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Número de pieza | EM341 | |
Descripción | Integrated RF4CE System-on-Chip | |
Fabricantes | Silicon Laboratories | |
Logotipo | ||
Hay una vista previa y un enlace de descarga de EM341 (archivo pdf) en la parte inferior de esta página. Total 30 Páginas | ||
No Preview Available ! EM341
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
- Flexible ADC, UART/SPI/TWI serial communications,
and general purpose timers
- 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): 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)
- +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
Internal LF
RC-OSC
Calibration
ADC
General
Purpose
ADC
TX_ACTIVE
MAC
+
Baseband
Packet Trace
Data
RAM
12 kB
Program
Flash
128 kB
ARM® CortexTM-M3
CPU with NVIC
and MPU
2nd level
Interrupt
controller
General
purpose
timers
GPIO
registers
CPU debug
TPIU/ITM/
FPB/DWT
Always
Powered
Domain
Watchdog
Encryption
acclerator
Serial
Wire and
JTAG
debug
UART/
SPI/TWI
Chip
manager
Sleep
timer
SWCLK,
JTCK
GPIO multiplexor switch
PA[7:0], PB[7:0], PC[7:0]
Rev 1.0 8/14
Copyright © 2014 by Silicon Laboratories
EM341
1 page C3 Y1
C4
EM341
R1 VBRD
Antenna
L3 L2
C9 C5 C6
Harmonic
Filter
Ceramic
Balun
L1
1
VDD_24MHz
2
VDD_ VCO
3
RF_P
4
RF_N
5
6 VDD_RF
7 RF_TX_ ALT_P
8 RF_TX_ ALT_N
VDD_IF
9
NC
10
VDD_ PADSA
11
PC5
12
nRESET
EM341
PB0
PC4
PC3
PC2
JTCK
PB2
PB1
PA6
36
35
34
33
32
31
30
29
28
VDD_ PADS
PA5
PA4
PA3
GND
27
26
25
49
C7
Optional Y2
C8
R3
C1
C2
PC2
PC0
PC3
JTCK Programing and
PC4 debug interface
nReset ( these pins should be
PA4 routed to test point)s
PA5
Figure 1.1. Typical Application Circuit
Rev 1.0
5
5 Page EM341
Figure 2.1 shows the variation of current in transmit mode (with the ARM® CortexTM-M3 running at 12 MHz).
Figure 2.1. Transmit Power Consumption
Rev 1.0
11
11 Page |
Páginas | Total 30 Páginas | |
PDF Descargar | [ Datasheet EM341.PDF ] |
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