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M4640-19 View Datasheet(PDF) - Conexant Systems

Part NameDescriptionManufacturer
M4640-19 Baseband Processor for GSM Applications Conexant
Conexant Systems Conexant
M4640-19 Datasheet PDF : 47 Pages
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M46
Baseband Processor
System
Reference Clock
SIM Interface
Conexant Serial
Bus
RTC Alarm
RTC Supply
Annunciator
Keypad
GPIO
SIM
Interface
Conexant
Serial Bus
Real-Time
Clock
Timers
Clock
Enables
Pulse Width
Modulator
Keypad
Interface
GPIO Ports
DMA
Controller
Cyclic
Redundancy
Check
Clock Generation and PLL
Clock for Internal
Peripherals
IROM
Internal
Peripheral Bus
DSP Clock
ARM Clock
ARM Core
ARM Bus
System Integration Unit
Dual Port RAM
IRAM
DSP Core
Control Port
Receive Port
Codec Port
DSP Control Port
DSP Receive Port
DSP Codec Port
Figure 1. BP Block Diagram
External
Expansion Bus
ARM
Interrupt
Controller
Debug
Serial Port
Serial Data
Services Serial
Port
IrDA Pulse
Shaper
Autobaud
Escape
Sequence/
Flow Control
System Address Bus
System Data Bus
System Chip Selects
Debug Port
SDS Port
IrDA Compatible
SDS Port
C854
2
June 14, 2000
Conexant
Proprietary Information and Specifications are Subject to Change
100779C
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