LTC1657 Просмотр технического описания (PDF) - Linear Technology
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LTC1657 Datasheet PDF : 16 Pages
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TYPICAL PERFOR A CE CHARACTERISTICS
LTC1657/LTC1657L
LTC1657 Differential Nonlinearity
2.0
1.6
1.2
0.8
0.4
0
–0.4
–0.8
–1.2
–1.6
–2.0
0
16384 32768 49152
DIGITAL INPUT CODE
65535
1657 G01
LTC1657L Integral Nonlinearity
5
4
3
2
1
0
–1
–2
–3
–4
–5
0
16384 32768 49152
DIGITAL INPUT CODE
65535
1657 G04
LTC1657 Minimum Output
Voltage vs Output Sink Current
1.2
CODE ALL 0s
∆VOUT ≤ 1LSB
1.0
125°C
0.8
0.6
25°C
0.4
–55°C
0.2
0
0
5
10
15
OUTPUT SINK CURRENT (mA)
1657 G07
LTC1657L Differential Nonlinearity
2.0
1.6
1.2
0.8
0.4
0
–0.4
–0.8
–1.2
–1.6
–2.0
0
16384 32768 49152
DIGITAL INPUT CODE
65535
1657 G02
LTC1657 Minimum Supply
Headroom for Full Output Swing
vs Load Current
2.0
CODE ALL 1s
1.8 ∆VOUT ≤ 1LSB
1.6 VOUT = 4.096V
1.4
125°C
1.2
1.0
0.8
25°C
0.6
0.4
0.2
–55°C
0
0
5
10
LOAD CURRENT (mA)
1657 G05
LTC1657L Minimum Output
Voltage vs Output Sink Current
0.6
125°C
25°C
–55°C
LTC1657 Integral Nonlinearity
5
4
3
2
1
0
–1
–2
–3
–4
–5
0
16384 32768 49152 65535
DIGITAL INPUT CODE
1657 G03
LTC1657L Minimum Supply
Headroom for Full Output Swing
vs Load Current
2.0
CODE ALL 1s
1.8 ∆VOUT ≤ 1LSB
1.6 VOUT = 2.5V
1.4
125°C
1.2
1.0
25°C
0.8
0.6
–55°C
0.4
0.2
0
0
5
10
LOAD CURRENT (mA)
1657 G06
LTC1657 Full-Scale Voltage
vs Temperature
4.110
4.105
0.4
4.100
4.095
0.2
4.090
CODE ALL 0s
4.085
∆VOUT ≤ 1LSB
0
4.080
0
5
10
15
–55 –25 5 35 65 95 125
OUTPUT SINK CURRENT (mA)
TEMPERATURE (°C)
1657 G08
1657 G09
5
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