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ManualsBrandsLINEAR TECHNOLOGY ManualsLinear ICsLinear IC - Op-amp Programmable gain SSOP 16
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LTC6912
9
6912fa
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, 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
Specifications for the LTC6912-2 ONLY
Channel-to-Channel V
S
= 2.7V, Gain = 1, R
L
= 10k ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
Voltage Gain Match V
S
= 2.7V, Gain = 1, R
L
= 500Ω ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
(Note 6) V
S
= 2.7V, Gain = 2, R
L
= 10k ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= 2.7V, Gain = 4, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 2.7V, Gain = 8, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 2.7V, Gain = 8, R
L
= 500Ω ● –0.15 ±0.02 0.15 –0.2 ±0.02 0.2 dB
V
S
= 2.7V, Gain = 16, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 2.7V, Gain = 32, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 2.7V, Gain = 64, R
L
= 10k ● –0.2 ±0.02 0.2 –0.2 ±0.02 0.2 dB
V
S
= 2.7V, Gain = 64, R
L
= 500Ω ● –0.7 ±0.02 0.7 –1.0 ±0.02 1.0 dB
V
S
= 5V, Gain = 1, R
L
= 10k ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= 5V, Gain = 1, R
L
= 500Ω ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= 5V, Gain = 2, R
L
= 10k ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= 5V, Gain = 4, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 5V, Gain = 8, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 5V, Gain = 8, R
L
= 500Ω ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 5V, Gain = 16, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 5V, Gain = 32, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 5V, Gain = 64, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= 5V, Gain = 64, R
L
= 500Ω ● –0.6 ±0.02 0.6 –0.8 ±0.02 0.8 dB
V
S
= ±5V, Gain = 1, R
L
= 10k ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= ±5V, Gain = 1, R
L
= 500Ω ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= ±5V, Gain = 2, R
L
= 10k ● –0.1 ±0.02 0.1 –0.1 ±0.02 0.1 dB
V
S
= ±5V, Gain = 4, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= ±5V, Gain = 8, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= ±5V, Gain = 8, R
L
= 500Ω ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= ±5V, Gain = 16, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= ±5V, Gain = 32, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= ±5V, Gain = 64, R
L
= 10k ● –0.15 ±0.02 0.15 –0.15 ±0.02 0.15 dB
V
S
= ±5V, Gain = 64, R
L
= 500Ω ● –0.4 ±0.02 0.4 –0.6 ±0.02 0.6 dB
Gain Temperature Coefficient V
S
= 5V, Gain = 1, R
L
= OPEN 2 2 ppm/°C
(Note 6) V
S
= 5V, Gain = 2, R
L
= OPEN –4 –4 ppm/°C
V
S
= 5V, Gain = 4, R
L
= OPEN –10 –10 ppm/°C
V
S
= 5V, Gain = 8, R
L
= OPEN –24 –24 ppm/°C
V
S
= 5V, Gain = 16, R
L
= OPEN –30 –30 ppm/°C
V
S
= 5V, Gain = 32, R
L
= OPEN –40 –40 ppm/°C
V
S
= 5V, Gain = 64, R
L
= OPEN –120 –120 ppm/°C
Channel-to-Channel Gain V
S
= 5V, Gain = 1, R
L
= OPEN 0 0 ppm/°C
Temperature Coefficient Match V
S
= 5V, Gain = 2, R
L
= OPEN –0.5 –0.5 ppm/°C
(Note 6) V
S
= 5V, Gain = 4, R
L
= OPEN 0 0 ppm/°C
V
S
= 5V, Gain = 8, R
L
= OPEN 0 0 ppm/°C
V
S
= 5V, Gain = 16, R
L
= OPEN –1 –1 ppm/°C
V
S
= 5V, Gain = 32, R
L
= OPEN –4 –4 ppm/°C
V
S
= 5V, Gain = 64, R
L
= OPEN –4 –4 ppm/°C
Channel-to-Channel Isolation f = 200kHz,
(Note 7) V
S
= 5V, Gain = 1, R
L
= 10k 117 117 dB
V
S
= 5V, Gain = 8, R
L
= 10k 110 110 dB
V
S
= 5V, Gain = 64, R
L
= 10k 92 92 dB
Offset Voltage Magnitude Gain = 1 ● 0.125 2 0.125 3.5 mV
(Internal Op-Amp, Note 8)