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
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
AVAILABLE OPTIONS
PACKAGED DEVICES
T
A
PLASTIC 64-PIN QFP
(PM)
-- 4 0 °Cto85°C
MSP430F423AIPM
MSP430F425AIPM
MSP430F427AIPM
pin designation
†
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
P1.5/TACLK/ACLK/S28
P2.3/SVSIN
P2.4/UTXD0
P2.5/URXD0
RST/NMI
TCK
TMS
TDI/TCLK
TDO/TDI
P1.0/TA0
P1.1/TA0/MCLK
P1.2/TA1/S31
P1.3/SVSOUT/S3
0
P1.4/S29
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
S16
S17
S18
S19
S20
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
P1.6/SIMO0/S27
P1.7/SOMI0/S26
P2.0/TA2/S25
P2.1/UCLK0/S24
R33
R23
R13
R03
COM3
COM2
COM1
COM0
S23
S21
S22
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
A0.0+
A0.0--
A1.0+
A1.0--
A2.0+
A2.0--
XIN
XOUT
P2.2/STE0
S0
S1
S2
S4
S3
MSP430F42xA
V
REF
AV
CC
DV
CC
AV
SS
DV
SS
†
It is recommended to short unused analog input pairs and connect them to analog ground.