Changhong Electric JUC7.820.00084054, Maintenance Manual

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3-2 Pin function description of HLS49J chip
3-2-1 MSD308B recommended operating power conditons
(The Main Chip cancel 1.8V Supply Voltages because of DDR3 supplied by 1.5V )
Parameter Symbol Min Typ Max Unit
3.3STB Supply Voltages Vv
DD_33
3.14 3.3 3.46 V
3.3V Supply Voltages Vv
DD_33
3.14 3.3 3.46 V
1.5V Supply Voltages Vv
DD_15
1.43 1.5 1.57 V
1.15V Supply Voltages Vv
DD_1v15
1.09 1.15 1.21 V
2.5V Supply Voltages Vv
DD_25
2.38 2.5 2.62 V
1.2V Supply Voltages Vv
DD_12
1.14 1.2 1.26 V
Junction Temperature Tj 125 ℃
Case Temperature T
C
100 ℃
3-2-2 EN25Q64-104HIP 64Mbit(8M x 8bit) brief introduction:
Pin NO. Pin Name I/O Function
1 CS# I Chip Select
2 SO O Serial Data Output
3 WP# I White Protect
4 Vss Ground
5 SI I Serial Data Input
6 SCK I Serial Clock
7 HOLD# I Power Supply
8 VDD Power Supply
3-2-3 SY8009B DC-DC brief introduction:
Pin introduction:
Pin SYMBOL Function description
1 EN Enable Input.
2 GND Ground
3 OUT Power Switching Output.
4 IN DC Power Input.
5 NC Not Connect
6 FB Feedback Input.