參數(shù)資料
型號: LTC2420
廠商: Linear Technology Corporation
英文描述: Micropower 20-bit ADC(微功耗,20位串行模數(shù)轉(zhuǎn)換器)
中文描述: 微功耗20位ADC(微功耗,20位串行模數(shù)轉(zhuǎn)換器)
文件頁數(shù): 7/36頁
文件大?。?/td> 388K
代理商: LTC2420
7
LTC2420
TYPICAL PERFOR U
Conversion Current
vs Temperature
Sleep Current vs Temperature
Rejection vs Frequency at V
CC
TEMPERATURE (
°
C)
–55
S
μ
A
220
20
2420 G19
190
170
–30
–5
45
160
150
230
210
200
180
70
95
120
V
CC
= 5.5V
V
CC
= 4.1V
V
CC
= 2.7V
TEMPERATURE (
°
C)
–55
0
S
μ
A
10
20
30
–30
–5
20
45
2420 G20
70
95
120
V
CC
= 2.7V
V
CC
= 5V
Rejection vs Frequency at V
CC
Rejection vs Frequency at V
CC
Rejection vs Frequency at V
IN
Rejection vs Frequency at V
IN
Rejection vs Frequency at V
IN
Rejection vs Frequency at V
IN
FREQUENCY AT V
CC
(Hz)
1
R
–60
–40
–20
200
2420 G21
–80
–100
–120
50
100
150
250
V
CC
= 4.1V
V
IN
= 0V
T
A
= 25
°
C
F
O
= 0
FREQUENCY AT V
CC
(Hz)
15200
–120
R
–100
–80
–60
–40
0
15250 15300 15350 15400
2420 G22
15450 15500
–20
V
CC
= 4.1V
V
IN
= 0V
T
A
= 25
°
C
F
O
= 0
FREQUENCY AT V
CC
(Hz)
1
–120
R
–100
–80
–60
–40
–20
0
100
10k
1M
2420 G23
V
CC
= 4.1V
V
IN
= 0V
T
A
= 25
°
C
F
O
= 0
FREQUENCY AT V
IN
(Hz)
1
–120
R
–100
–80
–60
–40
–20
0
50
100
150
200
2420 G24
250
V
CC
= 5V
V
REF
= 5V
V
IN
= 2.5V
F
O
= 0
INPUT FREQUENCY DEVIATION FROM NOTCH FREQUENCY (%)
–12
–8
–4
0
4
8
12
R
2420 G25
–60
–70
–80
–90
–100
–110
–120
–130
–140
FREQUENCY AT V
IN
(Hz)
15100
–120
R
–100
–80
–60
–40
–20
0
15200
15300
15400
15500
2420 G26
V
CC
= 5V
V
REF
= 5V
V
IN
= 2.5V
F
O
= 0
SAMPLE RATE = 15.36kHz
±
2%
INPUT FREQUENCY
0
–60
–40
0
2420 F27
–80
–100
f
S
/2
f
S
–120
–140
–20
R
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