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LTC2483 Datasheet(PDF) 3 Page - Linear Technology

Part # LTC2483
Description  16-Bit ?誇 ADC with Easy Drive Input Current Cancellation and I2C Interface
PDF  32 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC2483 Datasheet(HTML) 3 Page - Linear Technology

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LTC2483
2483f
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
IN+
Absolute/Common Mode IN+ Voltage
GND – 0.3V
VCC + 0.3V
V
IN–
Absolute/Common Mode IN– Voltage
GND – 0.3V
VCC + 0.3V
V
FS
Full Scale of the Differential Input (IN+ – IN–)
●
0.5VREF
V
LSB
Least Significant Bit of the Output Code
●
FS/216
VIN
Input Differential Voltage Range (IN+ – IN–)
●
–FS
+FS
V
VREF
Reference Voltage Range (REF+ – REF–)
●
0.1
VCC
V
CS (IN+)IN+ Sampling Capacitance
11
pF
CS (IN–)IN– Sampling Capacitance
11
pF
CS (VREF)VREF Sampling Capacitance
11
pF
IDC_LEAK (IN+)IN+ DC Leakage Current
Sleep Mode, IN+ = GND
●
–10
1
10
nA
IDC_LEAK (IN–)IN– DC Leakage Current
Sleep Mode, IN– = GND
●
–10
1
10
nA
IDC_LEAK (VREF)REF+, REF– DC Leakage Current
Sleep Mode, VREF = VCC
●
–100
1
100
nA
The
● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Input Common Mode Rejection DC
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Note 5)
●
140
dB
Input Common Mode Rejection
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Note 5)
●
140
dB
50Hz
±2%
Input Common Mode Rejection
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Note 5)
●
140
dB
60Hz
±2%
Input Normal Mode Rejection
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Notes 5, 7)
●
110
120
dB
50Hz
±2%
Input Normal Mode Rejection
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Notes 5, 8)
●
110
120
dB
60Hz
±2%
Input Normal Mode Rejection
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Notes 5, 9)
●
87
dB
50Hz/60Hz
±2%
Reference Common Mode
2.5V
≤ VREF ≤ VCC, GND ≤ IN– = IN+ ≤ VCC (Note 5)
●
120
140
dB
Rejection DC
Power Supply Rejection DC
VREF = 2.5V, IN
– = IN+ = GND
120
dB
Power Supply Rejection, 50Hz
±2%
VREF = 2.5V, IN
– = IN+ = GND (Notes 7, 9)
120
dB
Power Supply Rejection, 60Hz
±2%
VREF = 2.5V, IN
– = IN+ = GND (Notes 8, 9)
120
dB
CO VERTER CHARACTERISTICS
The
● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 3)
A ALOG I PUT A D REFERE CE



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