CC2620 Datasheet, PDF (3/52 Pages) Texas Instruments – SimpleLink ZigBee RF4CE Wireless MCU

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1.4 Functional Block Diagram
Figure 1-1 shows a block diagram for the CC2620.
CC2620
SWRS178C – FEBRUARY 2015 – REVISED JULY 2016
SimpleLink^TM CC26xx wireless MCU
cJTAG
Main CPU
ROM
ARM^®
Cortex^®-M3
128KB
Flash
8KB
cache
20KB
SRAM
RF core
ADC
ADC
Digital PLL
DSP modem
ARM^®
Cortex^®-M0
4KB
SRAM
ROM
General peripherals / modules
I²C
4× 32-bit Timers
UART
I2S
10 / 15 / 31 GPIOs
AES
2× SSI (SPI, µW, TI)
Watchdog timer
TRNG
Temp. / batt. monitor
32 ch. µDMA
RTC
Sensor controller
Sensor controller
engine
12-bit ADC, 200 ks/s
2x comparator
SPI-I²C digital sensor IF
Constant current source
Time-to-digital converter
DC-DC converter
2KB SRAM
Copyright © 2016, Texas Instruments Incorporated
Figure 1-1. Block Diagram
Copyright © 2015–2016, Texas Instruments Incorporated
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