AK8826VN Datasheet, PDF (29/157 Pages) Asahi Kasei Microsystems – HD/SD Multi Format Video Encoder with 3ch DAC

[AK8826VN]
■ Power Down
It is possible to make AK8826 power down states with PDN-pin = Low. Power down sequence is defined section (6)
Power-Down Sequence and reset sequence after power-down release of AC Timing definition.
After releasing PDN-Pin =Low, all register values become default values, It is necessary to set the register again.
During PDN pin =Low, AVDD and DVDD can be power-off with PVDD1and PVDD2=ON.
■ Sleep Mode
To set SLPEN[1:0]-bit of Powerdown Mode Register (R/W) [Sub Address 0x06] =[11], AK8826 becomes sleep mode. In
this mode, all blocks except serial I/F block become power down mode. To save power consumption much less, use the
PDN-pin.
Sub Address 0x06 < HD Block >
bit 7
bit 6
bit 5
Reserved
Reserved
Reserved
bit 4
Reserved
bit 3
Reserved
bit 2
PLLPDN
Default Value 0x00
bit 1
bit 0
SLPEN1
SLPEN0
MS0972-E-01
29
2008/12