MC908AP32CFBE Freescale, MC908AP32CFBE Datasheet - Page 41

• Manufacturer Part Number: MC908AP32CFBE
• Manufacturer: Freescale

Specifications of MC908AP32CFBE

• Cpu Family: HC08
• Device Core Size: 8b
• Frequency (max): 8MHz
• Interface Type: SCI/SPI
• Total Internal Ram Size: 2KB
• # I/os (max): 32
• Number Of Timers - General Purpose: 4
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (min): 2.7V
• On-chip Adc: 8-chx10-bit
• Instruction Set Architecture: CISC
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 44
• Package Type: PQFP
• Program Memory Type: Flash
• Program Memory Size: 32KB
• Lead Free Status / RoHS Status: Compliant

2.4 Random-Access Memory (RAM)
The following table shows the RAM size and address range:
The location of the stack RAM is programmable. The 16-bit stack pointer allows the stack to be anywhere
in the 64k-byte memory space.
Freescale Semiconductor
Priority
Highest
MC68HC908AP64
MC68HC908AP32
MC68HC908AP16
MC68HC908AP8
Device
INT Flag
Table 2-1. Vector Addresses (Continued)
IF8
IF7
IF6
IF5
IF4
IF3
IF2
IF1
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MC68HC908AP Family Data Sheet, Rev. 4
Address
$FFEC
$FFED
$FFEE
$FFFC
$FFFD
$FFEF
$FFFA
$FFFB
$FFFE
$FFFF
$FFF0
$FFF1
$FFF2
$FFF3
$FFF4
$FFF5
$FFF6
$FFF7
$FFF8
$FFF9
RAM Size (Bytes)
2,048
1,024
TIM2 Channel 1 Vector (High)
TIM2 Channel 1 Vector (Low)
TIM2 Channel 0 Vector (High)
TIM2 Channel 0 Vector (Low)
TIM1 Overflow Vector (High)
TIM1 Overflow Vector (Low)
TIM1 Channel 1 Vector (High)
TIM1 Channel 1 Vector (Low)
TIM1 Channel 0 Vector (High)
TIM1 Channel 0 Vector (Low)
PLL Vector (High)
PLL Vector (Low)
IRQ2 Vector (High)
IRQ2 Vector (Low)
IRQ1 Vector (High)
IRQ1 Vector (Low)
SWI Vector (High)
SWI Vector (Low)
Reset Vector (High)
Reset Vector (Low)
Memory Address Range
Vector
$0060–$085F
$0060–$045F
Random-Access Memory (RAM)
41