TMP175, 75

10

SBOS288C

www.ti.com

FIGURE 4. Two-Wire Timing Diagram.

SCL

SDA

t

(LOW)

t

R

t

F

t

(HDSTA)

t

(HDSTA)

t

(HDDAT)

t

(BUF)

t

(SUDAT)

t

(HIGH)

t

(SUSTA)

t

(SUSTO)

PS

S

P

FIGURE 5. Two-Wire Timing Diagram for TMP75 Write Word Format.

Frame 1 Two-Wire Slave Address Byte

Frame 2 Pointer Register Byte

Frame 4 Data Byte 2

1

Start By

Master

ACK By

TMP75

ACK By

TMP75

ACK By

TMP75

Stop By

Master

19

1

1

D7

D6

D5

D4

D3

D2

D1

D0

9

Frame 3 Data Byte 1

ACK By

TMP75

1

D7

SDA

(Continued)

SCL

(Continued)

D6

D5

D4

D3

D2

D1

D0

9

9

SDA

SCL

0

0

1

A2

A1

A0

R/W

0

0

0

0

0

0

P1

P0

…

…

FIGURE 6. Two-Wire Timing Diagram for TMP175 Write Word Format.

Frame 1 Two-Wire Slave Address Byte

Frame 2 Pointer Register Byte

Frame 4 Data Byte 2

Start By

Master

ACK By

TMP175

ACK By

TMP175

ACK By

TMP175

Stop By

Master

19

1

1

D7

D6

D5

D4

D3

D2

D1

D0

9

Frame 3 Data Byte 1

ACK By

TMP175

1

D7

SDA

(Continued)

SCL

(Continued)

D6

D5

D4

D3

D2

D1

D0

9

9

SDA

SCL

A7

A6

A5

A4

A3

A2

A1

A0

R/W

0

0

0

0

0

0

P1

P0

…

…