AK8826VN Datasheet, PDF (16/157 Pages) Asahi Kasei Microsystems – HD/SD Multi Format Video Encoder with 3ch DAC

(5) Power Up sequence
There are no order restriction to make power up, AVDD, DVDD, PVDD1, PVDD2.
Clock input is not necessary to write register.
(5-1) The sequence for power down mode after power-up.
Clock input to the CLKIN pin is necessary to guarantee “Current Consumption of Power down”
(r) : Register-bit
[AK8826VN]
Power
Supply
PDN
CLKIN
DTRSTN (r)
PLLPDN (r)
CONVMOD[1:0] (r)
t >100ns(Note.1)
t >100clk
Low
0x00 (Composite Video Encoder mode)
AVDD:2.7V
DVDD:1.65V
PVDD:1.65V
Fig. 11 Power-Up sequence (To make Power down state after power-up)
Note.1) Please wait 100ns for make PDN pin low after the Voltage of Power Supply becomes stable enough,
MS0972-E-01
16
2008/12