A

B

C

D

E

F

G

H

I

J

K

L

M

N

1

2

3

4

5

6

7

8

9

10

11

G

P

R

S

 D

u

a

lB

a

n

d

 T

1

9

2

 

(B

a

r

ra

cu

d

a

) 

8

4

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8

6

5

0

6

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A

GSM SERVICE SUPPORT GROUP

2001.07.30

Level 3 Schematics

Rev. 1.0

GPRS DualBand T192 (Barracuda)

84D86506P_

P6.3 RevA

 Michael Hansen, Ralf Lorenzen-Scheil, Ray Collins

Page 1

REVISIONS

V2

EXT_B+

V2

J903

Q903

V1

V1_SW

DSC_EN

INTR_OUT1

D

S

C

_

T

X

D

UPLINK

DOWNLINK

ON_2

B+

V2

Q804

Q804

B+

V2

BATT_ID

B

A

T

T

_

T

E

R

M

M901

RT900

Q914

MAN_TEST_AD

DWN_OUT

DWN_IN

DSC_RXD

DSC_INN

DSC_INP

V2

SR_VCC

SR_CS

VAG

MIC_INT

J900

Audio Headset Jack

J901

SPKR-

M

IC

_

B

I

A

S

V2

IRQ_2

VR901

V2

STBY_PC5

U900

V2

V3

V1

V

S

IM

1

SVEN0

TX_KEY

RESET

BATT_ID

B+

V

_

B

O

O

S

T

1

GCLK

D901

Y900

32,768kHz

Q912

STBY_PC5

V2

V1_SW

D

S

C

_

R

X

D

V

IB

_

E

N

ALRT_VCC

Q901

VIB2

VIB1

V2

R

E

S

E

T

MQSPI_CLK2

DR2

EXTB+_DET

Q913

B+

V_BOOST1

OSC

V_BOOST

D900

WDI

WDOG

V2

SIM_TX

ALRT_VCC

B+

B+

PWR_ON

SIM_TX

VREF

SIM_RX

B+

Q904

U804

U804

CLK0
RST0
ON_2

B+

SPKR+

M904

SPKR-

M903

VSIM1

CR911

CR912

J902

LS900

ALERT

VSIM1

SIM BLOCK

VR900

VR902

V2

B+

EXT_B+

PWR_ON

ENABLE

TRKL_SET

Q900

U903

U904

D902

CHARGER

RESET

RESET

TRST

TMS
TCK

SIM_RX

BFSR

BDR
VDR

DSC_RXD

DR1
DR2

IRQ_1

OWDAT

EMU0
EMU1

KBC0
KBC1
KBC2
KBC3
KBC4

IRQ_2

MO_ST

V2

VRVA_OUT

TDI

CLK_SELECT

MCLK

CLK0

BCLKR
BCLKX

VCLK

RFI

RCLOCK

MQSPI_CLK1
MQSPI_CLK2

MAGIC_13MHz

GCLK

GCAP_CLK

CE0
CE1
CE2
CE3

VRVA_OUT

CE8

DP_EN_L

SVEN0

FIQ

IRQ

V

D

D

S

V

D

D

V3

VDDS

V2

VCC_MEMIF

VDD

V3

VCCA

V

C

C

_

M

E

M

IF

VCCA

VDD

DATA(0:15)

ADDRESS(0:21)

U800

DX2

V2

V

C

C

_

B

A

T

T

B

A

T

T

_

T

E

R

M

R

E

A

D

E

R

_

C

L

K

R

E

A

D

E

R

_

R

S

T

D

A

T

A

_

IO

B

A

T

T

_

S

E

N

S

E

IN

T

R

_

O

U

T

1

V

IB

_

E

N

B

K

L

T

_

E

N

C

A

R

D

_

P

D

D

P

_

O

N

_

O

F

F

E

N

A

B

L

E

T

R

K

L

_

S

E

T

C

H

R

G

_

S

W

M

Q

S

P

I_

C

S

2

D

S

P

_

C

L

K

_

O

U

T

IN

T

_

C

S

VR903

DATA_IO

READER_CLK

CARD_PD

READER_RST

V_BOOST1

D

A

T

A

_

T

X

R

E

A

D

E

R

_

C

L

K

C

A

R

D

_

P

D

R

E

A

D

E

R

_

R

S

T

V_BOOST1

ALRT_VCC
ALRTOUT

ALRT_VCC

BKLT_EN

Q902

KBR0

KBC3

KBC2

KBC1

KBC0

ON_2

KBR2

KBR1

TSTROBE_N
TSIZE
DBGACK
TDO
SIM_TX
RST0
BDX
VDX
VFSRX
STBY_PC5

MQSPI_CS1
DSC_TXD

KBR0
KBR1
KBR2
KBR3
KBR4

WDI

CE3

CE2

SR_CS

R_W

SR_VCC

U802

R_W
CLK_AM_FM
TIMING7

TIMING6
TX_EN
DM_CS
TX_KEY
RX_EN
RX_ACQ
TSTATE0
TSTATE1
TSTATE2

CE0
CE1

R_W

RESET

V2

U801

T

M

S

T

D

O

T

R

S

T

W

D

O

G

E

M

U

1

T

D

I

E

M

U

0

V

2

T

C

K

J908

V2

DP_EN_L

RESET

V2

RX SIGNAL PATH

TX SIGNAL PATH

MAIN VCO SIGNAL PATH

TUNING VOLTAGES

13 MHz REFERENCE CLOCK

TEXT 

REFERENCE SIGNALS

DATA BUS 

ADDRESS BUS

DX1

DX2

SIM_I/O

SIM_VCC

RESET

CLK

SIM_I/O

CLK

RESET