M4640-19 View Datasheet(PDF) - Conexant Systems

Part Name

Description

Manufacturer

M4640-19

Baseband Processor for GSM Applications

Conexant Systems 

Baseband Processor

M46

Pin #

A10

D9

C9

A9

B9

D8

D6

A6

B6

G11

G2

P1

C14

C5

D11

N1

E11

A3

A4

D5

F13

F12

D3

E3

D2

F4

F3

E1

N3

Table 1. BP Pinout Assignments (2 of 2)

Pin Name

KPDSTB[0]

KPDSTB[1]

KPDSTB[2]

KPDSTB[3]

KPDSTB[4]

KPDSTB[5]

GPIO_A[0]

GPIO_A[1]

GPIO_A[2]

GPIO_A[3]

Description

Pin#

Keypad Control

B8

C8

Keypad strobe lines 0 to 7

B11

A11

C10

B10

GPIO

GPIO signal port A[0] (I/O select bit = 0) B5

Keyboard return 4 (I/O select bit = 1)

C2

A2

F11

GPIO_A[4] GPIO signal port A[1] to A[7]

G12

GPIO_A[5]

B4

GPIO_A[6]

P6

GPIO_A[7]

N14

GPIO_B[0]

N13

GPIO_B[1]

K4

GPIO_B[2] GPIO signal port B[0] to B[7]

M2

GPIO_B[3]

L2

GPIO_B[4]

L3

GPIO_B[5]

SDS_RX

SDS_TX

RX_DATA

RX_CLOCK

RX_RATE

CNTRLDAT

RSPNSDAT

CNTRLCLK

SIM_CLK

SDS port data in

SDS port data out

Receive port data

Receive port clock

Receive port rate

Control port data to IA

Control port data from IA

Control port clock

Clock signal for SIM interface

Serial Data Port

F14

G13

IA Serial Ports

F1

H1

G3

F2

G4

SIM

M3

Pin Name

Description

KPDSTB[6]

KPDSTB[7]

KPDRTN[0]

KPDRTN[1]

KPDRTN[2]

KPDRTN[3]

Keypad strobe lines 0 to 7

Keypad return lines 0 to 3

GPIO_B[6]

GPIO_B[7]

GPIO_C[4]

GPIO_C[5]

GPIO_C[6]

GPIO_C[7]

GPIO_D[0]

GPIO_D[1]

GPIO_D[2]

GPIO_C[0]

GPIO_C[1]

GPIO_C[2]

GPIO_C[3]

GPIO signal port B[0] to B[7]

GPIO signal port C[4] (I/O select bit = 0)

GPIO signal port C[5] (I/O select bit = 0)

DEBUG_TX (I/O select bit = 1)

GPIO signal port C[6] (I/O select bit = 0)

DEBUG_RX (I/O select bit = 1)

GPIO signal port C[7]

GPIO signal port D[0] (I/O select bit = 0)

CS[2] (I/O select bit = 1)

GPIO signal port D [1] (I/O select bit = 0)

CS[3] (I/O select bit = 1)

GPIO signal port D[2] (I/O select bit = 0)

CS[4] (I/O select bit = 1)

GPIO port C[0] (I/O select bit = 0)

SIM_5V_3V (I/O select bit = 1)

GPIO port C[1] (I/O select bit = 0)

SIM_ENABLE (I/O select bit = 1)

GPIO port C[2] (I/O select bit = 0)

SIM_RW (I/O select bit = 1)

GPIO port C[3] (I/O select bit = 0)

SIM_RESET (I/O select bit = 1)

SRLDATA

SRLCLK

Conexant serial bus data I/O

Conexant serial bus clock

CNTRLRT

DCDRDAT

ENCDRDAT

CDCCLK

CDCRATE

Control port rate

Codec port data to IA

Codec port data from IA

Codec port clock

Codec port data

SIM_DATA Bi-directional SIM data signal

100779C

Conexant

Proprietary Information and Specifications are Subject to Change

5

June 14, 2000

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