Datasheet

LTC2207-14/LTC2206-14
10
220714614fc
SUPPLY VOLTAGE (V)
2.8
SNR AND SFDR (dBFS)
90
95
100
3.6
2207614 G25
85
80
70
3.0
3.2
3.4
75
110
105
SFDR
SNR
DUTY CYCLE (%)
30
SNR (dBFS) AND SFDR (dBc)
80
90
70
2207614 G27
70
60
40
50
60
110
100
SFDR DCS OFF
SFDR DCS ON
SNR DCS ON
SNR DCS OFF
SAMPLE RATE (Msps)
10
280
300
340
70 110
2207614 G26
260
240
30 50
90 130 150
220
200
320
I
VDD
(mA)
V
DD
= 3.47V
V
DD
= 3.13V
V
DD
= 3.3V
LTC2207-14: SNR and SFDR vs
Supply Voltage (V
DD
),
f
IN
= 5.1MHz, –1dBFS
LTC2207-14: I
VDD
vs Sample
Rate, f
IN
= 5.1MHz, –1dBFS
LTC2207-14: SNR and SFDR vs
Duty Cycle, 105Msps
TYPICAL PERFORMANCE CHARACTERISTICS
INPUT COMMON MODE (V)
0.5
SNR (dBFS) AND SFDR (dBc)
80
90
2.5
2207614 G28
70
60
1.0
1.5
2.0
110
100
SFDR
SFR
OUTPUT CODE
0
–1.0
INL ERROR (LSB)
–0.8
–0.4
–0.2
0
1.0
0.4
4096
8192
10240
2207614 G29
–0.6
0.6
0.8
0.2
2048 6144
12288
14336
16384
OUTPUT CODE
0
–0.5
DNL ERROR (LSB)
–0.4
–0.2
–0.1
0
0.5
0.2
4096
8192
10240
2207614 G30
–0.3
0.3
0.4
0.1
2048 6144
12288
14336
16384
OUTPUT CODE
8181
COUNT
150000
200000
250000
8189
2207614 G31
100000
50000
0
8183
8185
8187
8191
FREQUENCY (MHz)
0
AMPLITUDE (dBFS)
–70
–30
0
2207614 G32
–90
–110
–80
–50
–10
–20
–40
–60
–100
–120
10
20
30
40
FREQUENCY (MHz)
0
AMPLITUDE (dBFS)
–70
–30
0
2207614 G33
–90
–110
–80
–50
–10
–20
–40
–60
–100
–120
10
20
30
40
LTC2207-14: SNR and SFDR vs
Analog Input Common Mode
Voltage, f
IN
= 5.1MHz, –1dBFS
LTC2206-14: Integral Nonlinearity
(INL) vs Output Code
LTC2206-14: Differential
Nonlinearity (DNL) vs
Output Code
LTC2206-14: AC Grounded Input
Histogram
LTC2206-14: 32K Point FFT,
f
IN
= 5.23MHz, –1dBFS, PGA = 0,
RAND = “On”, Dither “Off”
LTC2206-14: 32K Point FFT, f
IN
= 14.86MHz, –1dBFS, PGA = 0,
RAND = “On”, Dither “Off”