Sony MZ-E90 Ic Block Diagrams, IC501, SN761056DBT, IC302, AK4352VT-E2, IC601 UPD63731GC-9EU

6-6. IC BLOCK DIAGRAMS

	IC501	SN761056DBT
					44	TE
					43	ADIP IN
					42	ADIP
REXT	1		820mV
			ALFA B
Wpp-LPF	2		IJ B
VREF 1.1	3		TE C		41	S MONIT
C	4		TON C	S-MONITOR
			TWpp C
	5
D		TE	AwDw C
			TON PEAK
			TON BOTM
D-C	6				40	FE
		Tpp/Wpp			39	ABCD
					38	AVCC
					37	OFC C1
					36	OFC C2
					35	OFC C3
				RF	34	OFC C4
Iy	7
Ix	8	FE			33	RFOUT
Jx	9
					32	AGND
Jy	10
			ABCD		31	LP
A	11				30	82V
A-C	12				29	TPP LPF
B	13				28	T COUNT
TON-C	14			DFCT	27	DFCT
PD-NI	15
PD-I	16			OFTRK	26	OFTRK
PD-O	17			TON-C
		APC
LD-DRV	18
LD-EMIT	19		T COUNT		25
LD-VDD	20			SERIAL		DGND
					24	RESET
				I/F
					23	SCK
		ADIP
DVDD	21
SBUS	22

	IC302		AK4352VT-E2
MCLK	1			CLOCK DIVIDER		16	CKS
PD	2					15	VCML
BICK	3		8X	∆Σ	LPF	14	AOUTL
			INTERPOLATOR	MODULATOR
SDATA	4		SERIAL
			INPUT
		INTERFACE		∆Σ
LRCK	5		8X		LPF	13	AOUTR
			INTERPOLATOR	MODULATOR
DIF0	6
						12	VCMR
DIF1	7
DEM	8	DE-EMPHASIS				11	VREF
			CONTROL
						10	VDD
						9	VSS
					– 33 –

IC601 UPD63731GC-9EU

		IO0	IO1	IO2	IO3	FOK	FON	ERFLAG	CRCF	TEST	ADIP–DATA	ADPLCK	EFM	PLCK	VDD	MO3	MO2	MO1	MO0	MOCK	MICK	MI3	MI2	MI1	MI0		VSS
		100	99	98	97	96	95	94	93	92	91	90	89	86	87	86	85	84	83	82	81	80	79	78	77	76
			ADIP						ADIP
									PLL				EFM	PLCK
VDD ADC	1		RF						EFM
VREF	2								PLL																			75	VDD
FE	3	ADC	FE																									74	DRA3
ABCD	4																											73	DRA2
			ABCD						SUBQ/ADIP
TE	5				DSSP																							72	DRA1
			TE						DECODER
VRT1	6																											71	DRA0
									MSB2nd		SQREQ																GENERATOR
RF	7																											70	DRA4
																												69	DRA5
VRT2	8				3		4											FLAG										68	DRA6
ADIP	9																										ADDRESS	67	DRA7
										EFM ACIRC								AC LRCK			SECTOR			WDCK
VSS ADC	11																											65	DRA10
VRT3	10																	AC WDCK							AC			66	DRA8
T COUNT	12										DECODER						8	AC BYCK			DECODER				8		CONTROL	64	DRA11
																		AC DATA						S DATA
DEFECT	13																											63	XRAS
OF TRX	14																		EFM DATA A/B					16			PERIPHERAL&	62	DRA9
NC	18						SBW	SBR																				58	DRD2
VSS	15				SBD	SBA														ECC DATA				8				61	XOE2
NC	16																											60	XOE
NC	17																					EBA		12				59	XCAS
					8	8													WR REQ etc.
			5																					8
NC	19																			RD DT ECC							DRAM	57	DRD3
VDD	20					SSB CONTROL															ATDT			16				56	VSS
TFOUT	21				MONITOR I/O etc.									10														55	XWE2
																					XATWE
TROUT	22																											54	XWE
																					DREQ
FROUT	23																											53	DRD1
								8													XBUSY
FFOUT	24																											52	DRD0
CK176	25																											51	VDD

ATRAC

CLOCK

DECODER

GENERATOR

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

NC

XRESET

SBUS

SCK

SINT

XBSY

DA-AVDD

AOVTR

VCON

AOUTL

DA AGND

VDD

EMP

LRCK

AUDATA

BCK

VSS

DOUT

PMCK

MCK/2

VSS

MCK I-O

X1

X0

MCK

IC301

TA2131FL

IC902

XC6368B101MR

PWSTB

MUTE

RST SW

BEEP IN

VREF IN

CE

VDD

FB

GND

3

2

1

18

17

16

15

14

13

VREF WITH

PW

MT

BST

SOFT START,

BEEP

V REF

12

VREF

CE

SW

SW

SW

–

+

11

LPF1

TC MT

19

VCC1

20

PWM/PFM

PHASE

ADD

CONTROLAR

COMPENSATION

VINR

21

10

BST NF1

BST1

RAMP WAVE

VINL

22

GENERATOR,

9

LPF2

OSC

BEEP

23

PW

PW

BST2

8

BST NF2

–

+

OUTB

A

B

BEEP

7

BST OUT

BUFFER,

24

OUTA

BST

DRIVER

AGC

4

5

1

2

3

4

5

6

+B

LOUT

PWR GND

ROUT

DET

AGC IN

GND

EXT

– 34 –