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SLAS421 − APRIL 2004
D
D
Low Supply-Voltage Range, 1.8 V . . . 3.6 V
D
D
Supply Voltage Supervisor/Monitor With
Programmable Level Detection
Ultralow-Power Consumption:
− Active Mode: 400 µA at 1 MHz, 3.0 V
− Standby Mode: 1.6 µA
− Off Mode (RAM Retention): 0.1 µA
Five Power-Saving Modes
Serial Onboard Programming,
No External Programming Voltage Needed
Programmable Code Protection by Security
Fuse
D
D
D
D
Bootstrap Loader in Flash Devices
Wake-Up From Standby Mode in less
than 6 µs
Frequency-Locked Loop, FLL+
Family Members Include:
− MSP430F423:
8KB + 256B Flash Memory,
256B RAM
− MSP430F425:
16KB + 256B Flash Memory,
512B RAM
− MSP430F427:
D
D
16-Bit RISC Architecture, 125-ns
Instruction Cycle Time
D
D
Three Independent 16-bit Sigma-Delta A/D
Converters with Differential PGA Inputs
16-Bit Timer_A With Three
Capture/Compare Registers
32KB + 256B Flash Memory,
1KB RAM
D
Integrated LCD Driver for 128 Segments
D
D
Available in 64-Pin Quad Flat Pack (QFP)
D
Serial Communication Interface (USART),
Asynchronous UART or Synchronous SPI
selectable by software
For Complete Module Descriptions, Refer
to the MSP430x4xx Family User’s Guide,
Literature Number SLAU056
D
Brownout Detector
description
The Texas Instruments MSP430 family of ultralow power microcontrollers consist of several devices featuring
different sets of peripherals targeted for various applications. The architecture, combined with five low power
modes is optimized to achieve extended battery life in portable measurement applications. The device features
a powerful 16-bit RISC CPU, 16-bit registers, and constant generators that attribute to maximum code efficiency.
The digitally controlled oscillator (DCO) allows wake-up from low-power modes to active mode in less than 6µs.
The MSP430F42x series are microcontroller configurations with three independent 16-bit sigma-delta A/D
converters, each with an integrated differential programmable gain amplifier input stage. Also included is a
built-in 16-bit timer, 128 LCD segment drive capability, hardware multiplier and 14 I/O pins.
Typical applications include high resolution applications such as handheld metering equipment, weigh scales
and energy meters.
AVAILABLE OPTIONS
PACKAGED DEVICES
T
A
PLASTIC 64-PIN QFP
(PM)
MSP430F423IPM
MSP430F425IPM
MSP430F427IPM
−40°C to 85°C
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.
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Copyright 2004 Texas Instruments Incorporated
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1
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