LTC2431CMS#PBF Linear Technology, LTC2431CMS#PBF Datasheet - Page 3

• Manufacturer Part Number: LTC2431CMS#PBF
• Description: IC ADC 20BIT DIFFINPUT/REF10MSOP
• Manufacturer: Linear Technology

Specifications of LTC2431CMS#PBF

• Number Of Bits: 20
• Sampling Rate (per Second): 7.5
• Data Interface: MICROWIRE™, Serial, SPI™
• Number Of Converters: 2
• Power Dissipation (max): 1mW
• Voltage Supply Source: Single Supply
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

CO VERTER CHARACTERISTICS
A ALOG I PUT A D REFERE CE
temperature range, otherwise specifications are at T
PARAMETER
Input Common Mode Rejection DC
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
Power Supply Rejection, 50Hz 2% REF
temperature range, otherwise specifications are at T
SYMBOL
IN
IN
V
REF
REF
V
C
C
C
C
I
I
I
I
DC_LEAK
DC_LEAK
DC_LEAK
DC_LEAK
IN
REF
S
S
S
S
+
–
U
(IN
(IN
(REF
(REF
+
–
U
+
–
)
)
+
–
(IN
(IN
(REF
(REF
)
)
+
–
)
)
+
–
)
)
PARAMETER
Absolute/Common Mode IN
Absolute/Common Mode IN
Input Differential Voltage Range
(IN
Absolute/Common Mode REF
Absolute/Common Mode REF
Reference Differential Voltage Range
(REF
IN
IN
REF
REF
IN
IN
REF
REF
U
+
–
+
–
+
Sampling Capacitance
Sampling Capacitance
DC Leakage Current
DC Leakage Current
+
–
+
–
– IN
+
Sampling Capacitance
Sampling Capacitance
DC Leakage Current
DC Leakage Current
– REF
–
)
–
)
U
CONDITIONS
2.5V REF
GND IN
2.5V REF
GND IN
2.5V REF
GND IN
(Notes 5, 7)
(Notes 5, 8)
2.5V REF
V
REF
REF
+
+
+
= 2.5V, IN
= 2.5V, REF
= 2.5V, REF
= 2.5V, REF
+
–
–
–
–
Voltage
Voltage
+
–
+
+
+
+
= IN
= IN
= IN
Voltage
Voltage
V
V
V
V
–
+
+
+
CC
CC
CC
CC
= IN
–
–
–
, REF
, REF
, REF
, GND REF
= GND, IN
= GND, IN
= GND, IN
5V (Note 5)
5V, (Notes 5, 7)
5V, (Notes 5, 8)
+
A
A
= GND (Note 5)
U
–
–
–
= 25 C. (Notes 3, 4)
= 25 C. (Note 3)
= GND,
= GND,
= GND,
CONDITIONS
CS = V
CS = V
CS = V
CS = V
The
–
–
–
= IN
= IN
= IN
–
CC
CC
CC
CC
The
, IN
, IN
, REF
, REF
2.5V,
+
+
+
denotes specifications which apply over the full operating
= GND
= GND, (Note 7)
= GND, (Note 8)
+
–
= GND
= V
+
–
= V
= GND
denotes specifications which apply over the full operating
CC
CC
LTC2430/LTC2431
GND – 0.3V
GND – 0.3V
– V
GND
MIN
–10
–10
–10
–10
0.1
0.1
REF
MIN
110
140
140
110
110
130
/2
TYP
120
140
140
140
110
120
120
TYP
1.5
1.5
1.5
1.5
1
1
1
1
MAX
V
V
V
CC
CC
CC
V
MAX
REF
V
V
10
10
10
10
+ 0.3V
+ 0.3V
– 0.1V
CC
CC
/2
UNITS
UNITS
24301f
3
nA
nA
nA
nA
dB
dB
dB
dB
dB
dB
dB
dB
dB
pF
pF
pF
pF
V
V
V
V
V
V