Datasheet

ADS7805
6
SBAS020D
www.ti.com
TYPICAL CHARACTERISTICS (Cont.)
T
A
= +25°C, f
S
= 100kHz, V
DIG
= V
ANA
= +5V, using internal reference and fixed resistors shown in Figure 6b, unless otherwise specified.
INTERNAL REFERENCE VOLTAGE vs TEMPERATURE
–50 –25 0 25 50 75 100 125 150
2.520
2.515
2.510
2.505
2.500
2.495
2.490
2.485
2.480
Internal Reference (V)
Temperature (°C)
Percent
From Ideal
mV
From Ideal
Percent
From Ideal
BPZ ERROR (INTERNAL REFERENCE)
ENDPOINT ERRORS (EXTERNAL REFERENCE)
ENDPOINT ERRORS (EXTERNAL REFERENCE)
–50 –25 0 25 50 75
Temperature (°C)
8
4
0
–4
–8
0.2
0.1
0.0
–0.1
–0.2
0.2
0.1
0.0
–0.1
–0.2
100 125 150
+F
S
Error
–F
S
Error
CONVERSION TIME vs TEMPERATURE
8.0
7.9
7.8
7.7
7.6
7.5
7.4
7.3
7.2
–50 150
Temperature (°C)
Conversion Time (µs)
–25 0 25 50 75 100 125