Read Sharp LC-32P70E (serv.man10) Service Manual online
85
LC-26GA5E
LC-32GA5E
LC-26P70E
LC-32P70E
LC-37P70E
7368868E
STMicroelectronics Confidential
29/709
STi5516
Pin list
Confidential
VDDASADAC
AA3
1
3.3 V power for audio DAC substrate
VCCAADAC
AB2
1
3.3 V power for audio DAC command switches
GNDAADAC
AB3
1
Ground for audio DAC
VCCASADAC
AC1
1
3.3 V power for audio DAC command switches
substrate
substrate
IREF
AC2
1
Audio DAC output reference current
VBGFIL
AD1
1
Audio DAC filtered output reference voltage
Table 4: Digital power supply pins
Pin
Location
Number
Function
VDD18
a
24
1.8 V power supply
VDD33
b
35
3.3 V power supply
RTCVDD
AE8
1
Low power controller 1.8 V power supply
GND
c
76
Ground for power supplies
a. A19, B18, B22, C18, D10, D18, G1 to G3, H4, L23, P2 to P4, R1, R2, R4, R23 to R26, AC13,
AC16 and AC21.
b. A20, B1, B2, B19, C1 to C3, C19, D1 to D5, D8, D11, D19, E4, E23, F4, J4, J23, M2 to M4,
N1, U4, V23, Y23, AB23, AC6, AC18, AC22, AD22, AE22 and AF22.
c. A15, A21, A23 to A26, B15, B20, B21, B23 to B25, C20 to C24, D7, D15, D16, D20 to D23,
E1 to E3, F1 to F3, G4, G23, K23, L11 to L16, M11 to M16, N11 to N16, P11 to P16, R11 to
R16, T11 to T16, Y4, AA23, AC5, AC14, AC20, AD21, AE21 and AF21.
R16, T11 to T16, Y4, AA23, AC5, AC14, AC20, AD21, AE21 and AF21.
Table 5: RTC pins
Pin
Location
I/O
Function
LPCLKIN
a
AC8
I
Low power clock input
LPCLKOSC
A
AD8
I/O
Low power clock oscillator
a. 1.8 V tolerant
Table 3: Analog power supply pins
Pin
Location
Number
Function
2.6.2. Pin Description (Continued)
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