FDC2114RGHT datasheet(31/60 Pages) TI1

31 / 60 page

FDC2212, FDC2214, FDC2112, FDC2114

www.ti.com

SNOSCZ5A – JUNE 2015 – REVISED JUNE 2015

9.6.24 Address 0x16, CLOCK_DIVIDERS_CH2 (FDC2114, FDC2214 only)

Figure 41. Address 0x16, CLOCK_DIVIDERS_CH2

RESERVED

CH2_FIN_SEL

RESERVED

CH2_FREF_DIVIDER

Table 34. Address 0x16, CLOCK_DIVIDERS_CH2 Field Descriptions

Bit

Field

Type

Reset

Description

15:14

RESERVED

R/W

Reserved. Set to b00.

13:12

CH2_FIN_SEL

R/W

0000

Channel 2 Sensor frequency select

for differential sensor configuration:

b01: divide by 1. Choose for sensor frequencies between

0.01MHz and 8.75MHz

b10: divide by 2. Choose for sensor frequencies between 5MHz

and 10MHz

for single-ended sensor configuration:

b10: divide by 2. Choose for sensor frequencies between

0.01MHz and 10MHz

11:10

RESERVED

R/W

Reserved. Set to b00.

9:0

CH2_FREF_DIVIDER

R/W

00 0000

Channel 2 Reference Divider Sets the divider for Channel 2

0000

reference. Use this to scale the maximum conversion frequency.

b00’0000’0000: Reserved. Do not use.

CH2_FREF_DIVIDER

≥ b00’0000’0001: fREF2 =

fCLK/CH2_FREF_DIVIDER

9.6.25 Address 0x17, CLOCK_DIVIDERS_CH3 (FDC2114, FDC2214 only)

Figure 42. Address 0x17, CLOCK_DIVIDERS_CH3

RESERVED

CH3_FIN_SEL

RESERVED

CH3_FREF_DIVIDER

Table 35. Address 0x17, CLOCK_DIVIDERS_CH3

Bit

Field

Type

Reset

Description

15:14

RESERVED

R/W

Reserved. Set to b00.

13:12

CH3_FIN_SEL

R/W

0000

Channel 3 Sensor frequency select

for differential sensor configuration:

b01: divide by 1. Choose for sensor frequencies between

0.01MHz and 8.75MHz

b10: divide by 2. Choose for sensor frequencies between 5MHz

and 10MHz

for single-ended sensor configuration:

b10: divide by 2. Choose for sensor frequencies between

0.01MHz and 10MHz

11:10

RESERVED

R/W

Reserved. Set to b00.

9:0

CH3_FREF_DIVIDER

R/W

00 0000

Channel 3 Reference Divider Sets the divider for Channel 3

0000

reference. Use this to scale the maximum conversion frequency.

b00’0000’0000: reserved

CH3_FREF_DIVIDER

≥ b00’0000’0001: fREF3 =

fCLK/CH3_FREF_DIVIDER

Submit Documentation Feedback

Product Folder Links: FDC2212 FDC2214 FDC2112 FDC2114

FDC2114RGHT Datasheet(PDF) 31 Page - Texas Instruments

FDC2114RGHT Datasheet(HTML) 31 Page - Texas Instruments

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60

Datasheet Download

Link URL