LG Electronics KS360 service manual Bluetoothcsr, Bluetooth / FM Radio Circuit Diagram

3. TECHNICAL BRIEF

3.17 BLUETOOTH

General Features

The BlueCore 5-FM BGA is a single chip radio and baseband IC for Bluetooth 2.4 GHz systems including enhanced data rates (EDR) to 3Mbits/s. It includes an integrated FM receiver with stereo audio output stage and an RDS demodulator.

With the on-chip CSR Bluetooth software stack, it provides a fully compliant Bluetooth system to v2.0+EDR of the specification for data and voice communications.

BLUETOOTH_CSR

2V62_VIO

ANT600

FB600

R600

GND1

FEED

GND2

VBALUN_BT

0

L600

AMAN802015LG14

C601 C602

C600

NA

0.1u 1u

DNI

1

R601

C603

C604

C605

1

1

22n

DNI

15p

15p

0.1u

2.2u

R602

R603

C606

C607

C608

B10

A2

C2

G2

J6

G10

A7

H10

H1

A6

K1

C10

B2

C1

B4

G9

D2

E2

F2

C3

D3

E3

F3

G3

J3

G8

B6

H2

C609

C610

VDDPIO

VDDFM

RADIOVDD1

RADIOVDD2

USBVDD

PADSVDD

COREVDD1

COREVDD2

VDDLO

AUDIOVDD

ANAVDD

VSSPIO

FM1VSS1

FM1VSS2

FM2VSS

VSSDIG

RADIOVSS1

RADIOVSS2

RADIOVSS3

ANAVSS1

ANAVSS2

ANAVSS3

ANAVSS4 ANAVSS5

ANAVSS6

PADSVSS

COREVSS

LO

15p

15p

VSS

C611

47n

AU_REF

A3

I2C_DATA

C8

FM_SND_R

SPKR_R

I2C_CLK

FM_SND_L

A4

SPKR_L

C7

C612

220n R604

560

A5

USB_DN

K6

C613

1000p

B3

FILT_EXT

USB_DP

J7

CLK32K

C9

CLK_32K

UART_CTS

H6

UART_BT_RTS

C614

0.01u K3

LO_REF

UART_RTS

H5

TP600

UART_BT_CTS

C615

1000p

J2

XTAL_OUT

UART_RX

K7

TP601

UART_BT_TX

26MHZ_BT

820p

L601 33nH

L602

470nH

K2

XTAL_IN

UART_TX

J8

UART_BT_RX

C616

BLUECORE5-FM

FM_ANT

C619 15p

B1

FM_P

PCM2_CLK

D9

C618 15p

C617

820p

A1

FM_N

M600

PCM2_SYNC

D10

PCM2_IN

E10

AUX_DAC

PCM2_OUT

FL600

4

B5

RX_N

D8

G1

D1

RX_P

PCM_CLK

TP602

I2S1_CLK

LFB212G45BA1A220

3

UB

B1

E1

RF_P

L H

PCM_SYNC

H9

TP603

I2S1_WA0

L603

NC_DC

G2

5

F1

RF_N

11PIO

10PIO

9PIO

8PIO

7PIO

6PIO

5PIO

4PIO

3PIO

2PIO

1PIO

0PIO

1AIO

0AIO

RST

CSSPI

CLKSPI

MOSISPI

MISOSPI

TESTEN

VREGENABLE

VREGENABLE

VREGINL

VREGINH

VREGOUTH

PCM_IN

J10

TP604

I2S1_TX

18nH

8

B2

6

G1

PCM_OUT

K8

TP605

I2S1_RX

VBALUN_BT

2

NC

1

G3

7

H7

2V9_VAUX

C6

A8

B7

C5

F10

F9

E8

E9

B9

B8

A9

A10

J4

K4

F8

J9

H8

K10

K9

C4

H3

H4

J1

J5

K5

C621

FB601

1.5p

2V62_VIO

TP606

C620

DNI

R605

R606

470K

2.2

C623

C624

2.2u

0.1u

R607

47K

C625

C626

DNI

2.2u

BT INT

VCXO EN

BT RESET

BT

Figure 20. Bluetooth / FM Radio Circuit Diagram

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