LTC2205-14
5
220514fb
COMMON MODE BIAS CHARACTERISTICS The ● denotes the specications which apply over
the full operating temperature range, otherwise specications are at TA = 25°C. (Note 4)
POWER REQUIREMENTS
DIGITAL INPUTS AND DIGITAL OUTPUTS The ● denotes the specications which apply over the
full operating temperature range, otherwise specications are at TA = 25°C. (Note 4)
The ● denotes the specications which apply over the full operating temperature
range, otherwise specications are at TA = 25°C. (Note 4)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VDD
Analog Supply Voltage
3.315
3.3
3.465
V
PSHDN
Shutdown Power
SHDN = VDD
0.2
mW
OVDD
Output Supply Voltage
l
0.5
3.3
3.6
V
IVDD
Analog Supply Current
l
181
212
mA
PDIS
Power Dissipation
l
597
700
mW
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
VCM Output Voltage
IOUT = 0
1.15
1.25
1.35
V
VCM Output Tempco
IOUT = 0
±40
ppm/°C
VCM Line Regulation
3.135V ≤ VDD ≤ 3.465V
1
mV/V
VCM Output Resistance
1mA ≤ | IOUT | ≤ 1mA
1
Ω
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
ENCODE INPUTS (ENC+, ENC–)
VID
Differential Input Voltage (Note 7)
l
0.2
V
VICM
Common Mode Input Voltage
Internally Set
Externally Set (Note 7)
1.2
1.6
3.0
V
RIN
Input Resistance
(See Figure 2)
6
kΩ
CIN
Input Capacitance
(Note 7)
3
pF
LOGIC INPUTS (DITH, PGA, SHDN, RAND)
VIH
High Level Input Voltage
VDD = 3.3V
l
2V
VIL
Low Level Input Voltage
VDD = 3.3V
l
0.8
V
IIN
Digital Input Current
VIN = 0V to VDD
l
±10
μA
CIN
Digital Input Capacitance
(Note 7)
1.5
pF
LOGIC OUTPUTS
OVDD = 3.3V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –10μA
IO = –200μA
l
3.1
3.299
3.29
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = –160μA
IO = –1.6μA
l
0.01
0.10
0.4
V
ISOURCE
Output Source Current
VOUT = 0V
–50
mA
ISINK
Output Sink Current
VOUT = 3.3V
50
mA
OVDD = 2.5V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –200μA
2.49
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 1.60mA
0.1
V
OVDD = 1.8V
VOH
High Level Output Voltage
VDD = 3.3V
IO = –200μA
1.79
V
VOL
Low Level Output Voltage
VDD = 3.3V
IO = 1.60mA
0.1
V