LTC6800HDD Просмотр технического описания (PDF) - Linear Technology
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LTC6800HDD Datasheet PDF : 14 Pages
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LTC6800
Typical Performance Characteristics
VOS vs VREF
30 VIN+ = VIN– = REF
G = 10
20 TA = 25°C
10
0
VS = 3V
–10
VS = 5V
–20
–30
0
1
2
3
4
VREF (V)
6800 G16
Gain Nonlinearity, G = 1
10
VS = ±2.5V
8 VREF = 0V
6
G=1
RL = 10k
4 TA = 25°C
2
0
–2
–4
–6
–8
–10
–2.4 –1.9 –1.4 –0.9 –0.4 0.1 0.6
OUTPUT VOLTAGE (V)
1.1 1.6
6800 G17
Gain Nonlinearity, G = 10
10
8
VS = ±2.5V
VREF = 0V
6
G = 10
RL = 10k
4 TA = 25°C
2
0
–2
–4
–6
–8
–10
–2.4
–1.4 –0.4 0.6
1.6
OUTPUT VOLTAGE (V)
2.6
6800 G18
CMRR vs Frequency
130 VS = 3V, 5V
VIN = 1VP-P
120 TA = 25°C
R+ = R– = 1k
110
100
R+ = 10k, R– = 0Ω
R+ = 0Ω, R– = 10k
90
R+
+
80 R–
–
R+ = R– = 10k
70
1
10
100
FREQUENCY (Hz)
1000
6800 G19
Input Voltage Noise Density
vs Frequency
300
G = 10
TA = 25°C
250
200
VS = 5V
150
VS = 3V
100
50
0
1
10
100
1000 10000
FREQUENCY (Hz)
6800 G20
Input Referred Noise
in 10Hz Bandwidth
3
VS = 3V
TA = 25°C
2
1
0
–1
–2
–3
–5 –3
–1
1
TIME (s)
3
5
6800 G21
Input Referred Noise
in 10Hz Bandwidth
3
VS = 5V
TA = 25°C
2
1
0
–1
–2
–3
–5 –3
–1
1
TIME (s)
3
5
6800 G22
Output Voltage Swing
vs Output Current
5.0
TA = 25°C
4.5
VS = 5V, SOURCING
4.0
3.5
3.0
VS = 3V, SOURCING
2.5
2.0
1.5
1.0
VS = 3V, SINKING
0.5
VS = 5V, SINKING
0
0.01
0.1
1
OUTPUT CURRENT (mA)
10
6800 G23
Supply Current vs Supply Voltage
1.00
0.95
0.90
0.85
TA = 85°C
TA = 125°C
0.80
0.75
0.70
TA = –55°C TA = 0°C
0.65
0.60
2.5
3.5
4.5
SUPPLY VOLTAGE (V)
5.5 6
6800 G24
6800fb
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