Sony MX-E500 specifications IC601 CXD2671-203GASYSTEM CONTROL

•IC601 CXD2671-203GA (SYSTEM CONTROL)

Pin No.	Pin Name	I/O	Description
1	PAUSE KEY	I	Not used (open)
2	NC	—	Not used (open)
3	XTEST	I	Input terminal for the test mode detection
4, 5	NC	—	Not used (open)
6	MCUVDD0	—	Power supply (for microcomputer block)
7	MIFVSS3	—	Ground (for microcomputer I/F)
8	XRST	I	System reset terminal
9	S MON	I	Servo signal monitor
10	VB MON	I	Voltage monitor of UNREG power supply
11	CHG MON	I	Not used (connected to ground)
12	VREF MON	I	Clear reference voltage monitor
13	SET KEY 1	I	Set key detection 1
14	SET KEY 2	I	Not used (connected to RMC VDD)
15	VL MON	I	VL voltage monitor
16	HIDC MON	I	Not used (connected to ground)
17	WK DET	I	Set KEY WAKE detection
18	REC KEY	I	Not used (connected to RMC VDD)
19	HALF LOCK SW	I	Signal input for OPEN SW detection
20	RMC KEY	I	Remote control key detection
21	AVDD	—	Power supply (for the analog circuit block)
22	AVSS	—	Ground (for the analog circuit block)
23	VDIOSC	—	Power supply (for OSC cell)
24	OSCI	I	Input to the X’tal oscillator circuit
25	OSCO	O	Output from the X’tal oscillator circuit
26	VSIOSC	—	Ground (for OSC cell)
27	DAVDD	—	Built-in DAC VCC
28	VREFL	—	Built-in DAC VREF (L-ch)
29	AOUTL	O	Built-in DAC (L-ch) output
30	AOUTR	O	Built-in DAC (R-ch) output
31	VREFR	I	Built-in DAC VREF (R-ch)
32	DAVSS	—	Ground (for the built-in DAC)
33	ASYO	O	Playback EFM duplex signal output
34	ASYI	I	Playback EFM comparison slice level input
35	AVD1	—	AVDD
36	BIAS	I	Bias input for the playback EFM comparison
37	RFI	I	Playback EFM RF signal input
38	AVS1	—	AVSS
39	PCO	O	Phase comparison output for the playback EFM system master PLL
40	PDO	O	Phase comparison output for the analog PLL
41	FILI	I	Filter input for the playback EFM system master PLL
42	FILO	O	Filter output for the playback EFM system master PLL
43	CLTV	I	Internal VCO control voltage input for the playback EFM system master PLL
44	PEAK	I	Peak hold signal input of the light amount signal
45	BOTM	I	Bottom hold signal input of the light amount signal
46	ABCD	I	Light amount signal input

— 32 —