OUTPUT CODE (ppm OF VREF) –212 –210.5 –209 –2" />
參數(shù)資料
型號(hào): LTC2415IGN
廠商: Linear Technology
文件頁(yè)數(shù): 38/40頁(yè)
文件大小: 0K
描述: IC A/D CONV 24BIT MICRPWR 16SSOP
標(biāo)準(zhǔn)包裝: 100
位數(shù): 24
采樣率(每秒): 15
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 2
功率耗散(最大): 1mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 管件
輸入數(shù)目和類型: 1 個(gè)差分,雙極
LTC2415/LTC2415-1
7
sn2415 24151fs
OUTPUT CODE (ppm OF VREF)
–212
–210.5
–209
–207.5
–206
NUMBER
OF
READINGS
(%)
2415 G10
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 2.5V
VIN = 0V
REF + = 2.5V
REF = GND
IN+ = 1.25V
IN= 1.25V
FO = GND
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –209.2ppm
σ = 0.56ppm
OUTPUT CODE (ppm OF VREF)
–211.5
–210.5
–209.5
–208.5
–207.5
NUMBER
OF
READINGS
(%)
2415 G11
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 2.5V
VIN = 0V
REF + = 2.5V
REF = GND
IN+ = 1.25V
IN= 1.25V
FO = 460800Hz
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –209.3ppm
σ = 0.49ppm
OUTPUT CODE (ppm OF VREF)
–210
–207
–204
–201
–198
NUMBER
OF
READINGS
(%)
2415 G12
15
12
9
6
3
0
10,000 CONSECUTIVE
READINGS
VCC = 5V
VREF = 2.5V
VIN = 0V
REF + = 2.5V
REF = GND
IN+ = 1.25V
IN= 1.25V
FO = 1075200Hz
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –206.5ppm
σ = 1.07ppm
OUTPUT CODE (ppm OF VREF)
–116
–114.5
–113
–111.5
–110
NUMBER
OF
READINGS
(%)
2415 G13
12
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 2.7V
VREF = 2.5V
VIN = 0V
REF + = 2.5V
REF = GND
IN+ = 1.25V
IN= 1.25V
FO = GND
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –113.1ppm
σ = 0.59ppm
OUTPUT CODE (ppm OF VREF)
–112
–110.9
–109.8
–108.6
–107.5
NUMBER
OF
READINGS
(%)
2415 G14
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 2.7V
VREF = 2.5V
VIN = 0V
REF + = 2.5V
REF = GND
IN+ = 1.25V
IN= 1.25V
FO = 460800Hz
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –109.8ppm
σ = 0.50ppm
OUTPUT CODE (ppm OF VREF)
–30
–25.5
–21
–16.5
–12
NUMBER
OF
READINGS
(%)
2415 G15
10
8
6
4
2
0
10,000 CONSECUTIVE
READINGS
VCC = 2.7V
VREF = 2.5V
VIN = 0V
REF + = 2.5V
REF = GND
IN+ = 1.25V
IN= 1.25V
FO = 1075200Hz
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –20.5ppm
σ = 1.90ppm
OUTPUT CODE (ppm OF VREF)
–103
–103.5
–104
–104.5
–105
NUMBER
OF
READINGS
(%)
2415 G16
12
10
8
6
4
2
0
VCC = 5V
VREF = 5V
VIN = 0V
REF + = 5V
REF = GND
IN+ = 2.5V
IN= 2.5V
FO = GND
TA = 25°C
GAUSSIAN
DISTRIBUTION
m = –103.9ppm
σ = 0.27ppm
TIME (HRS)
05 10 15 20 25 30 35 40 45 50 55 60
ADC
READINGS
(ppm
OF
V
REF
)
2415 G17
–101.0
–101.5
–102.0
–102.5
–103.0
–103.5
–104.0
–104.5
–105.0
–105.5
VCC = 5V
VREF = 5V
VIN = 0V
REF + = 5V
REF = GND
IN+ = 2.5V
IN= 2.5V
FO = GND
TA = 25°C
INPUT DIFFERENTIAL VOLTAGE (V)
–2.5 –2 –1.5 –1 –0.5 0
0.5
1
1.5
2
2.5
RMS
NOISE
(ppm
OF
V
REF
)
2415 G18
0.5
0.4
0.3
0.2
0.1
0
VCC = 5V
VREF = 5V
VINCM = 2.5V
REF+ = 5V
REF= GND
FO = GND
TA = 25°C
Noise Histogram
(Output Rate = 15Hz,
VCC = 5V, VREF = 2.5V)
Noise Histogram
(Output Rate = 45Hz,
VCC = 5V, VREF = 2.5V)
Noise Histogram
(Output Rate = 105Hz,
VCC = 5V, VREF = 2.5V)
Noise Histogram
(Output Rate = 15Hz,
VCC = 2.7V, VREF = 2.5V)
Noise Histogram
(Output Rate = 45Hz,
VCC = 2.7V, VREF = 2.5V)
Noise Histogram
(Output Rate = 105Hz,
VCC = 2.7V, VREF = 2.5V)
Long-Term Histogram
(60Hrs)
Consecutive ADC Readings vs
Time
RMS Noise vs Input Differential
Voltage
TYPICAL PERFOR A CE CHARACTERISTICS
UW
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