TSC2007

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

Table 6. Effective and Equivalent Throughput Rates

TSC

CONVERSION

EFFECTIVE

EQUIVALENT

NO.

NO.

CCLK

SUPPLY

I2C BUS SPEED

CYCLE TIME

THROUGHPUT

THROUGHPUT

OF

OF

fCCLK

PERIODS

VOLTAGE

(fSCL)

RESOLUTION

(

µs)

(kSPS)

(kSPS)

SCL

CCLK

(kHz)

(ns)

8-bit

433.6

2.31

16.14

40

127

3780

264.6

100kHz

Standard

12-bit

568.7

1.76

12.31

49

148

1880

531.9

8-bit

133.6

7.49

52.40

40

127

3780

264.6

400kHz

Fast

12-bit

201.2

4.97

34.79

49

148

1880

531.9

2.7V

8-bit

57.1

17.50

122.53

40

127

3780

264.6

1.7MHz

High-Speed

12-bit

107.5

9.30

65.09

49

148

1880

531.9

8-bit

45.4

22.04

154.31

40

127

3780

264.6

3.4MHz

High-Speed

12-bit

93.1

10.74

75.16

49

148

1880

531.9

8-bit

434.7

2.30

16.10

40

127

3660

273.2

100kHz

Standard

12-bit

570.9

1.75

12.26

49

148

1830

546.4

8-bit

134.7

7.42

51.97

40

127

3660

273.2

400kHz

Fast

12-bit

203.4

4.92

34.42

49

148

1830

546.4

1.8V

8-bit

58.2

17.17

120.22

40

127

3660

273.2

1.7MHz

High-Speed

12-bit

109.7

9.12

63.81

49

148

1830

546.4

8-bit

46.5

21.52

150.65

40

127

3660

273.2

3.4MHz

High-Speed

12-bit

95.3

10.49

73.46

49

148

1830

546.4

8-bit

439.8

2.27

15.92

40

127

3190

313.5

100kHz

Standard

12-bit

582.5

1.72

12.02

49

148

1600

625.0

8-bit

139.8

7.15

50.07

40

127

3190

313.5

400kHz

Fast

12-bit

215.0

4.65

32.56

49

148

1600

625.0

1.2V

8-bit

63.3

15.79

110.51

40

127

3190

313.5

1.7MHz

High-Speed

12-bit

121.3

8.24

57.70

49

148

1600

625.0

8-bit

51.6

19.39

135.72

40

127

3190

313.5

3.4MHz

High-Speed

12-bit

106.9

9.35

65.47

49

148

1600

625.0

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