MC68HC908JW32_09 Datasheet, PDF (20/232 Pages) Freescale Semiconductor, Inc – M68HC08 Microcontrollers

General Description
PTA0/KBA0 1
NC 2
NC 3
PTC1/TCLK1 4
PTC3 5
PTB5 6
PTC0/T1CH0 7
PTE7/SS 8
PTE6/MISO 9
PTE5/MOSI 10
PTE4/SPCLK 11
NC 12
36 PTA7/KBA7
35 V_DDPLL
34 CGMXFC
33 V_SSPLL
32 REG33V
31 PTE3/D–
30 PTE2/PS2CLK/D+
29 V_SS33
28 PTB1
27 PTB0
26 OSC2
25 OSC1
NC = No Connection
Figure 1-3. 48-Pin LQFP and QFN Pin Assignment
1.5 Clock Tree
Figure 1-4 shows the clock tree diagram for the MC68HC908JW32.
88-kHz
IRC
XTAL
Clock
CGMXCLK
PLL
BCS
CGM
÷2
CGMOUT
÷3
CGMVCLK
PTC1/TCLK1
SIM
÷2
TBM
PS[2:0]
TIMER
CPU
RAM
FLASH
USB
KBI
BREAK PS2CLK
SPI
Figure 1-4. Clock Tree Diagram
MC68HC908JW32 Data Sheet, Rev. 6
20
Freescale Semiconductor