SONY D-NE509 Repair Manual

D-NE509
SECTION 5
DIAGRAMS
5-1. IC PIN DESCRIPTIONS
Y IC601 CXD3048R (RF AMP, DIGITAL SIGNAL PROCESSOR, DIGITAL SERVO PROCESSOR, D-RAM CONTROLLER)
Pin No.Pin NameI/OPin Description
1XRASOLow address strobe signal output to the D-RAM
2XWEOData input enable signal output to the D-RAM
3 to 6D1, D0, D3, D2I/OTwo-way data bus with the D-RAM
7DCLKONot used (open)
8DCKEONot used (open)
9XCASOColumn address strobe signal output to the D-RAM
10WFCK/DQMONot used (open)
11 to 13A9 to A7OAddress signal output to the D-RAM
14DVSSNGround
15 to 17A6 to A4OAddress signal output to the D-RAM
18XRDEID-RAM read enable signal input
19VDD0NPower supply
20CLOKISerial data transfer clock signal input from TMP91CW28FG
21SDTOISerial data input from TMP91CW28FG
22SENSOSerial data output to TMP91CW28FG
23XLATISerial data latch pulse signal input from TMP91CW28FG
24XSOEISerial data output enable signal input from TMP91CW28FG
25SYSMIAnalog muting on/off control signal input from TMP91CW28FG OH�: muting on
26WDCKONot used (open)
27SCOROSubcode sync (S0+S1) detection signal output to TMP91CW28FG
28XRSTIReset signal input from TMP91CW28FG OL�: reset
29PWMIINot used (fixed at OL�)
30XQOKINot used (fixed at OL�)
31XWREINot used (fixed at OL�)
32R8MOSystem clock output to TMP91CW28FG
33VSS0NGround
34SQCKISQSO readout clock signal input Not used (fixed at OH�)
35SCLKISENS serial data read clock signal input Not used (fixed at OH�)
36SQSOONot used (open)
37XEMPONot used (open)
38XWIHONot used (open)
39SBSOONot used (open)
40EXCKOSQSO readout clock signal output Not used (pull down)
41XTSLIInput terminal for the system clock frequency setting (pull down)
42HVSSNGround
43HPLONot used (open)
44HPRONot used (open)
45HPVDDNPower supply
46XVDDNPower supply
47XTAIISystem clock input (16.934 MHz)
48XTAOOSystem clock output (16.934 MHz)
49XVSSNGround
50AVDD1NPower supply
51AOUT1OL-ch analog audio signal output
52VREFLOL-ch reference voltage output
53, 54AVSS1, AVSS2NGround
55VREFROR-ch reference voltage output
56AOUT2OR-ch analog audio signal output
57AVDD2NPower supply
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