參數(shù)資料
型號： LTC2418IGN
廠商： LINEAR TECHNOLOGY CORP
元件分類： ADC
英文描述： 8-/16-Channel 24-Bit No Latency TM ADCs
中文描述： 16-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO28
封裝： 0.150 INCH, PLASTIC, SSOP-28
文件頁數(shù)： 3/48頁
文件大小： 775K
代理商： LTC2418IGN
LTC2414/LTC2418
3
241418fa
PARAMETER
Input Common Mode Rejection DC
CONDITIONS
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
–
= IN
+
≤
5V (Note 5)
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
–
= IN
+
≤
5V (Notes 5, 7)
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
–
= IN
+
≤
5V (Notes 5, 8)
(Notes 5, 7)
MIN
130
TYP
140
MAX
UNITS
●
dB
Input Common Mode Rejection
60Hz
±
2%
Input Common Mode Rejection
50Hz
±
2%
Input Normal Mode Rejection
60Hz
±
2%
Input Normal Mode Rejection
50Hz
±
2%
Reference Common Mode
Rejection DC
Power Supply Rejection, DC
Power Supply Rejection, 60Hz
±
2%
Power Supply Rejection, 50Hz
±
2%
●
140
dB
●
140
dB
●
110
140
dB
(Notes 5, 8)
●
110
140
dB
2.5V
≤
REF
+
≤
V
CC
, GND
≤
REF
–
≤
2.5V,
V
REF
= 2.5V, IN
–
= IN
+
= GND (Note 5)
REF
+
= 2.5V, REF
–
= GND, IN
–
= IN
+
= GND
REF
+
= 2.5V, REF
–
= GND, IN
–
= IN
+
= GND (Note 7)
REF
+
= 2.5V, REF
–
= GND, IN
–
= IN
+
= GND (Note 8)
●
130
140
dB
110
120
120
dB
dB
dB
The
●
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. (Notes 3, 4)
CO VERTER CHARACTERISTICS
U
PARAMETER
Resolution (No Missing Codes)
Integral Nonlinearity
CONDITIONS
0.1V
≤
V
REF
≤
V
CC
, –0.5 V
REF
≤
V
IN
≤
0.5 V
REF
(Note 5)
4.5V
≤
V
CC
≤
5.5V, REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V (Note 6)
5V
≤
V
CC
≤
5.5V, REF
+
= 5V, REF
–
= GND, V
INCM
= 2.5V (Note 6)
REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V (Note 6)
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
+
= IN
–
≤
V
CC
(Note 14)
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
GND
≤
IN
+
= IN
–
≤
V
CC
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.75 REF
+
, IN
–
= 0.25 REF
+
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.75 REF
+
, IN
–
= 0.25 REF
+
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.25 REF
+
, IN
–
= 0.75 REF
+
2.5V
≤
REF
+
≤
V
CC
, REF
–
= GND,
IN
+
= 0.25 REF
+
, IN
–
= 0.75 REF
+
4.5V
≤
V
CC
≤
5.5V, REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V
5V
≤
V
CC
≤
5.5V, REF
+
= 5V, REF
–
= GND, V
INCM
= 2.5V
REF
+
= 2.5V, REF
–
= GND, V
INCM
= 1.25V
5V
≤
V
CC
≤
5.5V, REF
+
= 5V, V
REF
– = GND,
GND
≤
IN
–
= IN
+
≤
5V (Note 13)
MIN
24
TYP
MAX
UNITS
Bits
●
1
2
5
ppm of V
REF
ppm of V
REF
ppm of V
REF
●
14
Offset Error
●
2.5
10
μ
V
Offset Error Drift
20
nV/
°
C
Positive Full-Scale Error
●
2.5
12
ppm of V
REF
Positive Full-Scale Error Drift
0.03
ppm of V
REF
/
°
C
Negative Full-Scale Error
●
2.5
12
ppm of V
REF
Negative Full-Scale Error Drift
0.03
ppm of V
REF
/
°
C
Total Unadjusted Error
3
3
6
1
ppm of V
REF
ppm of V
REF
ppm of V
REF
μ
V
RMS
Output Noise
The
●
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. (Notes 3, 4)
ELECTRICAL CHARACTERISTICS
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