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MSP430F6438, MSP430F6436, MSP430F6435, MSP430F6433
SLAS720D –AUGUST 2010–REVISED DECEMBER 2015
MSP430F643x Mixed-Signal Microcontrollers
1 Device Overview
1.1 Features
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• Low Supply Voltage Range: 1.8 V to 3.6 V • Four 16-Bit Timers With 3, 5, or 7
Capture/Compare Registers
• Ultra-Low Power Consumption
• Two Universal Serial Communication Interfaces
– Active Mode (AM):
(USCIs)
All System Clocks Active:
270 µA/MHz at 8 MHz, 3.0 V, Flash Program – USCI_A0 and USCI_A1 Each Support:
Execution (Typical)
• Enhanced UART Supports Automatic Baud-
– Standby Mode (LPM3):
Rate Detection
Watchdog With Crystal and Supply Supervisor
• IrDA Encoder and Decoder
Operational, Full RAM Retention, Fast Wakeup:
• Synchronous SPI
1.8 µA at 2.2 V, 2.1 µA at 3.0 V (Typical)
– USCI_B0 and USCI_B1 Each Support:
– Shutdown Real-Time Clock (RTC) Mode
• I
2
C
(LPM3.5):
• Synchronous SPI
Shutdown Mode, Active RTC With Crystal:
• Integrated 3.3-V Power System
1.1 µA at 3.0 V (Typical)
• 12-Bit Analog-to-Digital Converter (ADC) With
– Shutdown Mode (LPM4.5):
Internal Shared Reference, Sample-and-Hold, and
0.3 µA at 3.0 V (Typical)
Autoscan Feature
• Wake up From Standby Mode in 3 µs (Typical)
• Dual 12-Bit Digital-to-Analog Converters (DACs)
• 16-Bit RISC Architecture, Extended Memory, up to
With Synchronization
20-MHz System Clock
• Voltage Comparator
• Flexible Power-Management System
• Integrated Liquid Crystal Display (LCD) Driver With
– Fully Integrated LDO With Programmable
Contrast Control for up to 160 Segments
Regulated Core Supply Voltage
• Hardware Multiplier Supports 32-Bit Operations
– Supply Voltage Supervision, Monitoring, and
• Serial Onboard Programming, No External
Brownout
Programming Voltage Needed
• Unified Clock System
• Six-Channel Internal DMA
– FLL Control Loop for Frequency Stabilization
• RTC Module With Supply Voltage Backup Switch
– Low-Power Low-Frequency Internal Clock
• Table 3-1 Summarizes the Available Family
Source (VLO)
Members
– Low-Frequency Trimmed Internal Reference
• For Complete Module Descriptions, See the
Source (REFO)
MSP430x5xx and MSP430x6xx Family User's
– 32-kHz Crystals (XT1)
Guide (SLAU208)
– High-Frequency Crystals up to 32 MHz (XT2)
1.2 Applications
• Analog and Digital Sensor Systems • Thermostats
• Digital Motor Control • Digital Timers
• Remote Controls • Hand-Held Meters
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An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.
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