RD-0002-0201 Datasheet, PDF (1/59 Pages) Silicon Laboratories – High-Performance, Integrated ZigBee/802.15.4 System-on-Chip Family

EM358x
High-Performance, Integrated ZigBee/802.15.4 System-on-Chip Family
Complete System-on-Chip
- 32-bit ARM® Cortex -M3 processor
- 2.4 GHz IEEE 802.15.4-2003 transceiver & lower MAC
- 256 or 512 kB flash, with optional read protection
- 32 or 64 kB RAM memory
- AES128 encryption accelerator
- Flexible ADC, UART/SPI/TWI serial communications,
and general purpose timers
- Optional USB serial communications
- 24 highly configurable GPIOs with Schmitt trigger inputs
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): 27 mA
- TX Current (w/ CPU, +3 dBm TX): 31 mA
- Low deep sleep current, with retained RAM and GPIO:
1.0 A without/1.25 A 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)
- +3 dB normal mode output power; 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
OSCA
OSCB
VDD_CORE
VREG_OUT
nRESET
Bias
HF crystal
OSC
1.25V
Regulator
1.8V
Regulator
POR
LF crystal
OSC
Internal HF
RC-OSC
Calibration
ADC
Internal LF
RC-OSC
USB
Device
General
Purpose
ADC
TX_ACTIVE
MAC
+
Baseband
Packet Trace
Data
RAM
64 kB
Program
Flash
512 kB
ARM^® Cortex^TM-M3
CPU with NVIC
and MPU
2^nd level
Interrupt
controller
General
purpose
timers
GPIO
registers
CPU debug
TPIU/ITM/FPB/
DWT/ETM
Encryption
acclerator
Always
Powered
Domain
Watchdog
Serial
Wire and
JTAG
debug
UART/
SPI/TWI
Chip
manager
Sleep
timer
SWCLK, JTCK
GPIO multiplexor switch
Rev 1.0 4/14
PA[7:0], PB[7:0], PC[7:0]
Copyright © 2014 by Silicon Laboratories
EM358x