Datasheet

Unified
Clock
System
256KB
192KB
128KB
Flash
16KB
RAM
+2KB RAM
USB Buffer
+8B Backup
RAM
MCLK
ACLK
SMCLK
I/O Ports
P1/P2
2×8 I/Os
Interrupt
Capability
PA
1×16 I/Os
CPUXV2
and
Working
Registers
EEM
(L: 8+2)
XIN
XOUT
JTAG/
SBW
Interface/
Port PJ
PA PB PC PD
DMA
6 Channel
XT2IN
XT2OUT
Power
Management
LDO
SVM/SVS
Brownout
SYS
Watchdog
P2 Port
Mapping
Controller
I/O Ports
P3/P4
2×8 I/Os
Interrupt
Capability
PB
1×16 I/Os
I/O Ports
P5/P6
2×8 I/Os
PC
1×16 I/Os
I/O Ports
P7/P8
1×6 I/Os
PD
1×14 I/Os
1×8 I/Os
I/O Ports
P9
1×8 I/Os
PE
1×8 I/Os
MPY32
TA0
Timer_A
5 CC
Registers
TA1 and
TA2
2 Timer_A
each with
3 CC
Registers
TB0
Timer_B
7 CC
Registers
CRC16
USCI0,1
Ax: UART,
IrDA, SPI
Bx: SPI, I2C
ADC12_A
200 KSPS
16 Channels
(12 ext/4 int)
Autoscan
12 Bit
DV
CC
DV
SS
AV
CC
AV
SS
P1.x P2.x
P3.x
P4.x
P5.x P6.x
P7.x
P8.x P9.x
RST/NMI
REF
Reference
1.5V, 2.0V,
2.5V
LCD_B
160
Segments
USB
Full-speed
Comp_B
PJ.x
RTC_B
Battery
Backup
System
Unified
Clock
System
MCLK
ACLK
SMCLK
I/O Ports
P1/P2
2×8 I/Os
Interrupt
Capability
PA
1×16 I/Os
CPUXV2
and
Working
Registers
EEM
(L: 8+2)
XIN
XOUT
JTAG/
SBW
Interface/
Port PJ
PA PB PC PD
DMA
6 Channel
XT2IN
XT2OUT
Power
Management
LDO
SVM/SVS
Brownout
SYS
Watchdog
P2 Port
Mapping
Controller
I/O Ports
P3/P4
2×8 I/Os
Interrupt
Capability
PB
1×16 I/Os
I/O Ports
P5/P6
2×8 I/Os
PC
1×16 I/Os
I/O Ports
P7/P8
1×6 I/Os
PD
1×14 I/Os
1×8 I/Os
I/O Ports
P9
1×8 I/Os
PE
1×8 I/Os
MPY32
TA0
Timer_A
5 CC
Registers
TA1 and
TA2
2 Timer_A
each with
3 CC
Registers
TB0
Timer_B
7 CC
Registers
RTC_B
Battery
Backup
System
CRC16
USCI0,1
Ax: UART,
IrDA, SPI
Bx: SPI, I2C
ADC12_A
200 KSPS
16 Channels
(12 ext/4 int)
Autoscan
12 Bit
DV
CC
DV
SS
AV
CC
AV
SS
P1.x P2.x
P3.x
P4.x
P5.x P6.x
P7.x
P8.x P9.x
RST/NMI
REF
Reference
1.5V, 2.0V,
2.5V
DAC12_A
12 bit
2 channels
voltage out
LCD_B
160
Segments
USB
Full-speed
Comp_B
PJ.x
16KB
RAM
+2KB RAM
USB Buffer
+8B Backup
RAM
256KB
192KB
128KB
Flash
MSP430F6638, MSP430F6637, MSP430F6636
MSP430F6635, MSP430F6634, MSP430F6633
MSP430F6632, MSP430F6631, MSP430F6630
www.ti.com SLAS566D –JUNE 2010–REVISED AUGUST 2013
Functional Block Diagram, MSP430F6638, MSP430F6637, MSP430F6636
Functional Block Diagram, MSP430F6635, MSP430F6634, MSP430F6633
Copyright © 2010–2013, Texas Instruments Incorporated Submit Documentation Feedback 3
Product Folder Links: MSP430F6638 MSP430F6637 MSP430F6636 MSP430F6635 MSP430F6634 MSP430F6633
MSP430F6632 MSP430F6631 MSP430F6630