SGTL5000_13 Datasheet, PDF (36/68 Pages) Freescale Semiconductor, Inc – Low Power Stereo Codec with Headphone Amp

FUNCTIONAL DEVICE OPERATION
PROGRAMMING EXAMPLES
BITS
5:4
3:2
1:0
FIELD
I2S_DOUT
CTRL_DATA
CTRL_CLK
RW RESET
DEFINITION
RW
0x1
I²S DOUT Pad Drive Strength
Sets drive strength for output pads per the table below.
VDDIO
1.8 V
2.5 V
3.3 V
0x0 = Disable
0x1 =
1.66 mA 2.87 mA 4.02 mA
0x2 =
3.33 mA 5.74 mA 8.03 mA
0x3 =
4.99 mA 8.61 mA 12.05 mA
RW
0x3
I²C DATA Pad Drive Strength
Sets drive strength for output pads per the table below.
VDDIO
1.8 V
2.5 V
3.3 V
0x0 = Disable
0x1 =
1.66 mA 2.87 mA 4.02 mA
0x2 =
3.33 mA 5.74 mA 8.03 mA
0x3 =
4.99 mA 8.61 mA 12.05 mA
RW
0x3
I²C CLK Pad Drive Strength
Sets drive strength for output pads per the table below.
VDDIO
1.8 V
2.5 V
3.3 V
0x0 = Disable
0x1 =
1.66 mA 2.87 mA 4.02 mA
0x2 =
3.33 mA 5.74 mA 8.03 mA
0x3 =
4.99 mA 8.61 mA 12.05 mA
Table 24. CHIP_ANA_ADC_CTRL 0x0020
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RSVD
ADC_VOL_RIGHT
ADC_VOL_LEFT
BITS
15:9
8
FIELD
RSVD
ADC_VOL_M6DB
RW RESET
DEFINITION
RO
0x0
Reserved
RW
0x0
ADC Volume Range Reduction
This bit shifts both right and left analog ADC volume range down by 6.0 dB.
0x0 = No change in ADC range
0x1 = ADC range reduced by 6.0 dB
SGTL5000
36
Analog Integrated Circuit Device Data
Freescale Semiconductor