vs Temperature (TA
參數(shù)資料
型號(hào): LTC2412CGN
廠商: Linear Technology
文件頁數(shù): 36/36頁
文件大?。?/td> 0K
描述: IC ADC 2CH DIFF-IN 24BIT 16SSOP
標(biāo)準(zhǔn)包裝: 100
位數(shù): 24
采樣率(每秒): 7.5
數(shù)據(jù)接口: MICROWIRE?,串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 1mW
電壓電源: 單電源
工作溫度: 0°C ~ 70°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
配用: DC746A-ND - BOARD DELTA SIGMA ADC LTC2412
LTC2412
9
2412f
TYPICAL PERFOR A CE CHARACTERISTICS
UW
– Full-Scale Error
vs Temperature (TA)
+ Full-Scale Error vs VREF
+ Full-Scale Error vs VCC
PSRR vs Frequency at VCC
– Full-Scale Error vs VREF
– Full-Scale Error vs VCC
PSRR vs Frequency at VCC
VCC (V)
+FULL-SCALE
ERROR
(ppm
OF
V
REF
)
2412 G28
3
2
1
0
–1
–2
–3
REF + = 2.5V
REF = GND
VREF = 2.5V
IN+ = 1.25V
IN= GND
FO = GND
TA = 25°C
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
VREF (V)
+FULL-SCALE
ERROR
(ppm
OF
V
REF
)
2412 G29
3
2
1
0
–1
–2
–3
VCC = 5V
REF + = VREF
REF = GND
IN+ = 0.5 REF+
IN= GND
FO = GND
TA = 25°C
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
TEMPERATURE (
°C)
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
2412 G30
3
2
1
0
–1
–2
–3
–45 –30 –15
0
15
30
45
60
75
90
VCC = 5V
REF + = 5V
REF = GND
IN+ = GND
IN= 2.5V
FO = GND
VCC (V)
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
2412 G31
3
2
1
0
–1
–2
–3
REF + = 2.5V
REF = GND
VREF = 2.5V
IN+ = GND
IN= 1.25V
FO = GND
TA = 25°C
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
VREF (V)
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
2412 G32
3
2
1
0
–1
–2
–3
VCC = 5V
REF + = VREF
REF = GND
IN+ = GND
IN= 0.5 REF+
FO = GND
TA = 25°C
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
FREQUENCY AT VCC (Hz)
REJECTION
(dB)
2412 G33
0
–20
–40
–60
–80
–100
–120
–140
0.01
0.1
1
10
100
VCC = 4.1VDC ± 1.4V
REF + = 2.5V
REF = GND
IN+ = GND
IN= GND
FO = GND
TA = 25°C
FREQUENCY AT VCC (Hz)
1
0
–20
–40
–60
–80
–100
–120
–140
1k
100k
2412 G34
10
100
10k
1M
REJECTION
(dB)
VCC = 4.1VDC
REF + = 2.5V
REF = GND
IN+ = GND
IN= GND
FO = GND
TA = 25°C
FREQUENCY AT VCC (Hz)
0
REJECTION
(dB)
–60
–40
–20
120
210
2412 G35
–80
–100
30
60
150 180
–120
–140
0
90
240
VCC = 4.1VDC ±1.4V
REF + = 2.5V
REF = GND
IN+ = GND
IN= GND
FO = GND
TA = 25°C
FREQUENCY AT VCC (Hz)
15250
–60
–40
0
15400
2412 G36
–80
–100
15300
15350
15450
–120
–140
–20
REJECTION
(dB)
VCC = 4.1VDC ±0.7VP-P
REF + = 2.5V
REF = GND
IN+ = GND
IN= GND
FO = GND
TA = 25°C
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