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Chapter3 Main chip functions and the introductions of power supply
3-1 Main IC and functions of HLS80JS
No. Item no.
Model
Main function
1
UTO1
R842
Tuner input IF signal
Support PAL\NTSC\SECAM\DVB-T\DVB-T2\DVB-C
2
USO1
RDA5815M
Tuner input IF signal
Support DVB-S/DVB-S2
3
UM1
MSD3663LSA-005N
Video decoder, image processor, A/D and D/A conversion
4
UA1
OB6228UP
15W Stereo (BTL) Analog Input Audio Amplifier with
Power Limiter and DC Detect
5
UM2
GD25Q64CSIG
64 Mbit(8M x8bit), low voltage, Serial Flash memory
6
UE2
MP1657GTF-Z
12VS to 1.1V DC-DC/For COER
7
UE1
MP1657GTF-Z
12VS to 5VS DC-DC
8
UE4
LC1118CS8TRAD33
5VS to 3.3VS LDO/5VA to 3.3V_T LDO
9
UE3
LC1117CLTR15
5VA to 1.5V_DDR LDO/FOR DDR3
10
UZ1
RT5047GSP
LNB power
