ltc2182 Linear Technology Corporation, ltc2182 Datasheet - Page 6

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ltc2182

Manufacturer Part Number
ltc2182
Description
16-bit, 65msps/ 40msps/25msps Low Power Dual Adcs
Manufacturer
Linear Technology Corporation
Datasheet

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DIGITAL INPUTS AND OUTPUTS
SYMBOL PARAMETER
ENCODE INPUTS (ENC
Differential Encode Mode (ENC
V
V
V
R
C
Single-Ended Encode Mode (ENC
V
V
V
R
C
DIGITAL INPUTS (CS, SDI, SCK in Serial or Parallel Programming Mode. SDO in Parallel Programming Mode)
V
V
I
C
SDO OUTPUT (Serial Programming Mode. Open-Drain Output. Requires 2kΩ Pull-Up Resistor if SDO is Used)
R
I
C
DIGITAL DATA OUTPUTS (CMOS MODES: FULL DATA RATE AND DOUBLE DATA RATE)
OV
V
V
OV
V
V
OV
V
V
DIGITAL DATA OUTPUTS (LVDS MODE)
V
V
R
LTC2182/LTC2181/LTC2180
temperature range, otherwise specifications are at T
6
IN
OH
ID
ICM
IN
IN
IH
IL
IN
IN
IH
IL
IN
OUT
OH
OL
OH
OL
OH
OL
OD
OS
IN
IN
OL
TERM
DD
DD
DD
= 1.8V
= 1.5V
= 1.2V
Differential Input Voltage
Common Mode Input Voltage
Input Voltage Range
Input Resistance
Input Capacitance
High Level Input Voltage
Low Level Input Voltage
Input Voltage Range
Input Resistance
Input Capacitance
High Level Input Voltage
Low Level Input Voltage
Input Current
Input Capacitance
Logic Low Output Resistance to GND
Logic High Output Leakage Current
Output Capacitance
High Level Output Voltage
Low Level Output Voltage
High Level Output Voltage
Low Level Output Voltage
High Level Output Voltage
Low Level Output Voltage
Differential Output Voltage
Common Mode Output Voltage
On-Chip Termination Resistance
+
, ENC
)
Not Tied to GND)
Tied to GND)
CONDITIONS
(Note 8)
Internally Set
Externally Set (Note 8)
ENC
(See Figure 10)
(Note 8)
V
V
ENC
(See Figure 11)
(Note 8)
V
V
V
(Note 8)
V
SDO = 0V to 3.6V
(Note 8)
I
I
I
I
I
I
100Ω Differential Load, 3.5mA Mode
100Ω Differential Load, 1.75mA Mode
100Ω Differential Load, 3.5mA Mode
100Ω Differential Load, 1.75mA Mode
Termination Enabled, OV
O
O
O
O
O
O
DD
DD
DD
DD
IN
DD
= –500µA
= 500µA
= –500µA
= 500µA
= –500µA
= 500µA
= 0V to 3.6V
+
+
A
= 1.8V
= 1.8V
= 1.8V
= 1.8V
= 1.8V, SDO = 0V
, ENC
to GND
= 25°C. (Note 5)
to GND
The
l
denotes the specifications which apply over the full operating
DD
= 1.8V
l
l
l
l
l
l
l
l
l
l
l
l
l
l
1.750
1.125
MIN
–10
–10
247
0.2
1.1
0.2
1.2
1.3
0
1.790
0.010
1.488
0.010
1.185
0.010
1.250
1.250
TYP
200
350
175
100
1.2
3.5
3.5
10
30
3
3
0.050
1.375
MAX
454
1.6
3.6
0.6
3.6
0.6
10
10
UNITS
218210f
mV
mV
µA
µA
pF
pF
pF
pF
Ω
Ω
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V
V

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