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參數(shù)資料
| 型號(hào)： | LTC2440IGN |
| 廠商： | LINEAR TECHNOLOGY CORP |
| 元件分類： | ADC |
| 英文描述： | 24-Bit High Speed Differential delta-sigma ADC with Selectable Speed/Resolution |
| 中文描述： | 1-CH 24-BIT DELTA-SIGMA ADC, SERIAL ACCESS, PDSO16 |
| 封裝： | 0.150 INCH, PLASTIC, SSOP-16 |
| 文件頁(yè)數(shù)： | 3/28頁(yè) |
| 文件大小： | 316K |
| 代理商： | LTC2440IGN |
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LTC2440
3
sn2440, 2440fas
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
Leakage Current, Inputs and Reference
CONDITIONS
MIN
TYP
MAX
UNITS
●
GND – 0.3V
GND – 0.3V
–V
REF
/2
V
CC
+ 0.3V
V
CC
+ 0.3V
V
REF
/2
V
V
V
●
●
REF
+
REF
–
V
REF
●
0.1
GND
0.1
V
CC
V
V
V
●
V
CC
– 0.1V
V
CC
●
C
S(IN+)
C
S(IN–)
C
S(REF+)
C
S(REF–)
I
DC_LEAK(IN+, IN–,
REF+, REF–)
I
SAMPLE(IN+, IN–,
REF+, REF–)
3.5
3.5
3.5
3.5
10
pF
pF
pF
pF
nA
CS = V
CC
, IN
+
= GND, IN
–
= GND,
REF
+
= 5V, REF
–
= GND
●
–100
100
Average Input/Reference Current
During Sampling
Varies, See Applications Section
The
●
denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. (Note 3)
A ALOG I PUT A
D REFERE CE
U
U
The
●
denotes specifications which apply over the full
operating temperature range, otherwise specifications are at T
A
= 25
°
C. (Note 3)
SYMBOL
PARAMETER
V
IH
High Level Input Voltage
CS, F
O
V
IL
Low Level Input Voltage
CS, F
O
V
IH
High Level Input Voltage
SCK
V
IL
Low Level Input Voltage
SCK
I
IN
Digital Input Current
CS, F
O
I
IN
Digital Input Current
SCK
C
IN
Digital Input Capacitance
CS, F
O
C
IN
Digital Input Capacitance
SCK
V
OH
High Level Output Voltage
SDO, BUSY
V
OL
Low Level Output Voltage
SDO, BUSY
V
OH
High Level Output Voltage
SCK
V
OL
Low Level Output Voltage
SCK
I
OZ
Hi-Z Output Leakage
SDO
CONDITIONS
4.5V
≤
V
CC
≤
5.5V
MIN
2.5
TYP
MAX
UNITS
●
V
4.5V
≤
V
CC
≤
5.5V
●
0.8
V
4.5V
≤
V
CC
≤
5.5V (Note 8)
●
2.5
V
4.5V
≤
V
CC
≤
5.5V (Note 8)
●
0.8
V
0V
≤
V
IN
≤
V
CC
●
–10
10
μ
A
0V
≤
V
IN
≤
V
CC
(Note 8)
●
–10
10
μ
A
10
pF
(Note 8)
10
pF
I
O
= –800
μ
A
●
V
CC
– 0.5V
V
I
O
= 1.6mA
●
0.4V
V
I
O
= –800
μ
A (Note 9)
●
V
CC
– 0.5V
V
I
O
= 1.6mA (Note 9)
●
0.4V
V
●
–10
10
μ
A
DIGITAL I PUTS A D DIGITAL OUTPUTS
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