LTC6911-1/LTC6911-2
3
sn691112 691112fs
The ● denotes the specifications that apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
S
= 5V, AGND = 2.5V, Gain = 1 (Digital Inputs 001), R
L
= 10k
to midsupply point, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
C/I GRADES H GRADE
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
LTC6911-1/LTC6911-2
Total Supply Voltage (V
S
) ● 2.7 10.5 2.7 10.5 V
Supply Current per Channel V
S
= 2.7V, V
INA
= V
INB
= V
AGND
● 2.1 3.15 2.1 3.25 mA
V
S
= 5V, V
INA
= V
INB
= V
AGND
● 2.5 3.75 2.5 4.00 mA
V
S
= ±5V, V
INA
= V
INB
= 0V, Pins 4, 5, 6 = –4.5V or 5V ● 3.1 4.65 3.1 5.00 mA
V
S
= ±5V, V
INA
= V
INB
= 0V, Pin 4 = 4.5V, ● 3.1 4.65 3.1 5.00 mA
Pins 5, 6 = 0.5V
Output Voltage Swing LOW (Note 4) V
S
= 2.7V, R
L
= 10k Tied to Mid Supply ● 12 30 12 35 mV
V
S
= 2.7V, R
L
= 500Ω Tied to Mid Supply ● 60 110 60 125 mV
V
S
= 5V, R
L
= 10k Tied to Mid Supply ● 20 40 20 45 mV
V
S
= 5V, R
L
= 500Ω Tied to Mid Supply ● 100 170 100 190 mV
V
S
= ±5V, R
L
= 10k Tied to 0V ● 30 50 30 60 mV
V
S
= ±5V, R
L
= 500Ω Tied to 0V ● 190 260 190 290 mV
Output Voltage Swing HIGH (Note 4) V
S
= 2.7V, R
L
= 10k Tied to Mid Supply ● 10 20 10 25 mV
V
S
= 2.7V, R
L
= 500Ω Tied to Mid Supply ● 50 80 50 90 mV
V
S
= 5V, R
L
= 10k Tied to Mid Supply ● 10 30 10 35 mV
V
S
= 5V, R
L
= 500Ω Tied to Mid Supply ● 90 160 90 175 mV
V
S
= ±5V, R
L
= 10k Tied to 0V ● 20 40 20 45 mV
V
S
= ±5V, R
L
= 500Ω Tied to 0V ● 180 250 180 270 mV
Output Short-Circuit Current (Note 5) V
S
= 2.7V ● ±27 ±27 mA
V
S
= ±5V ● ±35 ±35 mA
AGND Open-Circuit Voltage V
S
= 5V ● 2.45 2.5 2.55 2.45 2.5 2.55 V
AGND (Common Mode) V
S
= 2.7V ● 0.55 1.60 0.55 1.60 V
Input Voltage Range V
S
= 5V ● 0.75 3.65 0.75 3.65 V
V
S
= ±5V ● –4.30 3.20 –4.30 3.20 V
AGND Rejection (i.e., Common V
S
= 2.7V, V
AGND
= 1.1V to 1.6V ● 55 80 50 80 dB
Mode Rejection or CMRR) V
S
= ±5V, V
AGND
= –2.5V to 2.5V ● 55 75 50 75 dB
Power Supply Rejection Ratio (PSRR) V
S
= 2.7V to ±5V ● 60 80 57 80 dB
Slew Rate V
S
= 5V, V
OUTA
= V
OUTB
= 1.1V to 3.9V 12 12 V/µs
V
S
= ±5V, V
OUTA
= V
OUTB
= ±1.4V 16 16 V/µs
Signal Attenuation at Gain = 0 Setting Gain = 0 (Digital Inputs 000), f = 20kHz ● –120 –120 dB
Digital Input “High” Voltage V
S
= 2.7V ● 2.43 2.43 V
V
S
= 5V ● 4.50 4.50 V
V
S
= ±5V ● 4.50 4.50 V
Digital Input “Low” Voltage V
S
= 2.7V ● 0.27 0.27 V
V
S
= 5V ● 0.50 0.50 V
V
S
= ±5V ● 0.50 0.50 V
Digital Input “High” Current V
S
= 2.7V, Pins 4, 5, 6 = 2.43V ● 11µA
V
S
= 5V, Pins 4, 5, 6 = 4.5V ● 55µA
V
S
= ±5V, Pins 4, 5, 6 = 4.5V ● 10 10 µA
Digital Input “Low” Current V
S
= 2.7V, Pins 4, 5, 6 = 0.27V ● 11µA
V
S
= 5V, Pins 4, 5, 6 = 0.5V ● 55µA
V
S
= ±5V, Pins 4, 5, 6 = 0.5V ● 10 10 µA