Sony Ericsson CDX-M620 • Ic Block Diagrams, IC1 CXA2596M, IC7 LA6576L-TE-L, IC306 TC7660SE0A713

CDX-M620/M670

• IC BLOCK DIAGRAMS

	IC1 CXA2596M
	APC PD AMP
HOLD	1		+			VCC	24	VCC
			–	VCC
	VEE					+
						–
AGCVTH	2						23	LC/PD
	VEE		+	+
	1.25V	VREF	–			APC LD AMP
				–
LD	3						22	LD ON
			VC			VCC		HOLD SW
PD	4		–				21
			+
				+
A	5			–			20	AGCCONT
					+	+
						–
					–
B	6					VC	19	RF BOT
				+
				–
C	7					VEE	18	RFTC

	IC7 LA6576L-TE-L
FWD	1		GND	36	S-GND
	INPUT
REV	2	CH2-CH4 OUTPUT	MUTE2	35	MUTE2
		ON/OFF
VCC2	3	CH1 OUTPUT	MUTE1	34	MUTE1
		ON/OFF
VL0–	4			33	VIN4
	OUTPUT
	CONTROL
VL0+	5			32	VIN4–
		–	+
			–
		+
VO4+	6			31	VIN4+
	LEVEL
VO4–	SHIFT		–		VREF-IN
	7		+	30
VO3+	8		VIN1/VREF SW	29	VIN1-SW
	LEVEL
	SHIFT
VO3–	9			28	VREF-OUT

IC306 TC7660SE0A713
			8	V+
			7	OSC
			6	LV
			5	VOUT
BOOST 1	RC	+2	RC
	OSCILLATOR		OSCILLATOR
			LOGIC
			NETWORK
	INTERNAL
	VOLTAGE
	REGULATOR
CAP+ 2
GND 3
CAP– 4

				VC	+	VC		+
					–			–
D	8			RF SUMMING AMP				RF EQ AMP		17	RF I
						VC					RFO
VEE	9	VEE		VC				ERROR AMP		16
								FOCUS
								+
		VC	+					–			RFE
F	10		–							15
E	11		–							14	FE
		VC	+	VC
									–
									+
VC	12	VC BUFFER	+	VCC						13	TE
				VEE					TRACKING
			–
									ERROR AMP
								VC
		VC
	IC202 SAA6588T-V2-118
		LVIN	CIN	SCOUT		VREF	MPX	VSSA	VDDA	AFIN	MAD PSWN
		20	19	18		17	16	15	14	13	12 11
								POWER SUPPLY			PAUSE

		–
		+		5V REG
				+
VO2+	10			–	27	REG-OUT
			LEVEL
			SHIFT
VO2–	11				26	REG-IN
VO1+	12				25	VIN3+
			LEVEL	–	+
					–
			SHIFT
				+
VO1–	13				24	VIN3–
VCC1	14				23	VIN3
VIN1	15	–			22	VIN2+
		+		–	+
					–
				+
VIN1–A	16				21	VIN2–
		AMP-A
VIN1+A	17	–			20
		+				VIN2
VIN1–B	18	–			19	VIN1 +B
		+ AMP-B

IC101 TL1451ACDB-E20

REFO	S.C.P	INA2	INB2	FB2
16	15	14	13	12
VERF.
+2.5V	VCC			–
REFERENCE				+
VOLTAGE				ERROR
				AMP2
+2.5V					VERF
SHORT
CIRCUIT		VERF		VERF
PROTECTION
COMPARATOR
+
+		S	R	R
–
VREF/2		LATCH		U.V.L.O
TRIANGLE				+
				–
OSCILLATOR
				ERROR
1	2	3		AMP1	5
				4
CT	RT	INA1		INB1	FB1

DTC2 11

6 DTC1

OUT2 10

PWM

COMPA- RATOR2

PWM

COMPA- RATOR1

7 OUT1

VCC 9

OUTPUT2

OUTPUT1

GND

8 GND

	IC601 BA8270F-E2
BUS ON	1	BUS ON	14	VCC
		SWITCH
RST	2	RESET	13	RESET
		SWITCH
			12	BUS ON
		BATTERY	11	CLK IN
BATT	3		10	BU IN
		SWITCH
CLK	4
VREF	5
DATA	6		9	DATA IN
GND	7		8	DATA OUT

MULTI		& RESET	DETECTOR
PATH	57kHz
DETECTOR	8th ORDER
	BAND-PASS FILTER

		CLOCKED						SIGNAL QUALITY
		COMPARATOR						DECODER
								4	5	4
							CLOCK
										CLOCK
		RDS/RDBS		RDS/RDBS				INTERFACE		DATA
		DEMODULATOR		DECODER					REGISTER
							DATA
		TEST	OSCILLATOR							IIC BUS SLAVE
		CONTROL	& CLOCK							TRANSCEIVER
1	2	3	4	5	6	7	8			9	10
MRO	MPTH	TCON	OSCO	OSCI	VSSD	VDDD	DAVN			SDA	SCL

54 54

	IC651 BA6288FS-E2
GND	1			16	RNF
NC	2	DRIVER	DRIVER	15	NC
OUT1	3		CONTROL LOGIC	14	OUT2
M BATT	4			13	NC
VCC	5	POWER		12	VREF
		SAVE
CLOSE	6			11	OPEN
NC	7			10	NC
NC	8		TSD	9	NC

IC102 RN5VD53AA-TL

CD	NC
5	4

RESET

1	2	3
OUT	VDD	GND