Motorola A760 Schematics

P900-1

P900-2
P900-3
P900-4

AUDIO_BITCLK

AUDIO_SYNC

SH900

+4.2V

1.5K

22

22

C919

1500pF

2113743L21

R904

0662057N07

R908

0662057M50

USB_PU

USB+_UTXD

USB-_URXD
BATT_FDBK

CTS_HookSW

AUDIO_OUT

0662057N03

22K

100

R900

15K

EAR_SPKR-

R925

R926-1

R926-2

R901

22K

0662057N07

C904

1500pF

2113743L21

B+

EXT_BP_EN

R902

0

C900

VS900

4809788E06

J902

6.8V

2113743N38

VS901

4809788E06

6.8V

2113743N38

EAR_SPKR+_out

EAR_SPKR-_out

EAR_SPKR-_out

EAR_SPKR+_out

SCKA

SC2A

SCKA

SCKA

SC2A

SC2A

C901

33pF

33pF

2113743N38

R903

0

C910

C909

33pF

33pF

2113743N38

FL832

U901

0.1uF

C937

R923 100K

J905-1

FL900

J905-2

J905-3

RAW_EXT_B+

J905-4

J905-5

J905-6

USB_PWR

J905-7

J905-8

J905-9

J905-10

J905-11

J905-12

J905-13

FL901

OPTION1
OPTION2

AUDIO_IN

J905-14

J905-15

J905-16

J905-17

BATT_FDBKAD6

J905-18

J905-19

J905-20

J904-5

0985885K01

J904-1

J904-2

J904-3

J904-4

HS_MIC

HS_SPKR_R

HS_MAKE_DETECT

HS_SPKR_L

HS_MIC

HS_MAKE_DETECT

HS_SPKR_L

VS905

RI_DumbSel2

CR903

4809948D42

VS907

R907

3.9K

0662057M88

DCD_FSSTDA

SC2A

DAI_MODE

SCKA

VBB_IO

+2.775V

R970

39K

HS_SPKR_R

C902

0.1uF

2113743M24

0662057N03

.015uF

R906

15K

C922

2113743E03

R966

10K

2113743M24

SPKR_OUT2

LOUDSPEAKER-

LOUDSPEAKER+

C987

0.1uF

ALRT_IN

C918

0.1uF

2113743M24

VBB_IO

+2.775

U902

HS_MIC

C976

33pF

HS_MAKE_DETECT

SPKR_OUT2

ALRT_IN

LOUDSPEAKER-

LOUDSPEAKER+

SPKR_OUT1

SPKR_IN

EAR_SPKR-

EAR_SPKR+

DAI_MODE

L905

39nH

2409646M13

DSR_DumbSel0

SRDA

DTR_DumbSel1

C977

33pF

0662057M90

VBB_IO

+2.775V

0.1uF

HS_MIC_OUT

C978

100pF

2113743N50

HS_MIC_IN-

VBB_IO

+2.775V

VBB_IO

+2.775V

ST_CMP

ST_REF

U904

R933

1K

HS_MIC_BIAS

U906-3

U906-1

U906-2

C986

33pF

C907

.01uF

2113743L41

C914

.01uF

2113743L41

U905

HS_MIC_OUT

HS_MIC_IN-

NEP_RESET*

nBATT_FAULT

USER_OFF

C990

1.0uF

AR_IN

AR_OUT

AL_IN

AL_OUT

C950

AR_IN

AR_OUT

AL_IN

TP902

AL_OUT

STANDBY

U909

+2.775

VBB_IO

0.1uF

BATT+

PCAP_MCU_RESET*

USB-_URXD

USB+_UTXD

USB_PU

+2.775

VAP_VCCQ

0

R917

DET_12V

TXD_VPOUT

MUX_CTRL

PCAP_RESET*

SE0_IN

TXENB

USER_OFF

DIN

WDI

MOD

SEOIN

UVSEL

TXENB

RESETB

USROFF

MUXCTRL

RESETMCUB

U900

BLFB

VVIBA

VVIBB

STCMP

STREF

REGDOMON

LEDG

LEDR

BLSINK

BL2SINK

+2.775V

ST_REF

VBB_IO

ST_CMP

VIBRATOR

SYS_RESTART

R971

TP900

WDI_PCAP

EXT_B+

MOBPORTB

PGM0

B+

+4.2V

R910 150K

R967

TP920

INT_SEC

INTSEC

PGM1

TS_BYP

TSBYP

AD4
AD5
AD6

AD7

AD8
AD9
TSX1

TSX2

TSY1
TSY2
ADTRIG

PRISPIVCC

PRICE

PRISPICLK

PRIMOSI

PRIMISO
SECSPIVCC
SECCE

SECSPICLK

SECMOSI
SECMISO
TX

FSYNC0

BITCLK0

RX0

MCLK

FSYNC1

BITCLK1

SECSSIVCC

RX1

CLK_IN
PLLLPF
PRISSIVCC

PLLGND

BGBYP
CDCAP
PGAINR

PGAINL

HSOUTL
HSOUTR
ARIN

ARIGHTOUT

ALIN
ALEFTOUT

SPKROUT2

ALRTIN
ALRTVCC
ALRTREF

ALRTP

ALRTM
SPKROUT1
SPKRIN

SPKRP

SPKRM
EXTOUT
VAG

MICIN

MICOUT
AUXMICP

AUXMICM

C975

5600pF

SIM_VCC

TP921

C924

USB_PWR

R964

200K

0

MBCAP1

0.1uF

C963

BATT+

VAUX4_EN

MBCAP2

MICBIAS2

0.1uF

C964

HS_MIC_BIAS

OV_GATE

10uF

C983

MAIN_FET

CR905

4.7uF

2113928C04

+5.5V

VUSB_3_3V

VSIMC_OUT

V_BOOST

10uF

C930

0R919

2113928C12

+2.775

+4.2V

VSIM_EN

VBB_IO

B+

VSIM

VSIM2

VAUX4

VSIMIN

VSIM_EN

VAUX4IN

SPKRGND1

SPKRGND2

BP

BATTP

ALRTGND

A1INT

0

R944

BATT+

B+

+4.2V

RAW_EXT_B+

OV_SENSE

B+

+4.2V

CHRGC

5600pFC980

+2.775

RTS_XRXD

RXD_VMIN

USB_VPIN

VBB_IO

VUSB

VUSB

XRXD

USBDP

USBPU

USBVP

USBVM

USBDM

VUSBIN

USBVBUS

USBDIGVCC

THERMBIAS

SENSE0V

MAINFET

MFETLOW

ISENSE

GATE0V

CHRGC

BATTDETB

BATTDETIN

BATTFDBK

BATT_DETB

THERM_BIAS

TP909

100KR950

MAIN_FET

BATT_FDBK

TP910

+2.775V

VBB_IO

ISENSE

EXT_B+

0.1uF

C982

R976

.250

R912

MICBIAS1

EXTMIC

AUXOUT

INT_MIC_BIAS

Q903

4809579E52

C929 10uF

VS902

6.8V

4809788E06

U9451

BATT_THERM

VS904

6.8V

4809788E06

PCAP_CS

BB_SPI_CLK

BB_SPI_MOSI

BB_SPI_MISO

SC2A

SCKA

100pFC938

SYS_BB_CLK

C939 100pF

CKO

R934

100

1.0uF

AD_8

EXT_OUT

R937

270K

V_AUDIO

+2.775V

C958

0.1uF

AUDIO_IN

R940

47K

Q902

R922

27K

TP904

TP908

C947

C962

0.1uF

INT_MIC_OUT

TP905

2200pF

VBB_IO

+2.775

R914

4.7K

0662057M90

THERM_BIAS

R916

10K

20K

R920

R921

300K

R918

200K

TP906

TP907

R930

VBB_IO

+2.775

PLL_LPF

20K

R931

PLL_LPF1

.01uF

C948

33pF

C951

4.7uF

C952

0.1uF

C954

33pF

C957

R943

R942

1K

39.0nH

R958

VBB_IO

0

+2.775

0

R938

10K

VS903

6.8V

4809788E06

B+

+4.2V

C905

.01uF

OW_DATA

AD4_BATT_THERM

TEMP_SENSE

EXC_EN

AP_SPI_CS

AP_SPI_CLK

AP_SPI_MOSI
AP_SPI_MISO

AUDIO_SYNC

AUDIO_BITCLK

AUDIO_SDATA_OUT

4.7uF

C946

C945

0.1uF

AR_OUT

AL_OUT

SPKR_OUT2

ALRT_IN

LOUDSPEAKER+

LOUDSPEAKER-

SPKR_OUT1

SPKR_IN

EAR_SPKR+

EAR_SPKR-

EXT_OUT

HS_MIC_IN-

HS_MIC_OUT

C936

2113928C04

AD6

AD_8

TSX_1

TSX_2

TSY_1
TSY_2

SRDA

STDA

BG_BYP
CD_CAP

AR_IN

AL_IN

4.7uF

EXT_B+

CR904

Q905

4809579E52

C923

+1.1V

VAP_CORE_VCC

0

R954

47uHL902

10uFC927

C931

15pF

XTAL2

XTAL1

ON_2

CLK_32_768K

POWER_SWITCH_B

TP903

ONB

ONB2

KHZ32

XTAL1

XTAL2

INTPRI

STANDBY

RTCGNDA

BOBVOUTMA

PGM2

PCAP_PGM2 PCAP_PRI_INT

V1INB

PGM3

DGND3

DGNDTEST

DGND1

DGND2

AGNDESD1

AGNDESD2

B+

+4.2V

0

0

R948

R927

C932

15pF

Y900

4809995L13

B+

+4.2V

10uF

0.1uFC988

C934

PSRC1

BOBVSS2

BOBVSS1

BOBVDD1

BOBVSW2

BOBVSW1

BOBVOUTP

AGND1

AGND3

AGND4

B+

+4.2V

BOBVDD2

BOBVREFP

BOBBUCKP

BOBVREFM

BOBBUCKN

BOBBOOSTP

BOBBOOSTN

NC1

RTCGNDB

RTCGNDC

RTCGNDD

NC3

NC4

NC2

AGND8

AGND5

AGND6

AGND7

C928 10uF

CR900

L903

CR901

47uH

B+

+4.2V

VBOOST_LX

B+

B+

B+

B+

B+

B+

B+

V_BOOST

POWER_FAIL

VHOLD_OUT

VHOLD_EXT_EN

VAP_VCCQ
VCC_OUT

AP_SD_CKE_SD

AP_SD_CKE_HL

C906

1.0uF

B+

15uHL904

CR902

4809653F02

+4.2V

+4.2V

+4.2V

+4.2V

+4.2V

+4.2V

+4.2V

+5.5V

4.7uF

C943

PCAP_PGM2

+2.775

+2.775

R913

0

BA900-1

BA900-2

+4.2V

D901

10uF

C944

+4.2V

B+

Q900

B+

+4.2V

R961

51K

FB1

LX1B

LX1A

PGND1

PGND3_AGND2

NC8

NC9

NC12

NC10

NC11

LX2

PSRC2

FB2
PGND2
PSRC3

LX3

FB3
V1INA

V1A

V2IN

V2

V2SNS

V3IN

V3

V4IN

V4

V5IN

V5

V6DRV

V6

V7IN

V7

V8IN

V8

V9IN

V9

V10IN

V10

POWERFAIL

VHOLDOUT

VHOLDEXTIN

VHOLDEXT_EN

VCCIN

VCCOUT

CSOUT

CSIN

LCELLBYP

LICELL

VAUX1DRV

VAUX1

VAUX2DRV

VAUX2

VAUX3IN

VAUX3

LS3TX

LS3IO

LS3RX

LS2IN

LS2OUT

LS1IN

LS1OUT

V1B

BOBVOUTMB

NC36

NC35

NC34
NC31
NC30

NC29

NC28
NC27

NC26

NC25
NC24
NC23

VVIBIN

NC21
NC20

NC14

NC15

NC16

NC17

NC18

NC19

D900

0

0

M900

5987947K02

VIBRATOR

C981

33pF

2113743N38

C916

10uF

C920

10uF

C991

10uF

2113928C12

C925

10uF

C912

0.1uF

C953

2113928C12

C984

10uF

C941

10uF

C955

10uF

C949

10uF

10uF

VBUCK2_2_775V_OUT

C917

10uF

VBOOST_5_5V_OUT

C921

10uF

C926

10uF

R924

0

R928

0

VHVIO_2_775V_OUT

VRF_REF_2_475V_OUT

VRF_HV_5V_OUT

VA_2_775V_OUT

VMEM_1_875V_OUT

VRF_TX_2_775V_OUT

R905

0

VBB_CORE

+1.875

R909

0

V_BOOST

+5.5V

R915

0

V_AUDIO

+2.775V

R911

0

VBB_IO

+2.775V

+2.775

VBT_RF

+1.875

R929

0

R936

0

VRF_TXRX

+2.775V

R932

0

VBB_REF

+1.575V

R935

10

V_RXTX_SYN

+5.0V

Q901

VAP_VCCQ

+2.775

4809579E52

VCC_OUT

R960

0

VAP_MEMORY

+2.775

10uFC985

VHOLD_EXT_EN

C903

22uF

2311049A89

HS_SPKR_R
HS_SPKR_L

BP_ROW5

FL902

R955

2311049A89

WDI_APWDI_PCAP

0

C911

22uF

2113743N38

2113743N38

C913

C908

33pF

C915

33pF

0.1uF

C935

BB_RESET*

PCAP_RESET*

0.1uF

C940

POWER_FAIL

PWR_EN

ON_2

AUDIO_OUT

R941

470K

0662057N39

C961

0.1uF

2113743M24

R945

10K

0662057M98

560

R951

C970

4.7uF

R959

4.7K

0662057N32

R969

240K

V_AUDIO

+2.775V

C971

0.1uF

2113743M24

R972

47K

0662057N15

R946

10K

0662057M98

33pF

C968

R962

0

R968

0

0662057M01

0

R963

Q907

A760 8404678R01_Rev0

REVISIONS

GSM SERVICE SUPPORT GROUP

Level 3 Schematics

A760

Michael Hansen, Alexander Bühler

2003.08.07

Rev. 1.0

8404678R01_R0

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