參數(shù)資料
型號(hào): LTC2487IDEPBF
廠商: Linear Technology Corporation
英文描述: 16-Bit 2-/4-Channel ADC with PGA, Easy Drive and I2C Interface
中文描述: 16位2-/4-Channel型ADC PGA巡回賽,輕松驅(qū)動(dòng)和I2C接口
文件頁數(shù): 8/32頁
文件大小: 612K
代理商: LTC2487IDEPBF
LTC2487
2487fa
TEMPERATURE (
°
C)
–45 –30
300
F
304
310
–15
30
45
2487 G19
302
308
306
15
0
60
75
90
V
CC
= 4.1V
V
REF
= 2.5V
V
IN
= 0V
V
IN(CM)
= GND
F
O
V
CC
(V)
2.5
300
F
302
304
306
308
310
3.0
3.5
4.0
4.5
2487 G20
5.0
5.5
V
REF
= 2.5V
V
IN
= 0V
V
IN(CM)
= GND
F
O
T
A
= 25
°
C
FREQUENCY AT V
CC
(Hz)
1
0
–20
–40
–60
–80
–100
–120
–140
1k
100k
2487 G21
10
100
10k
1M
R
V
CC
= 4.1V DC
±
0.7V
V
REF
= 2.5V
IN
+
= GND
IN
= GND
F
O
= GND
T
A
= 25
°
C
FREQUENCY AT V
CC
(Hz)
0
–140
R
–120
–80
–60
–40
0
20
100
140
2487 G22
–100
–20
80
180
220
200
40 60
120
160
V
CC
= 4.1V DC
±
1.4V
V
+
= 2.5V
IN
= GND
IN
= GND
F
O
= GND
T
A
= 25
°
C
FREQUENCY AT V
CC
(Hz)
30600
–60
–40
0
30750
2487 G23
–80
–100
30650
30700
30800
–120
–140
–20
R
V
CC
= 4.1V DC
±
0.7V
V
+
= 2.5V
IN
= GND
IN
= GND
F
O
= GND
T
A
= 25
°
C
TEMPERATURE (
°
C)
–45
100
C
μ
A
120
160
180
200
–15
15
30
90
2487 G24
140
–30
0
45
60
75
V
CC
= 5V
V
CC
= 2.7V
F
O
= GND
Typical perForMance characTerisTics
On-Chip Oscillator Frequency
vs Temperature
On-Chip Oscillator Frequency
vs V
CC
PSRR vs Frequency at V
CC
PSRR vs Frequency at V
CC
PSRR vs Frequency at V
CC
Conversion Current
vs Temperature
Sleep Mode Current
vs Temperature
Conversion Current
vs Output Data Rate
Integral Nonlinearity (2x Speed
Mode; V
CC
= 5V, V
REF
= 5V)
TEMPERATURE (
°
C)
–45
0
S
μ
A
0.2
0.6
0.8
1.0
2.0
1.4
–15
15
30
90
2487 G25
0.4
1.6
1.8
1.2
–30
0
45
60
75
V
CC
= 5V
V
CC
= 2.7V
F
O
= GND
OUTPUT DATA RATE (READINGS/SEC)
0
S
μ
A
500
450
400
350
300
250
200
150
100
80
2487 G26
20
40
60
100
70
10
30
50
90
V
CC
= 5V
V
CC
= 3V
V
+
= V
CC
IN
= GND
IN
= GND
F
O
= EXT OSC
T
A
= 25
°
C
INPUT VOLTAGE (V)
–3
I
μ
V
–1
1
3
–2
0
2
–1.5
–0.5
0.5
1.5
2487 G27
2.5
–2
–2.5
–1
0
1
2
V
CC
= 5V
V
REF
= 5V
V
IN(CM)
= 2.5V
F
O
25
°
C, 85
°
C
–45
°
C
相關(guān)PDF資料
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LTC2487IDETRPBF 16-Bit 2-/4-Channel ADC with PGA, Easy Drive and I2C Interface
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