LTC6910-1
LTC6910-2/LTC6910-3
7
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
LTC6910-2C/LTC6910-2I
LTC6910-2H
PARAMETER
CONDITIONS
MIN
TYP
MAX
MIN
TYP
MAX
UNIT
Specifications for LTC6910-2 Only
Voltage Gain (Note 7)
VS = 2.7V, Gain = 1, RL = 10k
q
– 0.06
0
0.08
– 0.07
0
0.08
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
5.96
6.02
6.1
5.95
6.02
6.1
dB
VS = 2.7V, Gain = 4, RL = 10k
q
11.9 12.02 12.12
dB
VS = 2.7V, Gain = 8, RL = 10k
q
17.8 17.98 18.15
dB
VS = 2.7V, Gain = 8, RL = 500
q
17.65 17.95 18.15
17.55 17.95 18.15
dB
VS = 2.7V, Gain = 16, RL = 10k
q
23.75
24
24.2
23.75
24
24.2
dB
VS = 2.7V, Gain = 32, RL = 10k
q
29.7
30
30.2
29.65
30
30.2
dB
VS = 2.7V, Gain = 64, RL = 10k
q
35.3 35.75 36.2
35.2 35.75 36.2
dB
VS = 2.7V, Gain = 64, RL = 500
q
34.2
35.3
36.2
33.7
35.3
36.2
dB
VS = 5V, Gain = 1, RL = 10k
q
– 0.06
0
0.08
– 0.06
0
0.08
dB
VS = 5V, Gain = 1, RL = 500
q
– 0.1 – 0.01 0.08
– 0.11 – 0.01 0.08
dB
VS = 5V, Gain = 2, RL = 10k
q
5.96
6.02
6.1
5.96
6.02
6.1
dB
VS = 5V, Gain = 4, RL = 10k
q
11.85 12.02 12.15
dB
VS = 5V, Gain = 8, RL = 10k
q
17.85
18
18.15
17.85
18
18.15
dB
VS = 5V, Gain = 8, RL = 500
q
17.65 17.9 18.15
17.6
17.9 18.15
dB
VS = 5V, Gain = 16, RL = 10k
q
23.85
24
24.15
23.78
24
24.15
dB
VS = 5V, Gain = 32, RL = 10k
q
29.7
30
30.2
29.7
30
30.2
dB
VS = 5V, Gain = 64, RL = 10k
q
35.6
35.9
36.2
35.5
35.9
36.2
dB
VS = 5V, Gain = 64, RL = 500
q
34.8
35.5
36
34.2
35.5
36
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
6.1
5.96
6.02
6.1
dB
VS = ±5V, Gain = 4, RL = 10k
q
11.9 12.02 12.15
dB
VS = ±5V, Gain = 8, RL = 10k
q
17.85
18
18.15
17.85
18
18.15
dB
VS = ±5V, Gain = 8, RL = 500
q
17.80 17.95 18.1
17.72 17.95 18.1
dB
VS = ±5V, Gain = 16, RL = 10k
q
23.85
24
24.15
23.8
24
24.15
dB
VS = ±5V, Gain = 32, RL = 10k
q
29.85
30
30.15
29.78
30
30.15
dB
VS = ±5V, Gain = 64, RL = 10k
q
35.7 35.95 36.2
dB
VS = ±5V, Gain = 64, RL = 500
q
35.2
35.8
36.2
34.8
35.8
36.2
dB
Offset Voltage Magnitude (Internal Op Amp)
q
1.5
9
1.5
11
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
17
mV
(Referred to “IN” Pin) (VOS(IN))
Gain = 8
q
2
10
2
12
mV
DC Input Resistance (Note 9)
DC VIN = 0V
Gain = 0
>100
M
Gain = 1
q
10
k
Gain = 2
q
55
k
Gain = 4
q
2.5
k
Gain = 8, 16, 32, 64
q
1.25
k