Texas Instruments LMK04828 User Manual

LMK04821 , LMK04826 , LMK04828
SNAS605AR –MARCH 2013–REVISED DECEMBER 2015 www.ti.com
9.7.2.7 SDCLKoutY_POL, SDCLKoutY_FMT, DCLKoutX_POL, DCLKoutX_FMT
These registers configure the output polarity, and format.
Table 22. Registers 0x107, 0x10F, 0x117, 0x11F, 0x127, 0x12F, 0x137
BIT POR
NAME DESCRIPTION
DEFAULT
Sets the polarity of clock on SDCLKoutY when device clock output is selected with
SDCLKoutY_MUX.
7 SDCLKoutY_POL 0
0: Normal
1: Inverted
Sets the output format of the SYSREF clocks
Field Value Output Format
0 (0x00) Powerdown
1 (0x01) LVDS
2 (0x02) HSDS 6 mA
6:4 SDCLKoutY_FMT 0
3 (0x03) HSDS 8 mA
4 (0x04) HSDS 10 mA
5 (0x05) LVPECL 1600 mV
6 (0x06) LVPECL 2000 mV
7 (0x07) LCPECL
Sets the polarity of the device clocks from the DCLKoutX outputs
3 DCLKoutX_POL 0 0: Normal
1: Inverted
Sets the output format of the device clocks.
Field Value Output Format
LMK04821: 0
0 (0x00) Powerdown
LMK04826B/
LMK04828B:
1 (0x01) LVDS
X = 0 → 0
2 (0x02) HSDS 6 mA
X = 2 → 0
2:0 DCLKoutX_FMT
X = 4 → 1
3 (0x03) HSDS 8 mA
X = 6 → 1
4 (0x04) HSDS 10 mA
X = 8 → 1
X = 10 → 1
5 (0x05) LVPECL 1600 mV
X = 12 → 0
6 (0x06) LVPECL 2000 mV
7 (0x07) LCPECL
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Texas Instruments LMK04828 Specifications

General

Brand	Texas Instruments
Model	LMK04828
Category	Motherboard
Language	English