MSP430F20X3_14 Datasheet, PDF (7/94 Pages) Texas Instruments – MIXED SIGNAL MICROCONTROLLER

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MSP430F20x3
MSP430F20x2
MSP430F20x1
SLAS491I – AUGUST 2005 – REVISED DECEMBER 2012
Functional Block Diagram, MSP430F20x3
VCC
VSS
XIN
XOUT
Basic Clock
System+
ACLK
SMCLK
MCLK
Flash
2kB
1kB
RAM
128B
128B
P1.x & JTAG
8
P2.x &
XIN/XOUT
2
SD16_A
16−bit
Sigma−
Delta A/D
Converter
Port P1
Port P2
8 I/O
Interrupt
capability,
pull−up/down
resistors
2 I/O
Interrupt
capability,
pull−up/down
resistors
16MHz
CPU
incl. 16
Registers
MAB
MDB
Emulation
(2BP)
JTAG
Interface
Spy−Bi Wire
Brownout
Protection
Watchdog
WDT+
15/16−Bit
Timer_A2
2 CC
Registers
USI
Universal
Serial
Interface
SPI, I2C
RST/NMI
NOTE: See port schematics section for detailed I/O information.
Copyright © 2005–2012, Texas Instruments Incorporated
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