LTC2484
4
2484fd
ANALOG INPUT AND REFERENCE The l denotes the specications which apply over the full operating
temperature range, otherwise specications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
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
l
–10
1
10
nA
IDC_LEAK (IN–)IN– DC Leakage Current
Sleep Mode, IN– = GND
l
–10
1
10
nA
IDC_LEAK (VREF)VREF DC Leakage Current
Sleep Mode, VREF = VCC
l
–100
1
100
nA
DIGITAL INPUTS AND DIGITAL OUTPUTS The l denotes the specications which apply over the
full operating temperature range, otherwise specications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VIH
High Level Input Voltage
CS, fO, SDI
2.7V ≤ VCC ≤ 5.5V (Note 16)
l
VCC – 0.5
V
VIL
Low Level Input Voltage
CS, fO, SDI
2.7V ≤ VCC ≤ 5.5V
l
0.5
V
VIH
High Level Input Voltage
SCK
2.7V ≤ VCC ≤ 5.5V (Note 10)
l
VCC – 0.5
V
VIL
Low Level Input Voltage
SCK
2.7V ≤ VCC ≤ 5.5V (Note 10)
l
0.5
V
IIN
Digital Input Current
CS, fO, SDI
0V ≤ VIN ≤ VCC
l
–10
10
μA
IIN
Digital Input Current
SCK
0V ≤ VIN ≤ VCC (Note 10)
l
–10
10
μA
CIN
Digital Input Capacitance
CS, fO, SDI
10
pF
CIN
Digital Input Capacitance
SCK
10
pF
VOH
High Level Output Voltage
SDO
IO = –800μA
l
VCC – 0.5
V
VOL
Low Level Output Voltage
SDO
IO = 1.6mA
l
0.4
V
VOH
High Level Output Voltage
SCK
IO = –800μA
l
VCC – 0.5
V
VOL
Low Level Output Voltage
SCK
IO = 1.6mA
l
0.4
V
IOZ
Hi-Z Output Leakage
SDO
l
–10
10
μA
POWER REQUIREMENTS The l denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. (Note 3)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCC
Supply Voltage
l
2.7
5.5
V
ICC
Supply Current
Conversion Mode (Note 12)
Sleep Mode (Note 12)
l
160
1
250
2
μA