參數(shù)資料
型號(hào): LTC2414
廠商: Linear Technology Corporation
英文描述: 2-Channel Differential Input 24-Bit No Latency DS ADC
中文描述: 2路差分輸入24位ADC的無(wú)延遲局副局長(zhǎng)
文件頁(yè)數(shù): 3/36頁(yè)
文件大小: 409K
代理商: LTC2414
LTC2412
3
2412f
SYMBOL
IN
+
IN
V
IN
PARAMETER
Absolute/Common Mode IN
+
Voltage
Absolute/Common Mode IN
Voltage
Input Differential Voltage Range
(IN
+
– IN
)
Absolute/Common Mode REF
+
Voltage
Absolute/Common Mode REF
Voltage
Reference Differential Voltage Range
(REF
+
– REF
)
IN
+
Sampling Capacitance
IN
Sampling Capacitance
REF
+
Sampling Capacitance
REF
Sampling Capacitance
IN
+
DC Leakage Current
IN
DC Leakage Current
REF
+
DC Leakage Current
REF
DC Leakage Current
CONDITIONS
MIN
TYP
MAX
V
CC
+ 0.3
V
CC
+ 0.3
V
REF
/2
UNITS
G
GND – 0.3
GND – 0.3
–V
REF
/2
V
V
V
G
G
REF
+
REF
V
REF
G
0.1
GND
0.1
V
CC
V
V
V
G
V
CC
– 0.1
V
CC
G
C
S
(IN
+
)
C
S
(IN
)
C
S
(REF
+
)
C
S
(REF
)
I
DC_LEAK
(IN
+
)
I
DC_LEAK
(IN
)
I
DC_LEAK
(REF
+
)
I
DC_LEAK
(REF
)
18
18
18
18
1
1
1
1
pF
pF
pF
pF
nA
nA
nA
nA
CS = V
CC
= 5.5V, IN
+
= GND
CS = V
CC
= 5.5V, IN
= 5.5V
CS = V
CC
= 5.5V, REF
+
= 5.5V
CS = V
CC
= 5.5V, REF
= GND
G
–10
–10
–10
–10
10
10
10
10
G
G
G
The
G
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. (Note 3)
The
G
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. (Notes 3, 4)
PARAMETER
Input Common Mode Rejection DC
CONDITIONS
2.5V
REF
+
V
CC
, REF
= GND,
GND
IN
= IN
+
V
CC
(Note 5)
2.5V
REF
+
V
CC
, REF
= GND,
GND
IN
= IN
+
V
CC
, (Notes 5, 7)
2.5V
REF
+
V
CC
, REF
= GND,
GND
IN
= IN
+
V
CC
, (Notes 5, 8)
(Notes 5, 7)
MIN
130
TYP
140
MAX
UNITS
G
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% REF
+
= 2.5V, REF
= GND, IN
= IN
+
= GND, (Note 7)
Power Supply Rejection, 50Hz
±
2% REF
+
= 2.5V, REF
= GND, IN
= IN
+
= GND, (Note 8)
G
140
dB
G
140
dB
G
110
140
dB
(Note 5, 8)
G
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
G
130
140
dB
120
120
120
dB
dB
dB
CO VERTER CHARACTERISTICS
U
A ALOG I PUT A
D REFERE CE
U
U
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