JVC TH-A75R Service Manual page 59

Pin No. Symbol
25,26 MA2,1 O
27 VDDio
28 MA0 O
29 MA10 O
30 MA11
31 VSSio
32,33 MA12,13 O
34 VDD
35 CS0 O
36 VDDio
37 RAS O
38 CAS O
39 WE O
40 VSSio
41 DQM0 O
42 DQM2 O
43 MD16 I/O SDRAM Data bus terminal
44 VDDio
45,46 MD17,18 I/O SDRAM Data bus terminal
47 VSS
48 MD19 I/O SDRAM Data bus terminal
49 VSSio
50~52 MD20~22 I/O SDRAM Data bus terminal
53 VDDio
54~56 MD23~25 I/O SDRAM Data bus terminal
57 VSSio
58~61 MD26~29 I/O SDRAM Data bus terminal
62 VDDio
63,64 MD30,31 I/O SDRAM Data bus terminal
65 DQM3 O
66 CS1 O
67 VSSD
68 SPDIF O
69 VSSio
70 AIN
71 AOUT3 O
72 AOUT2 O
73 AOUT1 O
74 AOUT0 O
75 VDDio
76 PCMCLK O
77 VDD
78 ACLK O
79 LRCLK O
80 SRST O
81 RSTP
SDRAM Address bus terminal
- Power supply terminal 3.3V
SDRAM Address bus terminal
SDRAM Address bus terminal
- Non connect
- Connect to ground
SDRAM Address bus, reserved for terminal compatibility with 64Mb SDRAM
- Power supply terminal 1.8V
SDRAM Primary bank chip select
- Power supply terminal 3.3V
SDRAM Command bit
SDRAM Command bit
SDRAM Command bit
- Connect to ground
SDRAM Data byte enable
SDRAM Data byte enable
- Power supply terminal 3.3V
- Connect to ground
- Connect to ground
- Power supply terminal 3.3V
- Connect to ground
- Power supply terminal 3.3V
SDRAM Data byte enable
SDRAM Extension bank chip select
- Connect to ground
S/PDIF Digital audio output terminal
- Connect to ground
I Digital audio input for digital micro; can be used as GPIO
Serial audio output data to audio DAC for left and right channels for down-mix
Serial audio output data to audio DAC for surround left and right channels
Serial audio output data to audio DAC for center and LFE channels
Serial audio output data to audio DAC for left and right channels
- Power supply terminal 3.3V
Audio DAC PCM sampling clock frequency, common clock for DACs and ADC
- Power supply terminal 1.8V
Audio interface serial data clock, common clock for DACs and AD converter
Left / right channel clock, common clock for DACs and ADC
Active low RESET signal for peripheral reset
I RESET_Power : from system, used to reset frequency synthesizer and rest of chip
Description
TH-A75R
(No.21189)1-59