Acquisition1

6SCLs

Conversion1

15CCLKs

STOPor

REPEATEDSTART()

Conversion2

15CCLKs

Conversion7

15CCLKs

MAVFilter

19CCLKs

Acquisition2

4CCLKs

148CCLKs(FilterisEnabled,12-BitMode)

SDA

SCL

1

0

0

1

0

A1

A0

R/W

0

0

C3

C2

C1

C0 PD1 PD0

M

X

0

START

TSC2007

ACK

TSC2007

ACK

TSC2007

ACK

CCLK

AddressByte

CommandByte

1

0

0

1

0

A1

A0

0

R/W

1

AddressByte

I CWrite

2

I C

2

Read

D11 D10

D9

D8

D7

D6

D5

D4

0

D3

D2

D1

D0

0

0

0

0

1

DataByte1

MASTER

ACK

MASTER

NACK

STOPor

REPEATEDSTART

DataByte2

ClockStretched

Acquisition1

6SCLs

Conversion1

15CCLKs

STOPor

REPEATEDSTART()

15CCLKs(FilterisDisabled,12-BitMode)

SDA

SCL

1

0

0

1

0

A1

A0

R/W

0

0

C3

C2

C1

C0 PD1 PD0

M

X

0

START

TSC2007

ACK

TSC2007

ACK

TSC2007

ACK

ClockStretched

CCLK

AddressByte

CommandByte

1

0

0

1

0

A1

A0

0

R/W

1

AddressByte

D11 D10

D9

D8

D7

D6

D5

D4

0

D3

D2

D1

D0

0

0

0

0

1

DataByte1

MASTER

ACK

MASTER

NACK

STOPor

REPEATEDSTART

DataByte2

I C

2

Write

I C

2

Read

TSC2007

SBAS405A – MARCH 2007 – REVISED MARCH 2009 .................................................................................................................................................................................................................................................. www.ti.com

Figure 33. Data Acquisition Cycle (Filter Enabled)

Figure 34. Data Acquisition Cycle (Filter Disabled)

30

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