Full-Scale Error vs V
參數(shù)資料
型號(hào): LTC2418CGN#TR
廠商: Linear Technology
文件頁數(shù): 48/48頁
文件大小: 0K
描述: IC ADC 24BIT DIFF INPUT 28SSOP
標(biāo)準(zhǔn)包裝: 2,500
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: 28-SSOP(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 28-SSOP
包裝: 帶卷 (TR)
輸入數(shù)目和類型: 16 個(gè)單端,單極;16 個(gè)單端,雙極;8 個(gè)差分,單極;8 個(gè)差分,雙極
配用: DC571A-ND - BOARD DELTA SIGMA ADC LTC2418
其它名稱: LTC2418CGNTR
LTC2414/LTC2418
9
241418fa
TYPICAL PERFOR A CE CHARACTERISTICS
UW
Full-Scale Error vs Temperature
Full-Scale Error vs VCC
Full-Scale Error vs VREF
PSRR vs Frequency at VCC
Conversion Current
vs Temperature
Supply Current at Elevated
Output Rates (FO Over Driven)
Sleep Mode Current
vs Temperature
TEMPERATURE (
°C)
–60
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
5
4
3
2
1
0
–1
–2
–3
–4
–5
–20
20
40
241418 G19
–40
0
60
80
100
+FS ERROR
–FS ERROR
FO = GND
VCC = 5V
VREF = 5V
VINCM = 2.5V
VCC (V)
2.7
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
5
4
3
2
1
0
–1
–2
–3
–4
–5
3.5
3.9
4.3
4.7
5.1
5.5
241418 G20
3.1
+FS ERROR
–FS ERROR
FO = GND
TA = 25°C
VREF = 2.5V
VINCM = 0.5VREF
REF= GND
VREF (V)
0
FULL-SCALE
ERROR
(ppm
OF
V
REF
)
5
4
3
2
1
0
–1
–2
–3
–4
–5
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
241418 G21
0.5
+FS ERROR
–FS ERROR
FO = GND
TA = 25°C
VCC = 5V
VINCM = 0.5VREF
REF= GND
FREQUENCY AT VCC (Hz)
REJECTION
(dB)
0
–20
–40
–60
–80
–100
–120
–140
241418 G22
1
10
100
1000 10000 100000 1000000
FO = GND
TA = 25°C
VCC = 4.1VDC
REF+ = 2.5V
REF= GND
IN+ = GND
IN= GND
SDI = GND
FREQUENCY AT VCC (Hz)
0
REJECTION
(dB)
180
241418 G23
60
120
240
0
–20
–40
–60
–80
–100
–120
–140
30
90
150
210
FO = GND
TA = 25°C
VCC = 4.1VDC ±1.4V
REF+ = 2.5V
REF= GND
IN+ = GND
IN= GND
SDI = GND
REJECTION
(dB)
241418 G24
0
–20
–40
–60
–80
–100
–120
–140
FO = GND
TA = 25°C
VCC = 4.1VDC ±0.7VP-P
REF+ = 2.5V
REF= GND
IN+ = GND
IN= GND
SDI = GND
FREQUENCY AT VCC (Hz)
15250
15300
15350
15400
15450
TEMPERATURE (
°C)
–45 –30 –15
CONVERSION
CURRENT
(
A)
90
241418 G25
0
15
30
75
60
45
240
230
220
210
200
190
180
170
160
CS = GND
FO = GND
SCK = NC
SDO = NC
SDI = GND
VCC = 5.5V
VCC = 5V
VCC = 3V
VCC = 2.7V
SUPPLY
CURRENT
(
A)
1000
900
800
700
600
500
400
300
200
100
OUTPUT DATA RATE (READINGS/SEC)
241418 G26
0
102030 40
50 60 70
80 90 100
CS = GND
FO = EXT OSC
IN+ = GND
IN= GND
SCK = NC
SDO = NC
SDI = GND
TA = 25°C
VREF = VCC
VCC = 5V
VCC = 3V
TEMPERATURE (
°C)
–45 –30 –15
SLEEP-MODE
CURRENT
(
A)
90
241418 G27
0
15
30
75
60
45
6
5
4
3
2
1
0
CS = VCC
FO = GND
SCK = NC
SDO = NC
SDI = GND
VCC = 5.5V
VCC = 5V
VCC = 3V
VCC = 2.7V
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