LTC2415-1CGN Linear Technology, LTC2415-1CGN Datasheet - Page 7

• Manufacturer Part Number: LTC2415-1CGN
• Description: IC ADC 24BIT DIFFINPUT/REF16SSOP
• Manufacturer: Linear Technology

Specifications of LTC2415-1CGN

• Number Of Bits: 24
• Sampling Rate (per Second): 13.75
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 2
• Power Dissipation (max): 1mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP (0.150", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

TYPICAL PERFOR A CE CHARACTERISTICS
12
10
12
10
12
10
8
6
4
2
0
–212
8
6
4
2
0
8
6
4
2
0
–116
–103
Noise Histogram
(Output Rate = 15Hz,
V
10,000 CONSECUTIVE
READINGS
V
V
V
REF
REF
IN
IN
F
T
Noise Histogram
(Output Rate = 15Hz,
V
Long-Term Histogram
(60Hrs)
10,000 CONSECUTIVE
READINGS
V
V
V
REF
REF
IN
IN
F
T
V
V
V
REF
REF
IN
IN
F
T
O
A
CC
CC
REF
IN
O
A
O
A
CC
CC
REF
IN
CC
REF
IN
+
–
+
–
+
–
= GND
= 25 C
= GND
= 25 C
= GND
= 25 C
= 0V
= 1.25V
= 1.25V
+
–
= 0V
= 0V
= 5V
+
–
= 1.25V
= 1.25V
+
–
= 2.5V
= 2.5V
= 2.7V
= 5V
= 5V, V
= 2.5V
= 2.7V, V
= 2.5V
= 2.5V
= GND
= 5V
= 2.5V
= GND
= 5V
= GND
–210.5
OUTPUT CODE (ppm OF V
–114.5
–103.5
OUTPUT CODE (ppm OF V
OUTPUT CODE (ppm OF V
REF
REF
= 2.5V)
–209
–113
–104
= 2.5V)
GAUSSIAN
DISTRIBUTION
m = –209.2ppm
GAUSSIAN
DISTRIBUTION
m = –113.1ppm
= 0.56ppm
= 0.59ppm
GAUSSIAN
DISTRIBUTION
m = –103.9ppm
–207.5
–111.5
= 0.27ppm
–104.5
REF
REF
REF
W
)
)
)
2415 G10
2415 G13
2415 G16
–206
–110
–105
U
–101.0
–101.5
–102.0
–102.5
–103.0
–103.5
–104.0
–104.5
–105.0
–105.5
12
10
–211.5
10
8
6
4
2
0
8
6
4
2
0
–112
Noise Histogram
(Output Rate = 45Hz,
V
10,000 CONSECUTIVE
READINGS
V
V
V
REF
REF
IN
IN
F
T
Noise Histogram
(Output Rate = 45Hz,
V
Consecutive ADC Readings vs
Time
0
10,000 CONSECUTIVE
READINGS
V
V
V
REF
REF
IN
IN
F
T
O
CC
REF
IN
A
CC
O
CC
CC
REF
IN
A
+
–
= 460800Hz
= 25 C
+
–
= 0V
= 460800Hz
= 25 C
+
–
= 1.25V
= 1.25V
V
V
V
REF
REF
= 5V
5 10 15 20 25 30 35 40 45 50 55 60
= 0V
= 5V, V
+
–
= 1.25V
= 1.25V
= 2.5V
= 2.7V
CC
REF
IN
= 2.5V
= GND
= 2.7V, V
= 2.5V
= 2.5V
= GND
–210.5
OUTPUT CODE (ppm OF V
= 0V
+
–
= 5V
–110.9
OUTPUT CODE (ppm OF V
= 5V
= 5V
= GND
REF
TIME (HRS)
REF
–209.5
= 2.5V)
–109.8
IN
IN
F
T
O
A
+
–
= GND
= 25 C
= 2.5V)
= 2.5V
= 2.5V
GAUSSIAN
DISTRIBUTION
m = –209.3ppm
GAUSSIAN
DISTRIBUTION
m = –109.8ppm
= 0.49ppm
= 0.50ppm
–208.5
–108.6
REF
REF
)
)
2415 G11
2415 G14
2415 G17
–207.5
–107.5
LTC2415/LTC2415-1
15
12
0.5
0.4
0.3
0.2
0.1
10
9
6
3
0
–210
8
6
4
2
0
0
–30
–2.5 –2 –1.5 –1 –0.5 0 0.5 1 1.5 2 2.5
Noise Histogram
(Output Rate = 105Hz,
V
Noise Histogram
(Output Rate = 105Hz,
V
RMS Noise vs Input Differential
Voltage
10,000 CONSECUTIVE
READINGS
V
V
V
REF
REF
IN
IN
F
T
CC
CC
O
A
CC
REF
IN
+
–
V
V
V
REF
REF
F
T
= 1075200Hz
= 25 C
O
A
= 0V
CC
REF
INCM
+
–
= 1.25V
= 1.25V
= 5V, V
= 2.7V
= 2.7V, V
= 2.5V
= GND
INPUT DIFFERENTIAL VOLTAGE (V)
= 25 C
= 2.5V
= GND
+
–
OUTPUT CODE (ppm OF V
= 5V
–207
OUTPUT CODE (ppm OF V
= 5V
–25.5
= 5V
= GND
= 2.5V
REF
GAUSSIAN
DISTRIBUTION
m = –206.5ppm
= 1.07ppm
REF
= 2.5V)
–204
–21
10,000 CONSECUTIVE
= 2.5V)
F
GAUSSIAN
DISTRIBUTION
m = –20.5ppm
O
= 1.90ppm
–201
= 1075200Hz
–16.5
REF
REF
REF
V
IN
IN
REF
sn2415 24151fs
READINGS
REF
T
+
–
V
V
A
)
+
–
)
CC
= 1.25V
= 1.25V
IN
= 25 C
= GND
= 2.5V
= 2.5V
2415 G12
= 5V
= 0V
2415 G15
2415 G18
7
–198
–12