深圳市云迪科技有限公司 （非本站正式会员）

 Low Supply Voltage Range: 1.8 V to 3.6 V • Unified Clock System
• Ultralow Power Consumption – FLL Control Loop for Frequency
– Active Mode (AM): Stabilization
All System Clocks Active – Low-Power/Low-Frequency Internal Clock
230 μA/MHz at 8 MHz, 3.0 V, Flash Program Source (VLO)
Execution (Typical) – Low-Frequency Trimmed Internal Reference
110 μA/MHz at 8 MHz, 3.0 V, RAM Program Source (REFO)
Execution (Typical)
– 32-kHz Crystals
– Standby Mode (LPM3):
– High-Frequency Crystals up to 32 MHz
Real-Time Clock With Crystal , Watchdog,
• 16-Bit Timer TA0, Timer_A With Five and Supply Supervisor Operational, Full Capture/Compare Registers RAM Retention, Fast Wake-Up:
1.7 μA at 2.2 V, 2.1 μA at 3.0 V (Typical) • 16-Bit Timer TA1, Timer_A With Three
Low-Power Oscillator (VLO), Capture/Compare Registers
General-Purpose Counter, Watchdog, and • 16-Bit Timer TB0, Timer_B With Seven
Supply Supervisor Operational, Full RAM Capture/Compare Shadow Registers
Retention, Fast Wake-Up: • Up to Four Universal Serial Communication
1.2 μA at 3.0 V (Typical) Interfaces
– Off Mode (LPM4): – USCI_A0, USCI_A1, USCI_A2, and USCI_A3
Full RAM Retention, Supply Supervisor Each Supporting
Operational, Fast Wake-Up:
– Enhanced UART supporting
1.2 μA at 3.0 V (Typical) Auto-Baudrate Detection
– Shutdown Mode (LPM4.5):
– IrDA Encoder and Decoder
0.1 μA at 3.0 V (Typical)
– Synchronous SPI
• Wake-Up From Standby Mode in Less Than
– USCI_B0, USCI_B1, USCI_B2, and USCI_B3 5 μs
Each Supporting
• 16-Bit RISC Architecture
– I
2C
TM
– Extended Memory
– Synchronous SPI
– Up to 25-MHz System Clock
• 12-Bit Analog-to-Digital (A/D) Converter
• Flexible Power Management System
– Internal Reference
– Fully Integrated LDO With Programmable
– Sample-and-Hold Regulated Core Supply Voltage
– 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