MSP430G2553

Part: MSP430G2553 — Texas Instruments

Type: Ultra-Low-Power 16-Bit RISC Microcontroller

Description: 16-bit ultra-low-power RISC microcontroller operating up to 16 MHz with 16 KB Flash, 512 B RAM, 10-bit 200-ksps ADC, and USCI interface.

Operating Conditions:

• Supply voltage: 1.8 to 3.6 V (2.2 to 3.6 V during flash programming or erase)
• Operating temperature: -40 to 85 °C
• Processor frequency: dc to 16 MHz (at VCC = 3.3 V)

Absolute Maximum Ratings:

• Max supply voltage: 4.1 V (applied at VCC to VSS)
• Max junction/storage temperature: 150 °C (storage temperature range: -55°C to 150°C)

Key Specs:

• Maximum CPU frequency: 16 MHz (at VCC = 3.3 V, Duty cycle = 50% ± 10%)
• Flash memory: 16 KB
• SRAM: 512 B
• Active mode supply current: 230 μA (at 1 MHz, 2.2 V)
• Standby mode supply current: 0.5 μA
• Off mode supply current (RAM retention): 0.1 μA
• ADC: 10-bit, 200-ksps with internal reference, sample-and-hold, autoscan, and 8 channels
• Wake-up time from standby: <1 μs

Features:

• 16-bit RISC architecture with 62.5-ns instruction cycle time
• Five software-selectable low-power modes (LPM0 to LPM4)
• Universal Serial Communication Interface (USCI) supporting UART (LIN), IrDA, SPI, and I2C
• Two 16-bit Timer_A architectures with three capture/compare registers each
• On-chip analog comparator (Comparator_A+)
• Up to 24 capacitive-touch enabled I/O pins
• On-chip emulation logic with Spy-Bi-Wire interface
• Internal calibrated DCO frequencies up to 16 MHz plus internal very-low-power LF oscillator

Applications:

• Low-cost sensor systems
• Portable measurement applications
• Battery-operated equipment

Package:

• 20-pin TSSOP (PW20)
• 28-pin TSSOP (PW28)
• 20-pin PDIP (N20)
• 32-pin QFN (RHB32)

• ·
• Low Supply-Voltage Range: 1.8 V to 3.6 V
• Ultra-Low Power Consumption
• -Active Mode: 230 μA at 1 MHz, 2.2 V
• -Standby Mode: 0.5 μA
• -Off Mode (RAM Retention): 0.1 μA
• Five Power-Saving Modes
• Ultra-Fast Wake-Up From Standby Mode in Less Than 1 μs
• 16-Bit RISC Architecture, 62.5-ns Instruction Cycle Time
• Basic Clock Module Configurations
• -Internal Frequencies up to 16 MHz With Four Calibrated Frequency
• -Internal Very-Low-Power Low-Frequency (LF) Oscillator
• -32-kHz Crystal
• -External Digital Clock Source
• Two 16-Bit Timer_A With Three Capture/Compare Registers
• Up to 24 Capacitive-Touch Enabled I/O Pins

• PIN NAME (P1.x) FUNCTION CONTROL BITS AND SIGNALS (1) - P1DIR.x CONTROL BITS AND SIGNALS (1) - P1SEL.x CONTROL BITS AND SIGNALS (1) - P1SEL2.x CONTROL BITS AND SIGNALS (1) - ADC10AE.x INCH.x=1 (2) CONTROL BITS AND SIGNALS (1) - CAPD.y
• P1.0/ TA0CLK/ ACLK/ A0 (2) / CA0/ Pin Osc 0 P1.x (I/O) I: 0; O: 1 0 0 0 0
• 0 TA0.TACLK 0 1 0 0 0
• 0 ACLK 1 1 0 0 0
• 0 A0 X X X 1 (y = 0) 0
• 0 CA0 X X X 0 1 (y = 0)
• 0 Capacitive sensing X 0 1 0 0
• P1.1/ TA0.0/ A1 (2) / CA1/ Pin Osc P1.2/ TA0.1/ 1 P1.x (I/O) I: 0; O: 1 0 0 0 0
• 1 TA0.0 1 1 0 0 0
• 1 TA0.CCI0A 0 1 0 0 0
• UCA0RXD/ 1 UCA0RXD from USCI 1 1 0 0
• UCA0SOMI/ 1 UCA0SOMI from USCI 1 1 0 0
• 1 A1 X X X 1 (y = 1) 0
• 1 CA1 X X X 0 1 (y = 1)
• 1 Capacitive sensing X 0 1 0 0
• 1 P1.x (I/O) I: 0; O: 1 0 0 0 0
• 1 TA0.1 1 1 0 0 0
• 1 TA0.CCI1A 0 1 0 0 0
• UCA0TXD/ UCA0SIMO/ 1 UCA0TXD from USCI 1 1 0 0
• 1 UCA0SIMO from USCI 1 1 0 0
• A2 (2) / 1 A2 X X X 1 (y = 2) 0
• CA2/ 1 CA2 X X X 0 1 (y = 2)
• Pin Osc 1 Capacitive sensing X 0 1 0 0

Typical values are specified at VCC = 3.3 V and TA = 25°C (unless otherwise noted)

Note: Minimum processor frequency is defined by system clock. Flash program or erase operations require a minimum VCC of 2.2 V.

Figure 1. Safe Operating Area