LTC2453
3
2453fc
The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C.
The l denotes the specifications which apply over the full
operating temperature range, otherwise specifications are at TA = 25°C.
The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Notes 2, 7)
ANALOG INPUTS AND REFERENCES
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Supply Voltage
l
2.7
5.5
V
ICC
Supply Current
Conversion
Sleep
l
800
0.2
1200
0.6
A
POWER REQUIREMENTS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
l
0.7VCC
V
VIL
Low Level Input Voltage
l
0.3VCC
V
II
Digital Input Current
l
–10
10
A
VHYS
Hysteresis of Schmidt Trigger Inputs
(Note 3)
l
0.05VCC
V
VOL
Low Level Output Voltage (SDA)
I = 3mA
l
0.4
V
IIN
Input Leakage
0.1VCC ≤ VIN ≤ 0.9VCC
l
1
A
CI
Capacitance for Each I/O Pin
l
10
pF
CB
Capacitance Load for Each Bus Line
l
400
pF
I2C INPUTS AND OUTPUTS
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIN+
Positive Input Voltage Range
l
0
VCC
V
VIN–
Negative Input Voltage Range
l
0
VCC
V
VREF+
Positive Reference Voltage Range
VREF+ – VREF– ≥ 2.5V
l
VCC – 2.5
VCC
V
VREF–
Negative Reference Voltage Range
VREF+ – VREF– ≥ 2.5V
l
0
VCC – 2.5
V
VOR+ + VUR+
Overrange + Underrange Voltage, IN+
VREF = 5V, VIN– = 2.5V (See Figure 2)
31
LSB
VOR– + VUR–
Overrange + Underrange Voltage, IN–
VREF = 5V, VIN+ = 2.5V (See Figure 2)
31
LSB
CIN
IN+, IN– Sampling Capacitance
0.35
pF
IDC_LEAK(IN+)
IN+ DC Leakage Current
VIN = GND (Note 8)
VIN = VCC (Note 8)
l
–10
1
10
nA
IDC_LEAK(IN–)
IN– DC Leakage Current
VIN = GND (Note 8)
VIN = VCC (Note 8)
l
–10
1
10
nA
IDC_LEAK(REF+, REF–) REF+, REF– DC Leakage Current
VREF = 3V (Note 8)
l
–10
1
10
nA
ICONV
Input Sampling Current (Note 5)
50
nA