LTC2190 Ver la hoja de datos (PDF) - Linear Technology
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LTC2190 Datasheet PDF : 28 Pages
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LTC2192
LTC2191/LTC2190
DIGITAL INPUTS AND OUTPUTS The l denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. (Note 5)
SYMBOL PARAMETER
CONDITIONS
MIN
TYP
VIN
Input Voltage Range
ENC+ to GND
l
0
RIN
Input Resistance
See Figure 11
30
CIN
Input Capacitance
(Note 8)
3.5
DIGITAL INPUTS (CS, SDI, SCK in Serial or Parallel Programming Mode. SDO in Parallel Programming Mode)
MAX
UNITS
3.6
V
kΩ
pF
VIH
High Level Input Voltage
VDD =1.8V
l
1.3
V
VIL
Low Level Input Voltage
VDD =1.8V
l
0.6
V
IIN
Input Current
VIN = 0V to 3.6V
l
–10
10
µA
CIN
Input Capacitance
(Note 8)
3
pF
SDO OUTPUT (Serial Programming Mode. Open-Drain Output. Requires 2k Pull-Up Resistor if SDO is Used)
ROL
Logic Low Output Resistance to GND
IOH
Logic High Output Leakage Current
COUT
Output Capacitance
DIGITAL DATA OUTPUTS
VDD =1.8V, SDO = 0V
SDO = 0V to 3.6V
(Note 8)
200
Ω
l
–10
10
µA
3
pF
VOD
Differential Output Voltage
100Ω Differential Load, 3.5mA Mode l 247
350
454
mV
100Ω Differential Load, 1.75mA Mode l 125
175
250
mV
VOS
Common Mode Output Voltage
100Ω Differential Load, 3.5mA Mode l 1.125
1.250
1.375
V
100Ω Differential Load, 1.75mA Mode l 1.125
1.250
1.375
V
RTERM
On-Chip Termination Resistance
Termination Enabled, OVDD = 1.8V
100
Ω
POWER REQUIREMENTS The l denotes the specifications which apply over the full operating temperature
range, otherwise specifications are at TA = 25°C. (Note 9)
SYMBOL PARAMETER
CONDITIONS
LTC2192
MIN TYP MAX
VDD
OVDD
IVDD
IOVDD
Analog Supply Voltage (Note 10)
l 1.7 1.8 1.9
Output Supply Voltage (Note 10)
l 1.7 1.8 1.9
Analog Supply Current Sine Wave Input
l
99 tbd
Digital Supply Current
1-Lane Mode, 1.75mA Mode
1-Lane Mode, 3.5mA Mode
2-Lane Mode, 1.75mA Mode l
2-Lane Mode, 3.5mA Mode l
4-Lane Mode, 1.75mA Mode l
4-Lane Mode, 3.5mA Mode l
10.2 tbd
17.6 tbd
13.6 tbd
24.7 tbd
21.1 tbd
39.6 tbd
PDISS
Power Dissipation
1-Lane Mode, 1.75mA Mode
1-Lane Mode, 3.5mA Mode
2-Lane Mode, 1.75mA Mode l
2-Lane Mode, 3.5mA Mode l
4-Lane Mode, 1.75mA Mode l
4-Lane Mode, 3.5mA Mode l
198 tbd
211 tbd
203 tbd
223 tbd
217 tbd
250 tbd
PSLEEP Sleep Mode Power
1
PNAP
Nap Mode Power
50
PDIFFCLK Power Increase with Diffential Encode Mode Enabled
20
(No Increase for Sleep Mode)
LTC2191
MIN TYP MAX
1.7 1.8 1.9
1.7 1.8 1.9
72 tbd
9.2 tbd
16.6 tbd
12.8 tbd
23.9 tbd
20.3 tbd
38.8 tbd
146 tbd
159 tbd
152 tbd
172 tbd
166 tbd
199 tbd
1
50
20
LTC2190
MIN TYP MAX
1.7 1.8 1.9
1.7 1.8 1.9
49 tbd
8.7 tbd
16.1 tbd
12.3 tbd
23.4 tbd
19.9 tbd
38.4 tbd
104 tbd
118 tbd
111 tbd
131 tbd
124 tbd
158 tbd
1
50
20
UNITS
V
V
mA
mA
mA
mA
mA
mA
mA
mW
mW
mW
mW
mW
mW
mW
mW
mW
219210p
5
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