LTC6240/LTC6241/LTC6242
16
624012fe
Input Capacitance vs Frequency
Minimum Supply Voltage
Output Short-Circuit Current
vs Power Supply Voltage Open Loop Gain
Open Loop Gain
Open Loop Gain
Channel Separation vs Frequency
Power Supply Rejection Ratio
vs Frequency
Offset Voltage vs Output Current
TYPICAL PERFORMANCE CHARACTERISTICS
POWER SUPPLY REJECTION RATIO (dB)
90
80
70
60
50
40
30
20
10
0
1k 100k 1M 100M10k
10M
FREQUENCY (Hz)
6241 G20
T
A
= 25°C
V
S
= ±2.5V
POSITIVE SUPPLY
NEGATIVE SUPPLY
FREQUENCY (Hz)
10k 100k 10M1M 100M
VOLTAGE GAIN (dB)
–120
0
–10
–20
–30
–40
–50
–60
–70
–110
–100
–90
–80
6241 G19
T
A
= 25°C
V
S
= ±2.5V
A
V
= 1
INPUT CAPACITANCE (pF)
16
14
12
10
8
6
4
2
0
1k 100k 1M 100M10k
10M
FREQUENCY (Hz)
6241 G21
V
S
= ±1.5V
C
CM
TOTAL SUPPLY VOLTAGE (V)
02 614 8375910
CHANGE IN OFFSET VOLTAGE (µV)
100
20
40
60
80
–100
–80
–40
–60
–20
0
6241 G22
V
CM
= V
S
/2
T
A
= 125°C
T
A
= –55°C
T
A
= 25°C
POWER SUPPLY VOLTAGE (±V)
1.5 2.5 4.52.0 3.53.0 4.0 5.0
OUTPUT SHORT-CIRCUIT CURRENT (mA)
50
10
20
30
40
–50
–40
–20
–30
–10
0
6241 G23
SOURCING
SINKING
T
A
= 125°C
T
A
= 125°C
T
A
= –55°C
T
A
= –55°C
T
A
= 25°C
OUTPUT VOLTAGE (V)
0 0.5 2.51.51.0 2.0 3.0
INPUT VOLTAGE (µV)
120
100
20
40
60
80
0
6241 G24
T
A
= 25°C
V
S
= 3V, 0V
R
L
= 100k
R
L
= 10k
OUTPUT VOLTAGE (V)
012 534
INPUT VOLTAGE (µV)
120
100
20
40
60
80
–20
0
6241 G25
T
A
= 25°C
V
S
= 5V, 0V
R
L
= 1k
R
L
= 10k
OUTPUT VOLTAGE (V)
–5 –4 0–2–3 –1 51234
INPUT VOLTAGE (µV)
100
20
40
60
80
–60
–40
–20
0
6241 G26
T
A
= 25°C
V
S
= ±5V
R
L
= 1k
R
L
= 10k
OUTPUT CURRENT (mA)
–50 –40 –30 –20 –10 10 302004050
OFFSET VOLTAGE (µV)
500
400
100
200
300
–500
–400
–300
–100
–200
0
6241 G27
T
A
= 125°C
T
A
= –55°C
T
A
= 25°C
V
S
= ±5V
LTC6240/LTC6241/LTC6242
17
624012fe
Warm-Up Drift vs Time
Noise Voltage vs Frequency
Series Output Resistance and
Overshoot vs Capacitive Load
Series Output Resistance and
Overshoot vs Capacitive Load
0.1Hz to 10Hz Voltage Noise
Noise Current vs Frequency
Minimum Output Series
Resistance vs Capacitive Load
Settling Time vs Output Step
(Inverting)
Settling Time vs Output Step
(Non-Inverting)
TYPICAL PERFORMANCE CHARACTERISTICS
TIME AFTER POWER UP (s)
010 3020540605015 3525 45 55
CHANGE IN OFFSET VOLTAGE (µV)
25
15
20
–5
0
10
5
6241 G28
T
A
= 25°C
V
S
= ±1.5V
V
S
= ±2.5V
V
S
= ±5V
FREQUENCY (Hz)
20
10
NOISE VOLTAGE (nV/√Hz)
30
40
50
60
1 100 1k 100k
6241 G29
0
10
10k
T
A
= 25°C
V
S
= ±2.5V
V
CM
= 0V
TIME (1s/DIV)
VOLTAGE NOISE (200nV/DIV)
6241 G30
V
S
= 5V, 0V
FREQUENCY (Hz)
1
NOISE CURRENT (fA/√Hz)
10
100 10k 100k
6241 G31
0.1
1k
1000
100
T
A
= 25°C
V
S
= ±2.5V
V
CM
= 0V
CAPACITIVE LOAD (pF)
10
OVERSHOOT (%)
60
50
40
30
20
10
0
100 1000
6241 G32
R
S
= 50Ω
R
S
= 10Ω
V
S
= ±2.5V
A
V
= –1
R
S
1k
1k
C
L
75pF
+
0.01µF 1µF0.1µF1000pF100pF
CAPACITIVE LOAD
1
OUTPUT SERIES RESISTANCE (Ω)
10
10pF
10µF
6241 G33
0.1
1000
100
V
S
= ±2.5V
<30% OVERSHOOT
CAPACITIVE LOAD (pF)
10
OVERSHOOT (%)
60
50
40
30
20
10
0
100 1000
6241 G34
R
S
= 50Ω
R
S
= 10Ω
V
S
= ±2.5V
A
V
= –2
R
S
500Ω
1k
C
L
75pF
+
OUTPUT STEP (V)
–4 –2 3–3 10–1 2 4
SETTLING TIME (µs)
3.5
1.5
2.0
2.5
3.0
0
0.5
1.0
6241 G35
10mV
1mV
10mV
1mV
T
A
= 25°C
V
S
= ±5V
A
V
= 1
V
OUT
V
IN
1k
+
3.0
1.5
2.0
2.5
0
0.5
1.0
OUTPUT STEP (V)
–4 –2 3–3 10–1 2 4
SETTLING TIME (µs)
6241 G36
10mV
1mV
10mV
1mV
T
A
= 25°C
V
S
= ±5V
A
V
= –1
V
OUT
V
IN
1k
+
1k
1k
LTC6240/LTC6241/LTC6242
18
624012fe
Distortion vs Frequency Distortion vs Frequency
Maximum Undistorted Output
Signal vs Frequency
Distortion vs Frequency
Large Signal Response
Large Signal Response Output Overdrive Recovery
Small Signal ResponseDistortion vs Frequency
TYPICAL PERFORMANCE CHARACTERISTICS
FREQUENCY (Hz)
10k 100k 1M 10M
OUTPUT VOLTAGE SWINGING (V
P-P
)
10
7
4
1
8
5
2
9
6
3
6241 G37
T
A
= 25°C
V
S
= ±5V
HD
2
, HD
3
< –40dBc
A
V
= +2
A
V
= –1
FREQUENCY (Hz)
10k 100k 1M 10M
DISTORTION (dBc)
–30
–60
–90
–100
–50
–80
–40
–70
6241 G38
V
S
= ±2.5V
A
V
= 1
V
OUT
= 2V
P-P
R
L
= 1k, 2ND
R
L
= 1k, 3RD
FREQUENCY (Hz)
10k 100k 1M 10M
DISTORTION (dBc)
–30
–60
–90
–100
–50
–80
–40
–70
6241 G39
V
S
= ±5V
A
V
= 1
V
OUT
= 2V
P-P
R
L
= 1k, 2ND
R
L
= 1k, 3RD
FREQUENCY (Hz)
10k 100k 1M 10M
DISTORTION (dBc)
–30
–60
–90
–100
–50
–80
–40
–70
6241 G40
V
S
= ±2.5V
A
V
= 2
V
OUT
= 2V
P-P
R
L
= 1k, 2ND
R
L
= 1k, 3RD
FREQUENCY (Hz)
10k 100k 1M 10M
DISTORTION (dBc)
–30
–60
–90
–100
–50
–80
–40
–70
6241 G41
V
S
= ±5V
A
V
= 2
V
OUT
= 2V
P-P
R
L
= 1k, 2ND
R
L
= 1k, 3RD
V
S
= ±2.5V
A
V
= 1
R
L
= ∞
6241 G42
0V
V
S
= ±5V
A
V
= 1
R
L
= ∞
6241 G43
0V
V
S
= ±2.5V
A
V
= –1
R
L
= 1k
6241 G44
0V
V
S
= ±2.5V
A
V
= 3
R
L
= ∞
500ns/DIV
6241 G45
0V
0V
V
IN
(1V/DIV)
V
OUT
(2V/DIV)

LTC6240CS5#TRMPBF

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Precision Amplifiers 1x 18MHz, L N, R2R Out, CMOS Op Amp
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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