參數(shù)資料
型號(hào): LTC2415IGN
廠商: LINEAR TECHNOLOGY CORP
元件分類: ADC
英文描述: 24-Bit No Latency ADCs with Differential Input and Differential Reference
中文描述: 1-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO16
封裝: 0.150 INCH, PLASTIC, SSOP-16
文件頁數(shù): 7/40頁
文件大小: 605K
代理商: LTC2415IGN
LTC2415/LTC2415-1
7
sn2415 24151fs
OUTPUT CODE (ppm OF V
REF
)
–212
–210.5
–209
–207.5
–206
N
2415 G10
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
V
CC
= 5V
V
REF
= 2.5V
V
= 0V
REF
+
= 2.5V
REF
= GND
IN
+
= 1.25V
IN
= 1.25V
F
O
= GND
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –209.2ppm
σ
= 0.56ppm
OUTPUT CODE (ppm OF V
REF
)
–211.5
–210.5
–209.5
–208.5
–207.5
N
2415 G11
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
V
CC
= 5V
V
REF
= 2.5V
V
IN
= 0V
REF
+
= 2.5V
REF
= GND
IN
+
= 1.25V
IN
= 1.25V
F
O
= 460800Hz
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –209.3ppm
σ
= 0.49ppm
OUTPUT CODE (ppm OF V
REF
)
–210
–207
–204
–201
–198
N
2415 G12
15
12
9
6
3
0
10,000 CONSECUTIVE
READINGS
V
CC
= 5V
V
REF
= 2.5V
V
= 0V
REF
+
= 2.5V
REF
= GND
IN
+
= 1.25V
IN
= 1.25V
F
O
= 1075200Hz
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –206.5ppm
σ
= 1.07ppm
OUTPUT CODE (ppm OF V
REF
)
–116
–114.5
–113
–111.5
–110
N
2415 G13
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
V
CC
= 2.7V
V
REF
= 2.5V
V
IN
= 0V
REF
= 2.5V
REF
= GND
IN
+
= 1.25V
IN
= 1.25V
F
O
= GND
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –113.1ppm
σ
= 0.59ppm
OUTPUT CODE (ppm OF V
REF
)
–112
–110.9
–109.8
–108.6
–107.5
N
2415 G14
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
V
CC
= 2.7V
V
REF
= 2.5V
V
IN
= 0V
REF
= 2.5V
REF
= GND
IN
+
= 1.25V
IN
= 1.25V
F
O
= 460800Hz
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –109.8ppm
σ
= 0.50ppm
OUTPUT CODE (ppm OF V
REF
)
–30
–25.5
–21
–16.5
–12
N
2415 G15
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
V
CC
= 2.7V
V
REF
= 2.5V
V
= 0V
REF
+
= 2.5V
REF
= GND
IN
+
= 1.25V
IN
= 1.25V
F
O
= 1075200Hz
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –20.5ppm
σ
= 1.90ppm
OUTPUT CODE (ppm OF V
REF
)
–103
–103.5
–104
–104.5
–105
N
2415 G16
12
10
8
6
4
2
0
V
CC
= 5V
V
REF
= 5V
V
IN
= 0V
REF
+
= 5V
REF
= GND
IN
+
= 2.5V
IN
= 2.5V
F
O
= GND
T
A
= 25
°
C
GAUSSIAN
DISTRIBUTION
m = –103.9ppm
σ
= 0.27ppm
TIME (HRS)
0
5 10 15 20 25 30 35 40 45 50 55 60
A
R
)
2415 G17
–101.0
–101.5
–102.0
–102.5
–103.0
–103.5
–104.0
–104.5
–105.0
–105.5
V
CC
= 5V
V
REF
= 5V
V
= 0V
REF
+
= 5V
REF
= GND
IN
+
= 2.5V
IN
= 2.5V
F
O
= GND
T
A
= 25
°
C
INPUT DIFFERENTIAL VOLTAGE (V)
–2.5 –2 –1.5 –1 –0.5 0
0.5
1
1.5
2
2.5
R
R
)
2415 G18
0.5
0.4
0.3
0.2
0.1
0
V
CC
= 5V
V
REF
= 5V
V
= 2.5V
REF
+
= 5V
REF
= GND
F
O
= GND
T
A
= 25
°
C
Noise Histogram
(Output Rate = 15Hz,
V
CC
= 5V, V
REF
= 2.5V)
Noise Histogram
(Output Rate = 45Hz,
V
CC
= 5V, V
REF
= 2.5V)
Noise Histogram
(Output Rate = 105Hz,
V
CC
= 5V, V
REF
= 2.5V)
Noise Histogram
(Output Rate = 15Hz,
V
CC
= 2.7V, V
REF
= 2.5V)
Noise Histogram
(Output Rate = 45Hz,
V
CC
= 2.7V, V
REF
= 2.5V)
Noise Histogram
(Output Rate = 105Hz,
V
CC
= 2.7V, V
REF
= 2.5V)
Long-Term Histogram
(60Hrs)
Consecutive ADC Readings vs
Time
RMS Noise vs Input Differential
Voltage
TYPICAL PERFOR AU
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