TYPICAL PERFORMANCE CURVES (Cont.)
At TA = +25°C, +VA = +VD = +5V, VREF = internal +2.5V and fCLK = 8MHz, fSAMPLE = 500kHz, unless otherwise noted.
DIFFERENTIAL LINEARITY ERROR vs CODE
Typical of All Four Channels
INTEGRAL LINEARITY ERROR vs TEMPERATURE
Positive ILE
1
0.75
0.5
0.6
0.4
0.2
0.25
0
0
–0.2
–0.4
–0.6
–0.8
–0.25
–0.5
–0.75
–1
Negative ILE
800
000
7FF
–40
25
85
150
Hex BTC Code
Temperature (°C)
INTEGRAL LINEARITY ERROR MATCH
vs CODE CHANNEL A0/CHANNEL A1
(Same Converter, Different Channels)
DIFFERENTIAL LINEARITY ERROR
vs TEMPERATURE
0.8
0.6
0.25
0.2
Positive DLE
0.15
0.1
0.4
0.2
0.05
0
0
–0.05
–0.1
–0.15
–0.2
–0.25
–0.2
–0.4
–0.6
–0.8
Negative DLE
–40
25
85
150
800
000
7FF
Temperature (°C)
Hex BTC Code
INTEGRAL LINEARITY ERROR MATCH
vs TEMPERATURE
CHANNEL A0/CHANNEL B0
(Different Converter, Different Channels)
INTEGRAL LINEARITY ERROR MATCH
vs CODE CHANNEL A0/CHANNEL B1
(Different Converter, Different Channels)
0.25
0.2
0.19
0.18
0.17
0.16
0.15
0.14
0.13
0.12
0.15
0.1
0.05
0
–0.05
–0.1
–0.15
–0.2
–0.25
800
000
7FF
–40
25
85
150
Hex BTC Code
Temperature (°C)
®
ADS7862
7
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