參數(shù)資料
型號: LTC1420
廠商: Linear Technology Corporation
英文描述: 12-Bit, 10Msps, Sampling ADC(12位, 10Msps,采樣模數(shù)轉(zhuǎn)換器)
中文描述: 12位,10Msps的器件,采樣ADC(12位,10Msps的器件,采樣模數(shù)轉(zhuǎn)換器)
文件頁數(shù): 5/20頁
文件大?。?/td> 272K
代理商: LTC1420
5
LTC1420
TYPICAL PERFOR U
S/(N+D) vs Input Frequency
and Amplitude
INPUT FREQUENCY (MHz)
0.1
S
60
65
1420 G01
55
50
1
10
100
75
70
V
IN
= 0dB
V
IN
= –6dB
V
IN
= –20dB
DUAL SUPPLIES
±
2.048V RANGE
GAIN = 1
×
INPUT FREQUENCY (MHz)
0.1
S
60
65
1420 G02
55
50
1
10
100
75
70
V
IN
= 0dB
V
IN
= –6dB
V
IN
= –20dB
SINGLE SUPPLY
±
1.024V RANGE
GAIN = 2
×
INPUT AMPLITUDE (dBFS)
–50
40
S
50
60
70
80
90
100
dBFS
dBc
–40
–30
–20
–10
1420 G03
0
DUAL SUPPLIES
±
2.048V RANGE
GAIN = 1
×
f
IN
= 5MHz
S/(N+D) vs Input Frequency
and Amplitude
Spurious-Free Dynamic Range
vs Input Amplitude
Distortion vs Input Frequency
INPUT FREQUENCY (MHz)
0
–95
D
–90
–80
–75
–70
10
–50
1420 G04
–85
1
100
–65
–60
–55
THD
3RD
2ND
DUAL SUPPLIES
±
2.048V RANGE
GAIN = 1
×
A
IN
= 0dBFS
Spurious-Free Dynamic Range
vs Input Amplitude
INPUT AMPLITUDE (dBFS)
–50
40
S
50
60
70
80
90
100
dBFS
–40
–30
–20
–10
1420 G05
0
SINGLE SUPPLY
±
1.024V RANGE
GAIN = 2
×
f
IN
= 5MHz
dBc
Distortion vs Input Frequency
INPUT FREQUENCY (MHz)
0
–95
D
–90
–80
–75
–70
10
–50
1420 G06
–85
1
100
–65
–60
–55
THD
2ND
3RD
SINGLE SUPPLY
±
1.024V RANGE
GAIN = 2
×
A
IN
= 0dBFS
SFDR vs Input Frequency,
Differential Input
Grounded Input Histogram
INPUT FREQUENCY (MHz)
0.1
–100
S
–90
–85
–80
–75
–70
–65
1
10
1420 F07
–60
–55
–50
–95
100
DUAL SUPPLIES
±
2.048V RANGE
GAIN = 1
×
A
IN
= 0dBFS
SFDR vs Input Frequency,
Differential Input
INPUT FREQUENCY (MHz)
0.1
–100
S
–90
–85
–80
–75
–70
–65
1
10
1420 F08
–60
–55
–50
–95
100
SINGLE SUPPLY
±
1.024V RANGE
GAIN = 2
×
A
IN
= 0dBFS
CODE
N – 1
1570
410554
V
REF
= 4.096V
GAIN = 1
×
H
N
N + 1
1420 F09
1572
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