TLV2556IPWR Datasheet, PDF (18/37 Pages) Texas Instruments – 12-BIT, 200-KSPS, 11 CHANNEL, LOW POWER, SERIAL ADC WITH INTERNAL REFERENCE

TLV2556
SLAS355A – DECEMBER 2001 – REVISED SEPTEMBER 2002
TYPICAL CHARACTERISTICS
MAXIMUM DIFFERENTIAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3 ^{VCC = 5.5 V}
VREF+ = 2.048 V
0.2 ^VREF– ^{= 0 V}
I/O CLOCK = 15 MHz
0.1
200 KSPS,
TA = 25°C
0
–40
25
85
TA – Free-Air Temperature – °C
Figure 29
MAXIMUM INTEGRAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3 ^{VCC = 5.5 V}
VREF+ = 2.048 V
0.2
VREF_– = 0 V
I/O CLOCK = 15 MHz
0.1
200 KSPS,
TA = 25°C
0
–40
25
85
TA – Free-Air Temperature – °C
Figure 31
MINIMUM DIFFERENTIAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
0
VCC = 5.5 V
–0.1 VREF+ = 2.048 V
–0.2
VREF_– = 0 V
I/O CLOCK = 15 MHz
200 KSPS,
–0.3 ^{TA = 25°C}
–0.4
–0.5
–0.6
–0.7
–0.8
–0.9
–1
–40
25
85
TA – Free-Air Temperature – °C
Figure 30
MINIMUM INTEGRAL NONLINEARITY
vs
FREE-AIR TEMPERATURE
0
VCC = 5.5 V
–0.1 ^{VREF+ = 2.048 V}
VREF_– = 0 V
–0.2
I/O CLOCK = 15 MHz
200 KSPS,
–0.3 ^{TA = 25°C}
–0.4
–0.5
–0.6
–0.7
–0.8
–0.9
–1
–40
25
85
TA – Free-Air Temperature – °C
Figure 32
NOTE: All typical curves are with internal reference unless specified otherwise. Refer to the TLV2553 data sheet (SLAS354) for typical curves
using an external reference.
18
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