MSP430F543xA, MSP430F541xA
www.ti.com
SLAS655B –JANUARY 2010–REVISED OCTOBER 2010
MIXED SIGNAL MICROCONTROLLER
1
FEATURES
•
Low Supply Voltage Range: 1.8 V to 3.6 V
•
Unified Clock System
•
Ultralow Power Consumption
–
–
–
FLL Control Loop for Frequency
Stabilization
–
Active Mode (AM):
All System Clocks Active
230 µA/MHz at 8 MHz, 3.0 V, Flash Program
Execution (Typical)
110 µA/MHz at 8 MHz, 3.0 V, RAM Program
Execution (Typical)
Low-Power/Low-Frequency Internal Clock
Source (VLO)
Low-Frequency Trimmed Internal Reference
Source (REFO)
–
–
32-kHz Crystals
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Standby Mode (LPM3):
High-Frequency Crystals up to 32 MHz
Real-Time Clock With Crystal , Watchdog,
and Supply Supervisor Operational, Full
RAM Retention, Fast Wake-Up:
1.7 µA at 2.2 V, 2.1 µA at 3.0 V (Typical)
Low-Power Oscillator (VLO),
General-Purpose Counter, Watchdog, and
Supply Supervisor Operational, Full RAM
Retention, Fast Wake-Up:
•
•
•
•
16-Bit Timer TA0, Timer_A With Five
Capture/Compare Registers
16-Bit Timer TA1, Timer_A With Three
Capture/Compare Registers
16-Bit Timer TB0, Timer_B With Seven
Capture/Compare Shadow Registers
Up to Four Universal Serial Communication
Interfaces
1.2 µA at 3.0 V (Typical)
–
–
Off Mode (LPM4):
–
USCI_A0, USCI_A1, USCI_A2, and USCI_A3
Each Supporting
Full RAM Retention, Supply Supervisor
Operational, Fast Wake-Up:
1.2 µA at 3.0 V (Typical)
–
Enhanced UART supporting
Auto-Baudrate Detection
Shutdown Mode (LPM4.5):
0.1 µA at 3.0 V (Typical)
–
–
IrDA Encoder and Decoder
Synchronous SPI
•
•
Wake-Up From Standby Mode in Less Than
5 µs
–
USCI_B0, USCI_B1, USCI_B2, and USCI_B3
Each Supporting
16-Bit RISC Architecture
–
–
I2CTM
–
–
Extended Memory
Synchronous SPI
Up to 25-MHz System Clock
•
12-Bit Analog-to-Digital (A/D) Converter
•
Flexible Power Management System
–
–
–
–
Internal Reference
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Fully Integrated LDO With Programmable
Regulated Core Supply Voltage
Sample-and-Hold
Autoscan Feature
–
Supply Voltage Supervision, Monitoring,
and Brownout
14 External Channels, 2 Internal Channels
•
•
Hardware Multiplier Supporting 32-Bit
Operations
Serial Onboard Programming, No External
Programming Voltage Needed
•
•
•
•
Three Channel Internal DMA
Basic Timer With Real-Time Clock Feature
Family Members are Summarized in Table 1
For Complete Module Descriptions, See the
MSP430x5xx Family User's Guide (SLAU208)
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
PRODUCTION DATA information is current as of publication date.
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.
Copyright © 2010, Texas Instruments Incorporated