Changhong Electric JUC7.820.00084054, Руководство по обслуживанию

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Chapter3 Main chip functions and the introductions of power supply
3-1 Main IC and functions of HLS49J
No. Item no. Model(EXAMPLE) Main function
1 U001 AMS1117/A-3.3 5V to 3.3V LDO
2 U200 MSD308B Video decoder, image processor, A/D and D/A conversion
3 U201 H5TQ1G63DFR-PBC DDR3
4 U205 EN25Q64-104HIP 64Mbit(8M x8bit), low voltage, Serial Flash memory
5 U804 AMS1117/A-3.3 5V to 3.3V LDO
6 U805 AMS1117/A-3.3 5V to 3.3V LDO
7 U809 SY8009B 5V to 1.15V DC-DC
8 U808
AMS1117/A-1.5
5V to 1.5V LDO
9 U700 RT9108NBGCP Power amplifier
10 A002 DT21WN-2A-E Silicon high frequency head integrated chips
11 U806 MP1471 12V to 5V DC-DC
12 UT001 MSB101A DVBT2 DEMO
13 UT002 AMS1117/A-3.3 5V to 3.3V LDO
14 UT003 AMS1117-ADJ 5V to 1.2V LDO
15 UT004 EN25F40-100GCP
4M-bit (512K-byte)
U200 ： MSD309B
U201 ： DDR3
U808
：
LDO-1.5V
U804
：
LDO-3.3V
U805
：
LDO-3.3V
UT002 ： LDO-3.3V
U205:Flash Memory
U809: DC-DC-1.15V
A002: TDA18273HN
或者 DT21WN-2A-E
U700
：
RT9108NBGCP
U806:MP1471
U001
：
LDO-3.3V
UT003
：
LDO-1.2V
UT001 ： MSB101A
UT004
：
Flash Memory