LTC6915IDE 查看數據表（PDF） - Linear Technology
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LTC6915IDE
Linear Technology
LTC6915IDE Datasheet PDF : 18 Pages
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Typical Performance Characteristics
LTC6915
Input Offset Voltage vs Input
Common Mode
0
VS = 3V
–2
VREF = 0.2V
TA = 25°C
–4
–6
AV = 4096
–8
AV = 256
–10
AV = 16
–12
AV = 1
–14
–16
0
0.5 1.0 1.5 2.0 2.5 3.0
INPUT COMMON MODE VOLTAGE (V)
6915 G01
Input Offset Voltage vs Input
Common Mode
20
VS = 3V
15 VREF = 0.2V
AV = 16
10
5
0
TA = 125°C
–5
TA = 85°C
–10 TA = 25°C
TA = 70°C
–15
TA = –50°C
–20
0
0.5 1.0 1.5 2.0 2.5 3.0
INPUT COMMON MODE VOLTAGE (V)
6915 G04
Error Due to Input RS vs Input
Common Mode
10
0
RS = 5k
–10
RS = 10k
–20
RS = 15k
RS = 20k
–30 VS = 3V
VRR+E=F
= 0.2V
R– = RS
–40 CIN < 100pF
RS
CIN
AV = 16
–50 TA = 25°C
RS
+
–
0 0.5 1.0 1.5 2.0
2.5 3.0
INPUT COMMON MODE VOLTAGE (V)
6915 G07
Input Offset Voltage vs Input
Common Mode
2
VS = 5V
0
VREF = 0.2V
–2
TA = 25°C
–4
–6
AV = 4096
–8
AV = 256
–10
–12
–14
AV = 16
–16
–18
0
AV = 1
0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0
INPUT COMMON MODE VOLTAGE (V)
6915 G02
Input Offset Voltage vs Input
Common Mode
20
VS = 5V
15 VREF = 0.2V
AV = 16
10
5
TA = 125°C
0
–5
–10
–15
–20
0
TA = 25°C
TA = 85°C
TA = 70°C
TA = –50°C
1
2
3
4
5
INPUT COMMON MODE VOLTAGE (V)
6915 G05
Error Due to Input RS vs Input
Common Mode
20
VS = 5V
VRR+E=F
= 0.2V
R– = RS
10 CIN < 100pF
AV = 16
TA = 25°C
RS = 20k
RS = 10k
RS = 15k
0
RS = 5k
–10
–20
0
RS
+
CIN
–
RS
1
2
3
4
5
INPUT COMMON MODE VOLTAGE (V)
6915 G08
Input Offset Voltage vs Input
Common Mode
8
6
VS = ±5V
VREF = 0V
4
TA = 25°C
2
0
–2
–4
AV = 4096
–6
–8
AV = 256
–10
AV = 16
–12
–14
–5
AV = 1
–4 –3 –2 –1 0 1 2 3 4 5
INPUT COMMON MODE VOLTAGE (V)
6915 G03
Input Offset Voltage vs Input
Common Mode
20
VS = ±5V
15 VREF = 0V
AV = 16 TA = –50°C
10
TA = 25°C
5
0
TA = 125°C
–5
TA = 85°C
–10
TA = 70°C
–15
–20
–25
–5
–3
–1
1
3
5
INPUT COMMON MODE VOLTAGE (V)
6915 G06
Error Due to Input RS vs Input
Common Mode
20
VS = ±5V
VRR+E=F
= 0V
R– =
RS
10 CIN < 100pF
AV = 16
TA = 25°C
RS = 20k
RS = 10k
RS = 15k
0
RS = 5k
–10
–20
–5
RS
+
CIN
–
RS
–3
–1
1
3
5
INPUT COMMON MODE VOLTAGE (V)
6915 G09
6915fb
7
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