TSC2005 datasheet(4/46 Pages) TI2

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TSC2005

SBAS379C – DECEMBER 2006 – REVISED MARCH 2008

ELECTRICAL CHARACTERISTICS (continued)

At TA = –40°C to +85°C, SNSVDD = VREF = +1.6V to +3.6V, I/OVDD = +1.2V to +3.6V, unless otherwise noted.

TSC2005

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

DIGITAL INPUT/OUTPUT

Logic family

CMOS

1.2V

≤ I/OVDD < 1.6V

0.7

× I/OVDD

I/OVDD + 0.3

VIH

1.6V

≤ I/OVDD ≤ 3.6V

0.7

× I/OVDD

I/OVDD + 0.3

1.2V

≤ I/OVDD < 1.6V

–0.3

0.2

× I/OVDD

VIL

1.6V

≤ I/OVDD ≤ 3.6V

–0.3

0.3

× I/OVDD

IIL

SCLK pin or CS pin

–1

µA

Logic level

CIN

VOH

IOH = 2 TTL loads

I/OVDD – 0.2

I/OVDD

VOL

IOL = 2 TTL loads

0.2

ILEAK

Floating output

–1

µA

COUT

Floating output

Data format

Straight Binary

POWER-SUPPLY REQUIREMENTS

Power-supply voltage

SNSVDD(5)

Specified performance

1.6

3.6

I/OVDD(6)

1.2

SNSVDD

TA = +25°C, filter on, M = 15,

W = 7, PSM = 1, C[3:0] =

(0,0,0,0), RM = 1, CL[1:0] =

(0,1), BTD[2:0] = (1,0,1),

SNSVDD = I/OVDD = VREF = 1.6V

383

µA

50SSPS, MAVEX = MAVEY =

MAVEZ = 1, fADC = 2MHz,

fSCLK = 10MHz, sensor drivers

supply included

TA = +25°C, filter off, M = W =

1, PSM = 1, C[3:0] = (0,0,0,0),

RM = 1, CL[1:0] = (0,1),

MAVEX = MAVEY = MAVEZ

SNSVDD = I/OVDD = VREF = 1.6V

361

µA

= 1, fADC = 2MHz, fSCLK =

10MHz, sensor drivers supply

included

TA = +25°C, filter off, M = W =

1, C[3:0] = (0,1,0,1), RM = 1,

CL[1:0] = (0,1), non-cont AUX

SNSVDD = I/OVDD = VREF = 1.6V

481

µA

mode, fADC = 2MHz, fSCLK =

10MHz

Quiescent supply current(7)(8)

TA = +25°C, filter off, M = W =

1, C[3:0] = (0,1,0,1), RM = 1,

SNSVDD = 3V,

CL[1:0] = (0,1), non-cont AUX

943

µA

I/OVDD = VREF = 1.6V

mode, fADC = 2MHz, fSCLK =

10MHz

TA = +25°C, filter on, M = 7, W

= 3, C[3:0] = (0,1,0,1), RM =

1, CL[1:0] = (0,1), MAVEAUX

SNSVDD = I/OVDD = VREF = 1.6V,

= 1, non-cont AUX mode, fADC

522

µA

~13kSPS effective rate

= 2MHz, fSCLK = 3.5MHz, full

speed (91kSPS equivalent

rate)

TA = +25°C, filter on, M = 7, W

= 3, C[3:0] = (0,1,0,1), RM =

1, CL[1:0] = (0,1), MAVEAUX

SNSVDD = I/OVDD = VREF = 1.6V,

= 1, non-cont AUX mode, fADC

µA

~1.17kSPS effective rate

= 2MHz, fSCLK = 3.5MHz,

reduced speed (8.2kSPS

equivalent rate)

Power-down supply current

TA = +25°C, CS high, SCLK = 0, SNSVDD = I/OVDD = VREF = 1.6V

0.023

0.8

µA

(5)

TSC2005 functions down to 1.4V, typically.

(6)

I/OVDD must be

≤ SNSVDD.

(7)

Supply current from SNSVDD.

(8)

For detailed information on test condition parameter and bit setting, see the Digital Interface section.

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