Datasheet
Table Of Contents
- features
- description
- pin designation
- functional block diagram
- Terminal Functions
- short-form description
- absolute maximum ratings
- recommended operating conditions
- electrical characteristics
- supply current into AVCC + DVCC1/2 excluding external current
- SCHMITT-trigger inputs − Ports P1, P2, P3, P4, P5, and P6; RST/NMI; JTAG: TCK, TMS, TDI/TCLK, TDO/TDI
- inputs Px.x, TAx, TBx
- leakage current − Ports P1, P2, P3, P4, P5, and P6
- outputs − Ports P1, P2, P3, P4, P5, and P6
- output frequency
- wake-up LPM3
- RAM
- LCD
- Comparator_A
- POR/brownout reset (BOR)
- SVS (supply voltage supervisor/monitor)
- DCO
- crystal oscillator, LFXT1 oscillator
- crystal oscillator, XT2 oscillator
- USART0
- 12-bit ADC, power supply and input range conditions
- 12-bit ADC, external reference
- 12-bit ADC, built-in reference
- 12-bit ADC, timing parameters
- 12-bit ADC, linearity parameters
- 12-bit ADC, temperature sensor and built-in VMID
- 12-bit DAC, supply specifications
- 12-bit DAC, linearity specifications
- 12-bit DAC, output specifications
- 12-bit DAC, reference input specifications
- 12-bit DAC, dynamic specifications; Vref = VCC, DAC12IR = 1
- operational amplifier OA, supply specifications
- operational amplifier OA, input/output specifications
- operational amplifier OA, dynamic specifications
- Flash Memory
- JTAG Interface
- JTAG Fuse
- Application Information
- input/output schematic
- Port P1, P1.0 to P1.5, input/output with Schmitt-trigger
- Port P1, P1.6, P1.7, input/output with Schmitt-trigger
- port P2, P2.0, P2.4 to P2.5, input/output with Schmitt-trigger
- port P2, P2.1 to P2.3, input/output with Schmitt-trigger
- port P2, P2.6 to P2.7, input/output with Schmitt-trigger
- port P3, P3.0 to P3.3, input/output with Schmitt-trigger
- port P3, P3.4 to P3.7, input/output with Schmitt-trigger
- port P4, P4.0 to P4.5, input/output with Schmitt-trigger
- port P4, P4.6, input/output with Schmitt-trigger
- port P4, P4.7, input/output with Schmitt-trigger
- port P5, P5.0, input/output with Schmitt-trigger
- port P5, P5.1, input/output with Schmitt-trigger
- port P5, P5.2 to P5.4, input/output with Schmitt-trigger
- port P5, P5.5 to P5.7, input/output with Schmitt-trigger
- port P6, P6.0, P6.2, and P6.4, input/output with Schmitt-trigger
- port P6, P6.1, input/output with Schmitt-trigger
- port P6, P6.3, input/output with Schmitt-trigger
- port P6, P6.5, input/output with Schmitt-trigger
- port P6, P6.6, input/output with Schmitt-trigger
- port P6, P6.7, input/output with Schmitt-trigger
- VeREF+/DAC0
- 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
- Corrections to MSP430FG43x Data Sheet (SLAS380C)

MSP430FG43x
MIXED SIGNAL MICROCONTROLLER
SLAS380C − APRIL 2004 − REVISED MARCH 2011
2
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
POST OFFICE BOX 1443
• HOUSTON, TEXAS 77251−1443
AVAILABLE OPTIONS
PACKAGED DEVICES
T
A
PLASTIC 80-PIN QFP
(PN)
−40°C to 85°C
MSP430FG437IPN
MSP430FG438IPN
MSP430FG439IPN
pin designation, MSP430FG437IPN, MSP430FG438IPN, MSP430FG439IPN
22 23
P1.7/CA1
P2.0/TA2
P2.1/TB0
P2.2/TB1
P2.3/TB2
P2.4/UTXD0
P2.5/URXD0
DV
SS2
DV
CC2
P5.7/R33
P5.6/R23
P5.5/R13
R03
P5.4/COM3
P5.3/COM2
P5.2/COM1
COM0
P3.0/STE0/S31
P3.1/SIMO0/S30
P3.2/SOMI0/S29
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
DV
CC1
P6.3/A3/OA1I1/OA1O
P6.4/A4/OA1I0
P6.5/A5/OA2I1/OA2O
P6.6/A6/DAC0/OA2I0
P6.7/A7/DAC1/SVSIN
V
REF+
XIN
XOUT
Ve
REF+
/DAC0
V
REF−
/Ve
REF−
P5.1/S0/A12/DAC1
P5.0/S1/A13
P4.7/S2/A14
P4.6/S3/A15
P4.5/S4
P4.4/S5
P4.3/S6
P4.2/S7
P4.1/S8
25 26 27 28
PN PACKAGE
(TOP VIEW)
TDO/TDI
79 78 77 76 7580 74
P6.1/A1/OA0O
P6.0/A0/OA0I0
RST/NMI
TCK
TMS
P2.6/CAOUT/S19
S21
S15
S16
S17
72 71 7073
29
30 31 32 33
69 68
21
P4.0/S9
XT2OUT
67 66 65 64
34 35 36 37
S22
S23
P3.7/S24
P3.6/S25/DMAE0
P1.0/TA0
P1.1/TA0/MCLK
P1.2/TA1
P1.3/TBOUTH/SVSOUT
P3.5/S26
P3.4/S27
38 39 40
P1.4/TBCLK/SMCLK
P1.5/TACLK/ACLK
63 62 61
TDI/TCLK
XT2IN
P1.6/CA0
S10
S20
P3.3/UCLK0/S28
S11
S12
S13
S14
P2.7/ADC12CLK/S18
P6.2/A2/OA0I1
MSP430FG43xIPN
AV
CC
DV
SS1
AV
SS