LTC6910-1
LTC6910-2/LTC6910-3
9
6910123fa
The q denotes the specifications that apply over the full operating
temperature range, otherwise specifications are at TA = 25°C. VS = 5V, AGND = 2.5V, Gain = 1 (Digital Inputs 001), RL = 10k
to midsupply point, unless otherwise noted.
ELECTRICAL CHARACTERISTICS
LTC6910-3C/LTC6910-3I
LTC6910-3H
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
Specifications for LTC6910-3 Only
Voltage Gain (Note 7)
VS = 2.7V, Gain = 1, RL = 10k
q
– 0.05
0
0.07
– 0.05
0
0.09
dB
VS = 2.7V, Gain = 1, RL = 500
q
– 0.1 – 0.02 0.06
– 0.11 – 0.02 0.06
dB
VS = 2.7V, Gain = 2, RL = 10k
q
5.93
6.02
6.08
5.93
6.02
6.09
dB
VS = 2.7V, Gain = 3, RL = 10k
q
9.35
9.5
9.7
9.35
9.5
9.75
dB
VS = 2.7V, Gain = 4, RL = 10k
q
11.9 11.98 12.2
dB
VS = 2.7V, Gain = 4, RL = 500
q
11.8 11.98 12.2
11.75 11.98 12.2
dB
VS = 2.7V, Gain = 5, RL = 10k
q
13.85 13.92 14.05
13.8 13.92 14.05
dB
VS = 2.7V, Gain = 6, RL = 10k
q
15.4
15.5
15.6
15.4
15.5
15.6
dB
VS = 2.7V, Gain = 7, RL = 10k
q
16.7 16.85
17
16.7 16.85
17
dB
VS = 2.7V, Gain = 7, RL = 500
q
16.55 16.8
17
16.47 16.8
17
dB
VS = 5V, Gain = 1, RL = 10k
q
– 0.05
0
0.07
– 0.05
0
0.07
dB
VS = 5V, Gain = 1, RL = 500
q
– 0.1 – 0.01 0.08
dB
VS = 5V, Gain = 2, RL = 10k
q
5.96
6.02
6.08
5.96
6.02
6.08
dB
VS = 5V, Gain = 3, RL = 10k
q
9.45
9.54
9.65
9.45
9.54
9.65
dB
VS = 5V, Gain = 4, RL = 10k
q
11.85 12.02 12.15
dB
VS = 5V, Gain = 4, RL = 500
q
11.8 11.95 12.15
11.75 11.95 12.15
dB
VS = 5V, Gain = 5, RL = 10k
q
13.8 13.95 14.05
dB
VS = 5V, Gain = 6, RL = 10k
q
15.35 15.5 15.65
dB
VS = 5V, Gain = 7, RL = 10k
q
16.7 16.85
17
16.7 16.85
17
dB
VS = 5V, Gain = 7, RL = 500
q
16.6
16.8
17
16.5
16.8
17
dB
VS = ±5V, Gain = 1, RL = 10k
q
– 0.06
0
0.07
– 0.06
0
0.07
dB
VS = ±5V, Gain = 1, RL = 500
q
– 0.1 – 0.01 0.08
– 0.12 – 0.01 0.08
dB
VS = ±5V, Gain = 2, RL = 10k
q
5.96
6.02
6.08
5.96
6.02
6.08
dB
VS = ±5V, Gain = 3, RL = 10k
q
9.4
9.54
9.65
9.4
9.54
9.65
dB
VS = ±5V, Gain = 4, RL = 10k
q
11.85
12
12.2
11.85
12
12.2
dB
VS = ±5V, Gain = 4, RL = 500
q
11.8
12
12.2
11.8
12
12.2
dB
VS = ±5V, Gain = 5, RL = 10k
q
13.8 13.95 14.1
dB
VS = ±5V, Gain = 6, RL = 10k
q
15.35 15.5
15.7
15.35 15.5
15.7
dB
VS = ±5V, Gain = 7, RL = 10k
q
16.7 16.85 17.05
dB
VS = ±5V, Gain = 7, RL = 500
q
16.65 16.8
17
16.6
16.8
17
dB
Offset Voltage Magnitude (Internal Op Amp)
q
1.5
8
1.5
8
mV
(VOS(OA)) (Note 8)
Offset Voltage Drift (Internal Op Amp) (Note 8)
q
68
V/°C
Offset Voltage Magnitude
Gain = 1
q
3
15
3
15
mV
(Referred to “IN” Pin) (VOS(IN))
Gain = 4
q
1.9
10
1.9
10
mV
DC Input Resistance (Note 9)
DC VIN = 0V
Gain = 0
>100
M
Gain = 1
q
10
k
Gain = 2
q
55
k
Gain = 3
q
3.3
k
Gain = 4
q
2.5
k
Gain = 5
q
22
k
Gain = 6
q
1.7
k
Gain = 7
q
1.4
k