ADS7862 Datasheet, PDF (7/13 Pages) Burr-Brown (TI) – Dual 500kHz, 12-Bit, 2 2 Channel Simultaneous Sampling ANALOG-TO-DIGITAL CONVERTER

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