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Silicon Laboratories - Integrated RF4CE System-on-Chip

Numéro de référence EM342
Description Integrated RF4CE System-on-Chip
Fabricant Silicon Laboratories 
Logo Silicon Laboratories 





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EM342 fiche technique
EM342
High-Performance, Integrated RF4CE System-on-Chip
Features
- 32-bit ARM® Cortex -M3 processor
- 2.4 GHz IEEE 802.15.4-2003 transceiver & lower MAC
- 128 kB flash, with optional read protection
- 12 kB RAM memory
- AES128 encryption accelerator
- UART/SPI serial communications
- 16 GPIOs
Industry-leading ARM® Cortex -M3 processor
- Leading 32-bit processing performance
- Highly efficient Thumb-2 instruction set
- Operation at 6, 12, or 24 MHz
- Flexible Nested Vectored Interrupt Controller
Low power consumption, advanced management
- RX Current (w/ CPU): 26 mA
- TX Current (w/ CPU, +3 dBm TX): 31 mA
- Low deep sleep current, with retained RAM and GPIO:
400 nA without/800 nA with sleep timer
- Low-frequency internal RC oscillator for low-power sleep
timing
- High-frequency internal RC oscillator for fast (110 µs)
processor start-up from sleep
Exceptional RF Performance
- Normal mode link budget up to 103 dB; configurable up
to 110 dB
- –100 dBm normal RX sensitivity; configurable to
–102 dBm (1% PER, 20 byte packet)
- Configurable up to +8 dBm
- Robust Wi-Fi and Bluetooth coexistence
Innovative network and processor debug
- Packet Trace Port for non-intrusive packet trace with
Ember development tools
- Serial Wire/JTAG interface
- Standard ARM debug capabilities: Flash Patch & Break-
point; Data Watchpoint & Trace; Instrumentation Trace
Macrocell
Application Flexibility
- Single voltage operation: 2.1–3.6 V with internal 1.8 and
1.25 V regulators
- Optional 32.768 kHz crystal for higher timer accuracy
- Low external component count with single 24 MHz
crystal
- Support for external power amplifier
- Small 7x7 mm 48-pin QFN package
RF_TX_ALT_P,N
PA select
PA
RF_P,N
PA
LNA
SYNTH
DAC
IF ADC
BIAS_R
OSCA
OSCB
VDD_CORE
VREG_OUT
nRESET
Bias
HF crystal
OSC
Internal HF
RC-OSC
Calibration
ADC
1.25V
Regulator
1.8V
Regulator
POR
LF crystal
OSC
Internal LF
RC-OSC
TX_ACTIVE
MAC
+
Baseband
Packet Trace
Data
SRAM
12kB
Program
Flash
128kB
ARM® Cortex-M3TM
CPU with NVIC
and MPU
2nd level
Interrupt
controller
GPIO
registers
CPU debug
TPIU/ITM/
FPB/DWT
Always
Powered
Domain
Watchdog
Encryption
acclerator
Serial
Wire and
JTAG
debug
SWCLK,
JTCK
UART/SPI
Chip
manager
Sleep
timer
GPIO multiplexor switch
Rev 1.0 9/14
Copyright © 2014 by Silicon Laboratories
EM342

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