參數(shù)資料
型號: LTC2480CDD
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 16-Bit ADC with Easy Drive
中文描述: 1-CH 16-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO10
封裝: 3 X 3 MM, PLASTIC, MO-229WEED-2, DFN-10
文件頁數(shù): 9/40頁
文件大?。?/td> 535K
代理商: LTC2480CDD
9
LTC2480
2480f
TYPICAL PERFOR U
Conversion Current
vs Output Data Rate
OUTPUT DATA RATE (READINGS/SEC)
0
S
μ
A
500
450
400
350
300
250
200
150
100
80
2480 G33
20
40
60
100
70
10
30
50
90
V
CC
= 5V
V
CC
= 3V
V
+
= V
CC
IN
= GND
IN
= GND
SCK = NC
SDO = NC
SDI = GND
CS GND
F
O
= EXT OSC
T
A
= 25
°
C
Integral Nonlinearity (2x Speed
Mode; V
CC
= 5V, V
REF
= 5V)
INPUT VOLTAGE (V)
–3
I
R
)
–1
1
3
–2
0
2
–1.5
–0.5
0.5
1.5
2480 G34
2.5
–2
–2.5
–1
0
1
2
V
CC
= 5V
V
REF
= 5V
V
IN(CM)
= 2.5V
F
O
25
°
C, 90
°
C
–45
°
C
Integral Nonlinearity (2x Speed
Mode; V
CC
= 5V, V
REF
= 2.5V)
INPUT VOLTAGE (V)
–3
I
R
)
–1
1
3
–2
0
2
–0.75
–0.25
0.25
0.75
2480 G35
1.25
–1.25
V
CC
= 5V
V
REF
= 2.5V
V
IN(CM)
= 1.25V
F
O
90
°
C
–45
°
C, 25
°
C
Integral Nonlinearity (2x Speed
Mode; V
CC
= 2.7V, V
REF
= 2.5V)
INPUT VOLTAGE (V)
–3
I
R
)
–1
1
3
–2
0
2
–0.75
–0.25
0.25
0.75
2480 G36
1.25
–1.25
V
CC
= 2.7V
V
REF
= 2.5V
V
IN(CM)
= 1.25V
F
O
90
°
C
–45
°
C, 25
°
C
Noise Histogram
(2x Speed Mode)
RMS Noise vs V
REF
(2x Speed Mode)
OUTPUT READING (
μ
V)
179
N
8
10
12
186.2
2480 G37
6
4
181.4
183.8
188.6
2
0
16
14
10,000 CONSECUTIVE
READINGS
V
CC
= 5V
V
REF
= 5V
V
= 0V
GAIN = 256
T
A
= 25
°
C
RMS = 0.86
μ
V
AVERAGE = 0.184mV
V
REF
(V)
0
R
μ
V
0.6
0.8
1.0
4
2480 G38
0.4
0.2
0
1
2
3
5
V
CC
= 5V
V
IN
= 0V
V
IN(CM)
= GND
F
O
T
A
= 25
°
C
Offset Error vs V
IN(CM)
(2x Speed Mode)
V
IN(CM)
(V)
–1
180
O
μ
V
182
186
188
190
200
194
1
3
4
2480 G39
184
196
198
192
0
2
5
6
V
CC
= 5V
V
REF
= 5V
V
IN
= 0V
F
O
= GND
T
A
= 25
°
C
Offset Error vs Temperature
(2x Speed Mode)
TEMPERATURE (
°
C)
–45
O
μ
V
200
210
220
75
2480 G40
190
180
160
–15
15
45
–30
90
0
30
60
170
240
230
V
CC
= 5V
V
REF
= 5V
V
IN
= 0V
V
IN(CM)
= GND
F
O
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