Datasheet
Table Of Contents
- features
- description
- Available Options
- pin designation
- functional block diagram
- Terminal Functions
- short-form description
- absolute maximum ratings
- recommended operating conditions
- electrical characteristics over recommended operating free-air temperature
- supply current into AVCC + DVCC excluding external
- current consumption of active mode versus system frequency
- current consumption of active mode versus supply voltage
- Schmitt-trigger inputs -- Ports P1 and P2, RST/NMI, JTAG (TCK, TMS, TDI/TCLK, TDO/TDI)
- inputs Px.x, TAx
- leakage current
- outputs -- Ports P1 and P2
- output frequency
- wake-up LPM3
- RAM
- LCD
- USART0
- POR brownout, reset
- SVS (supply voltage supervisor/monitor)
- DCO
- crystal oscillator, LFXT1 oscillator
- SD16, power supply and recommended operating conditions
- SD16, analog input range
- SD16, analog performance (fSD16 = 1MHz, SD16OSRx = 256, SD16REFON = 1)
- SD16, built-in voltage reference
- SD16, built-in reference output buffer
- SD16, external reference input
- flash memory
- JTAG interface
- JTAG fuse
- Application Information
- input/output schematic
- Port P1, P1.0 to P1.1, input/output with Schmitt trigger
- Port P1, P1.2 to P1.7, input/output with Schmitt trigger
- Port P2, P2.0 to P2.1, input/output with Schmitt trigger
- Port P2, P2.2 to P2.5, input/output with Schmitt trigger
- Port P2, unbonded GPIOs P2.6 and P2.7
- JTAG pins (TMS, TCK, TDI/TCLK, TDO/TDI), input/output with Schmitt trigger or output
- JTAG fuse check mode
- input/output schematic
- Data Sheet Revision History
MSP430F42xA
MIXED SIGNAL MICROCONTROLLER
SLAS587 -- FEBRUARY 2008
3
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
functional block diagram
SD16
Three 16-bit
Sigma-Delta
A/D
Converters
DV
CC
DV
SS
AV
CC
AV
SS
RST/NMI
P1
Flash
32KB
16KB
8KB
RAM
1KB
512B
256B
Watchdog
WDT+
15/16-Bit
Timer_A3
3CCReg
Port 1
8 I/O
Interrupt
Capability
POR/
SVS/
Brownout
Basic
Timer 1
1 Interrupt
Vector
LCD
128
Segments
1,2,3,4 MUX
f
LCD
8
USART0
UART or
SPI
Function
Oscillators
FLL+
MCLK
8MHz
CPU
incl. 16
Registers
XOUT
JTAG
Interface
XIN
SMCLK
ACLK
MDB
MAB
Emulation
P2
Port 2
6 I/O
Interrupt
Capability
6
Module
Hardware
Multiplier
MPY, MPYS
MAC,MACS