TLV2556

SLAS355A – DECEMBER 2001 – REVISED SEPTEMBER 2002

10

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TYPICAL CHARACTERISTICS

Figure 1

0.7

0.72

0.74

0.76

0.78

0.8

–40

25

85

SUPPLY CURRENT

vs

FREE-AIR TEMPERATURE

TA – Free-Air Temperature – °C

VCC = 3.3 V

VREF+ = 2.048 V

VREF– = 0 V

I/O CLOCK = 10 MHz

150 KSPS,

TA = 25°C

Figure 2

900

950

1000

1050

1100

–40

25

85

AUTO POWER DOWN

vs

FREE-AIR TEMPERATURE

TA – Free-Air Temperature – °C

VCC = 3.3 V

VREF+ = 2.048 V

VREF– = 0 V

I/O CLOCK = 10 MHz

150 KSPS,

TA = 25°C

Figure 3

0

0.05

0.1

0.15

0.2

0.25

–40

25

85

SOFTWARE POWER DOWN

vs

FREE-AIR TEMPERATURE

TA – Free-Air Temperature – °C

VCC = 3.3 V

VREF+ = 2.048 V

VREF– = 0 V

I/O CLOCK = 10 MHz

150 KSPS,

TA = 25°C

Figure 4

–40

25

85

2-V INTERNAL REFERENCE CURRENT

vs

FREE-AIR TEMPERATURE

TA – Free-Air Temperature – °C

0.95

1

1.05

1.1

1.15

VCC = 3.3 V

VREF+ = 2.048 V

VREF– = 0 V

I/O CLOCK = 10 MHz

150 KSPS,

TA = 25°C

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.