LTC2411/LTC2411-1
CO VERTER CHARACTERISTICS The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Notes 3, 4)
PARAMETER
Input Common Mode Rejection DC
Input Common Mode Rejection
60Hz ±2% (LTC2411)
Input Common Mode Rejection
50Hz ±2% (LTC2411)
Input Common Mode Rejection
49Hz to 61.2Hz (LTC2411-1)
Input Normal Mode Rejection
60Hz ±2% (LTC2411)
CONDITIONS
2.5V ≤ REF+ ≤ VCC, REF– = GND,
GND ≤ IN– = IN+ ≤ 5V
2.5V ≤ REF+ ≤ VCC, REF– = GND,
GND ≤ IN– = IN+ ≤ 5V, (Note 7)
2.5V ≤ REF+ ≤ VCC, REF– = GND,
GND ≤ IN– = IN+ ≤ 5V, (Note 8)
2.5V < REF+ < VCC, REF– = GND,
GND < IN– = IN+ < VCC (Note 15)
(Note 7)
MIN TYP MAX
q 130 140
q 140
q 140
q 140
q 110 140
Input Normal Mode Rejection
50Hz ±2% (LTC2411)
Input Normal Mode Rejection
49Hz to 61.2Hz (LTC2411-1)
Reference Common Mode
Rejection DC
Power Supply Rejection, DC
Power Supply Rejection, 60Hz ±2%
(LTC2411)
Power Supply Rejection, 50Hz ±2%
(LTC2411)
Power Supply Rejection,
49Hz to 61.2Hz (LTC2411-1)
(Note 8)
(Note 15)
2.5V ≤ REF+ ≤ VCC, GND ≤ REF– ≤ 2.5V,
VREF = 2.5V, IN– = IN+ = GND
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)
REF+ = 2.5V, REF– = GND, IN– = IN+ = GND, (Note 15)
q 110 140
q 87
q 130 140
110
120
120
120
UNITS
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
dB
A ALOG I PUT A D REFERE CE The q denotes specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 3)
SYMBOL
IN+
IN–
VIN
REF+
REF–
VREF
CS (IN+)
CS (IN–)
CS (REF+)
CS (REF–)
IDC_LEAK (IN+)
IDC_LEAK (IN–)
IDC_LEAK (REF+)
IDC_LEAK (REF–)
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
CS = VCC = 5.5V, IN+ = GND
CS = VCC = 5.5V, IN– = GND
CS = VCC = 5.5V, REF+ = 5V
CS = VCC = 5.5V, REF– = GND
MIN
q GND – 0.3V
q GND – 0.3V
q – VREF/2
q
0.1
q
GND
q
0.1
q
– 10
q
– 10
q
– 10
q
– 10
TYP
MAX
UNITS
VCC + 0.3V
V
VCC + 0.3V
V
VREF/2
V
VCC
V
VCC – 0.1V
V
VCC
V
6
pF
6
pF
6
pF
6
pF
1
10
nA
1
10
nA
1
10
nA
1
10
nA
3