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LTC6912CDE-1#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24
LTC6912
7
6912fa
ELECTRICAL CHARACTERISTICS
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.
C, I SUFFIXES H SUFFIX
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Specifications for the LTC6912-1 ONLY
Offset Voltage Magnitude Gain = 1 ● 0.125 2 0.125 3.5 mV
(Internal Op-Amp, Note 8)
Offset Voltage Magnitude Gain = 1 ● 0.25 3.5 0.25 6.5 mV
Referred to INA or INB Pins Gain = 10
● 0.14 2 0.14 4 mV
(Note 8)
Input Offset Voltage Drift, 6 10 µV/°C
Internal Op Amp
DC Input Resistance at DC V
INA
or V
INB
= 0V
INA or INB Pins (Note 9) Gain = 0
● >10 >10 MΩ
State = 8, Software Shutdown
● >10 >10 MΩ
Gain = 1
● 10 10 kΩ
Gain = 2
● 55kΩ
Gain = 5
● 22kΩ
Gain > 5
● 11kΩ
DC Input Resistance Drift at Gain = 1 85 95 ppm/°C
INA or INB Pins (Note 9) Gain = 2 90 100 ppm/°C
Gain = 5 100 110 ppm/°C
Gain = 10 120 130 ppm/°C
Gain = 20 130 140 ppm/°C
Gain = 50 150 160 ppm/°C
Gain = 100 190 200 ppm/°C
DC Input Resistance Match Gain = 1 ● 10 10 Ω
R
INA
-R
INB
Gain = 2 ● 55Ω
Gain = 5
● 55Ω
Gain > 5
● 55Ω
DC Small Signal Output Resistance DC V
INA
or V
INB
= 0V
at OUT A or OUT B Pins Gain = 0 0.4 0.4 Ω
Gain = 1 0.7 0.7 Ω
Gain = 2 1.0 1.0 Ω
Gain = 5 1.9 1.9 Ω
Gain = 10 3.4 3.4 Ω
Gain = 20 6.4 6.4 Ω
Gain = 50 15 15 Ω
Gain = 100 30 30 Ω
State = 8, Software Shutdown
● >1 >1 MΩ
Gain Bandwidth Product Gain = 100 ● 18 33 50 16 33 50 MHz
Wideband Noise f = 1kHz to 200kHz
(Referred to Input) Gain = 0 (Output Noise only) 8.9 8.9 µV
RMS
Gain = 1 15.6 15.6 µV
RMS
Gain = 2 11.1 11.1 µV
RMS
Gain = 5 8.3 8.3 µV
RMS
Gain = 10 7.4 7.4 µV
RMS
Gain = 20 7.0 7.0 µV
RMS
Gain = 50 6.7 6.7 µV
RMS
Gain = 100 6.3 6.3 µV
RMS
LTC6912
8
6912fa
ELECTRICAL CHARACTERISTICS
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.
C, I GRADES H GRADE
PARAMETER CONDITIONS MIN TYP MAX MIN TYP MAX UNITS
Specifications for the LTC6912-1 ONLY
Voltage Noise Density f = 50kHz
(Referred to Input) Gain = 1 35.6 35.6 nV/√Hz
Gain = 2 24.8 24.8 nV/√Hz
Gain = 5 19.1 19.1 nV/√Hz
Gain = 10 16.7 16.7 nV/√Hz
Gain = 20 16 16 nV/√Hz
Gain = 50 15.4 15.4 nV/√Hz
Gain = 100 15.1 15.1 nV/√Hz
Total Harmonic Distortion Gain = 10, f
IN
= 10kHz, V
OUT
= 1V
RMS
–90 –90 dB
0.003 0.003 %
Gain = 10, f
IN
= 100kHz, –82 –82 dB
V
OUT
= 1V
RMS
0.008 0.008 %
Specifications for the LTC6912-2 ONLY
Voltage Gain (Note 6) V
S
= 2.7V, Gain = 1, R
L
= 10k ● –0.07 0 0.07 –0.08 0 0.07 dB
V
S
= 2.7V, Gain = 1, R
L
= 500Ω ● –0.11 –0.02 0.07 –0.13 –0.02 0.07 dB
V
S
= 2.7V, Gain = 2, R
L
= 10k ● 5.94 6.01 6.08 5.93 6.01 6.08 dB
V
S
= 2.7V, Gain = 4, R
L
= 10k ● 11.9 12.02 12.12 11.88 12.02 12.12 dB
V
S
= 2.7V, Gain = 8, R
L
= 10k ● 17.8 18.0 18.15 17.75 18.0 18.15 dB
V
S
= 2.7V, Gain = 8, R
L
= 500Ω ● 17.65 17.94 18.15 17.50 17.94 18.15 dB
V
S
= 2.7V, Gain = 16, R
L
=10k ● 23.8 24.01 24.25 23.75 24.01 24.25 dB
V
S
= 2.7V, Gain = 32, R
L
= 10k ● 29.7 30.0 30.2 29.65 30.0 30.2 dB
V
S
= 2.7V, Gain = 64, R
L
= 10k ● 35.4 35.8 36.2 35.15 35.8 36.2 dB
V
S
= 2.7V, Gain = 64, R
L
= 500Ω ● 34.15 35.3 36.0 33.40 35.3 36.0 dB
V
S
= 5V, Gain = 1, R
L
= 10k ● –0.08 0 0.08 –0.09 0 0.08 dB
V
S
= 5V, Gain = 1, R
L
= 500Ω ● –0.1 –0.01 0.08 –0.12 –0.01 0.08 dB
V
S
= 5V, Gain = 2, R
L
= 10k ● 5.95 6.02 6.09 5.94 6.02 6.09 dB
V
S
= 5V, Gain = 4, R
L
= 10k ● 11.85 12.02 12.15 11.83 12.02 12.15 dB
V
S
= 5V, Gain = 8, R
L
= 10k ● 17.85 18.01 18.15 17.83 18.01 18.15 dB
V
S
= 5V, Gain = 8, R
L
= 500Ω ● 17.65 17.96 18.15 17.50 17.96 18.15 dB
V
S
= 5V, Gain = 16, R
L
= 10k ● 23.85 24.02 24.15 23.80 24.02 24.15 dB
V
S
= 5V, Gain = 32, R
L
= 10k ● 29.70 30.02 30.2 29.65 30.02 30.2 dB
V
S
= 5V, Gain = 64, R
L
= 10k ● 35.5 35.9 36.25 35.40 35.9 36.25 dB
V
S
= 5V, Gain = 64, R
L
= 500Ω ● 34.6 35.6 36.0 33.8 35.6 36.0 dB
V
S
= ±5V, Gain = 1, R
L
= 10k ● –0.06 0.01 0.08 –0.07 0.01 0.08 dB
V
S
= ±5V, Gain = 1, R
L
= 500Ω ● –0.1 0 0.08 –0.11 0 0.08 dB
V
S
= ±5V, Gain = 2, R
L
= 10k ● 5.95 6.02 6.09 5.94 6.02 6.09 dB
V
S
= ±5V, Gain = 4, R
L
= 10k ● 11.9 12.03 12.15 11.88 12.03 12.15 dB
V
S
= ±5V, Gain = 8, R
L
= 10k ● 17.85 18.02 18.15 17.83 18.02 18.15 dB
V
S
= ±5V, Gain = 8, R
L
= 500Ω ● 17.80 17.99 18.15 17.73 17.99 18.15 dB
V
S
= ±5V, Gain = 16, R
L
= 10k ● 23.85 24.03 24.15 23.82 24.03 24.15 dB
V
S
= ±5V, Gain = 32, R
L
= 10k ● 29.85 30.0 30.2 29.8 30.0 30.20 dB
V
S
= ±5V, Gain = 64, R
L
= 10k ● 35.65 36.0 36.20 35.55 36.0 36.20 dB
V
S
= ±5V, Gain = 64, R
L
= 500Ω ● 35.15 35.8 36.10 34.45 35.8 36.10 dB
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)
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24

LTC6912CDE-1#TRPBF

Mfr. #:
Buy LTC6912CDE-1#TRPBF
Manufacturer:
Analog Devices Inc.
Description:
Special Purpose Amplifiers 2x Progmable Gain Amps w/ Serial Dig Int
Lifecycle:
New from this manufacturer.
Delivery:
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