Datasheet

LTC6910-1
LTC6910-2/LTC6910-3
4
6910123fa
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 SUFFIXES H SUFFIX
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNIT
Specifications for the LTC6910-1, LTC6910-2 and LTC6910-3
Total Supply Voltage ● 2.7 10.5 2.7 10.5 V
Supply Current V
S
= 2.7V, V
IN
= 1.35V ● 23 23 mA
V
S
= 5V, V
IN
= 2.5V ● 2.4 3.5 2.4 3.5 mA
V
S
= ±5V, V
IN
= 0V, Pins 5, 6, 7 = –5V or 5V ● 3 4.5 3 4.5 mA
V
S
= ±5V, V
IN
= 0V, Pin 5 = 4.5V, ● 3.5 4.9 3.5 4.9 mA
Pins 6, 7 = 0.5V (Note 4)
Output Voltage Swing LOW (Note 5) V
S
= 2.7V, R
L
= 10k to Midsupply Point ● 12 30 12 30 mV
V
S
= 2.7V, R
L
= 500Ω to Midsupply Point ● 50 100 50 100 mV
V
S
= 5V, R
L
= 10k to Midsupply Point ● 20 40 20 40 mV
V
S
= 5V, R
L
= 500Ω to Midsupply Point ● 90 160 90 160 mV
V
S
= ±5V, R
L
= 10k to 0V ● 30 50 30 50 mV
V
S
= ±5V, R
L
= 500Ω to 0V ● 180 250 180 270 mV
Output Voltage Swing HIGH (Note 5) V
S
= 2.7V, R
L
= 10k to Midsupply Point ● 10 20 10 20 mV
V
S
= 2.7V, R
L
= 500Ω to Midsupply Point ● 50 80 50 85 mV
V
S
= 5V, R
L
= 10k to Midsupply Point ● 10 30 10 30 mV
V
S
= 5V, R
L
= 500Ω to Midsupply Point ● 80 150 80 150 mV
V
S
= ±5V, R
L
= 10k to 0V ● 20 40 20 40 mV
V
S
= ±5V, R
L
= 500Ω to 0V ● 180 250 180 250 mV
Output Short-Circuit Current (Note 6) 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 Rejection (i.e., Common Mode V
S
= 2.7V, V
AGND
= 1.1V to Upper AGND Limit ● 55 80 50 80 dB
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 60 80 dB
Signal Attenuation at Gain = 0 Setting Gain = 0 (Digital Inputs 000), f = 20kHz ● –122 –122 dB
Slew Rate V
S
= 5V, V
OUT
= 2.8V
P-P
12 12 V/µs
V
S
= ±5V, V
OUT
= 2.8V
P-P
16 16 V/µs
Digital Input “High” Voltage V
S
= 2.7V ● 2.43 2.43 V
V
S
= 5V ● 4.5 4.5 V
V
S
= ±5V ● 4.5 4.5 V
Digital Input “Low” Voltage V
S
= 2.7V ● 0.27 0.27 V
V
S
= 5V ● 0.5 0.5 V
V
S
= ±5V ● 0.5 0.5 V
Digital Input Leakage Current Magnitude V
–
≤ (Digital Input) ≤ V
+
22µA