/LTC2296:
Crosstalk vs Input Frequency
LTC2298: 8192 Point FFT,
f
65Msps
LTC2298: 8192 Point FFT,
f
65Msps
IN
IN
= 5MHz, –1dB, 2V Range,
= 140MHz, –1dB, 2V Range,
5
5
20
INPUT FREQUENCY (MHz)
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
40
15
15
60
20
20
W
25
25
80
229876 G01
2298 G03
2298 G06
30
30
U
100
–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
0
LTC2298: Typical INL,
2V Range, 65Msps
LTC2298: 8192 Point FFT,
f
65Msps
LTC2298: 8192 Point 2-Tone FFT,
f
–1dB, 2V Range, 65Msps
IN
IN
= 30MHz, –1dB, 2V Range,
= 28.2MHz and 26.8MHz,
5
5
4096
10
10
FREQUENCY (MHz)
FREQUENCY (MHz)
15
15
CODE
8192
20
20
12288
25
25
2298 G06a
2298 G04
2298 G01
30
30
16384
25000
20000
15000
10000
–0.25
–0.50
–0.75
–1.00
5000
–100
–110
–120
1.00
0.75
0.50
0.25
–10
–20
–30
–40
–50
–60
–70
–80
–90
0
0
0
LTC2298: Typical DNL,
2V Range, 65Msps
0
0
LTC2298: Grounded Input
Histogram, 65Msps
LTC2298: 8192 Point FFT,
f
65Msps
8196 8197 8198 8199 8200 8201 8202 8203
IN
172
= 70MHz, –1dB, 2V Range,
2116
5
4096
10224
10
FREQUENCY (MHz)
20412
CODE
15
CODE
8192
21824
20
9042
12288
1596
25
2298 G08
2298 G05
2298 G02
121
30
229876f
16384