MSP430F543xA, MSP430F541xA
www.ti.com
SLAS655B – JANUARY 2010 – REVISED OCTOBER 2010
MIXED SIGNAL MICROCONTROLLER
FEATURES
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Low Supply Voltage Range: 1.8 V to 3.6 V
Ultralow Power Consumption
– 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)
– Standby Mode (LPM3):
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:
1.2 µA at 3.0 V (Typical)
– Off Mode (LPM4):
Full RAM Retention, Supply Supervisor
Operational, Fast Wake-Up:
1.2 µA at 3.0 V (Typical)
– Shutdown Mode (LPM4.5):
0.1 µA at 3.0 V (Typical)
Wake-Up From Standby Mode in Less Than
5 µs
16-Bit RISC Architecture
– Extended Memory
– Up to 25-MHz System Clock
Flexible Power Management System
– Fully Integrated LDO With Programmable
Regulated Core Supply Voltage
– Supply Voltage Supervision, Monitoring,
and Brownout
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Unified Clock System
– FLL Control Loop for Frequency
Stabilization
– Low-Power/Low-Frequency Internal Clock
Source (VLO)
– Low-Frequency Trimmed Internal Reference
Source (REFO)
– 32-kHz Crystals
– High-Frequency Crystals up to 32 MHz
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
– USCI_A0, USCI_A1, USCI_A2, and USCI_A3
Each Supporting
– Enhanced UART supporting
Auto-Baudrate Detection
– IrDA Encoder and Decoder
– Synchronous SPI
– USCI_B0, USCI_B1, USCI_B2, and USCI_B3
Each Supporting
– I2CTM
– Synchronous SPI
12-Bit Analog-to-Digital (A/D) Converter
– Internal Reference
– Sample-and-Hold
– Autoscan Feature
– 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)
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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