Sharp LC-37XD1E - Page 71

LC-37XD1E/RU
5 – 17
11. IC301/302: VHITDA8931T-1
SOUND AMP
12. IC4001: RH-IXB680WJZZ
DIGITAL-PROCESSOR
Pin No. Pin Name I/O Pin Function
1 VSSD - negative digital supply voltage; heat spreader
2 VSSA - Negative analogue supply voltage.
3 INN I inverting input.
4 INP I non inverting input.
5 VDDA - positive analog supply voltage.
6 POWERUP I power-up input.
7 ENABLE I enable input.
8 DIAG O diagnostic output.
9 CGND - control ground; reference ground for pins POWERUP, ENABLE and DIAG.
10 VSSD - negative digital supply voltage; heat spreader.
11 VSSD - negative digital supply voltage; heat spreader.
12 OVP I overvoltage protection reference input.
13 HVP O half supply voltage output for charging SE capacitor.
14 STABI I decoupling of internal stabilizer.
15 VSSP - negative power supply voltage.
16 OUT O PWM output.
17 BOOT I bootstrap capacitor connection.
18 VDDP - positive power supply voltage.
19 HVPI I half supply voltage output for reference voltage of input circuitry.
20 VSSD - negative digital supply voltage; heat spreader.
Pin No.
Pin Name
I/O Pin Function NET
NAME
A8,B8,B19,B20,C8,
D8,F1-F4,U23,U24,
V1-V4,AA23-AA26,
AC7,AC15,AD7,
AD15,AE7,AE15,AF7,AF15
VDD - 1.8 V power supply P1.8V
B22,C3,C4,C10,D3,D4,D10,
E4,G25,M1-
M4,W23,W24,AC3,AC4,AC1
0,AC13,AC19,AC23,AC24,A
D3,AD4,AD10,AD13,AD19,A
D23,,AD24
VDD3 - 3.3 V power supply P3.3V
AD6 RTCVDD - Low power controller 1.8 V power supply P1.8V
B13,B21,D25,K10-K17,L10-
L17,M10-M17,N10-
N17,P10-P17,R10-R17,T10-
T17,U10-U17
GND - Ground for power supplies GND
C4 Others Typical load, but the maximum is 75 pF.
S8 SDRAM/EMI Typical load, but the maximum is 75 pF.
S8b SDRAM/EMI Typical load, but the maximum is 75 pF.
E8 EMI (programmable) Typical load, but the maximum is 75 pF.
P4 PIO Typical load, but the maximum is 75 pF.
AE11 VDDVDACRGB - 3.3 V power supply for RGB video DAC VDDDAC
AE9 VDDVDACYCC - 3.3 V power supply for YCC video DAC VDDDAC
AD11 GNDVDACRGB - Ground for RGB video DAC GNDDAC
AD9 GNDVDACYCC - Ground for YCC video DAC GNDDAC
AD8 SHIELDVDAC - Shield ground for 2 x video DACs GND A
AE10 IREFDACRGB - RGB video DAC current reference YOUT
AE8 IREFDACYCC - YCC video DAC current reference
AC9 VREFDACRGB - RGB video DAC voltage reference
AC8 VREFDACYCC - YCC video DAC voltage reference
A10 VDDVPLL - 3.3 V power for video PLL VDDPLL
C13 VDDAUDIOFSYN - 1.8 V dedicated power for low jitter audio clock frequency synthe-
sizer VDDF3
B12 GNDAUDIOFSYN - Dedicated ground for low jitter audio clock frequency synthesizer GNDF3
C12 VDDGENFSYN - 1.8 V dedicated power for nonaudio clock frequency synthesizer VDDF3
B11 GNDGENFSYN - Dedicated ground for nonaudio clock frequency synthesizer GNDF3