mc9rs08ka8 Freescale Semiconductor, Inc, mc9rs08ka8 Datasheet - Page 3

• Manufacturer Part Number: mc9rs08ka8
• Description: Rs08 Central Processor Unit
• Manufacturer: Freescale Semiconductor, Inc

1
The block diagram,
2
This section shows the pin assignments in the packages available for the MC9RS08KA8 series.
Freescale Semiconductor
V
V
V
PP
SS
DD
LOW-POWER OSCILLATOR
20-MHz INTERNAL CLOCK
MCU Block Diagram
Pin Assignments
(MC9RS08KA8 = 8192 BYTES)
(MC9RS08KA4 = 4096 BYTES)
(MC9RS08KA8 = 254 BYTES)
(MC9RS08KA4 = 126 BYTES)
VOLTAGE REGULATOR
WAKEUP
RESETS AND INTERRUPTS
31.25 kHz to 39.0625 kHz
RS08 SYSTEM CONTROL
CPU
MODES OF OPERATION
POWER MANAGEMENT
COP
SOURCE (ICS)
RS08 CORE
USER RAM
1 MHz to 5 MHz
USER FLASH
(XOSC)
Figure
1, shows the structure of the MC9RS08KA8 MCU.
BDC
LVD
RTI
Figure 1. MC9RS08KA8 Series Block Diagram
Preliminary—Subject to Change Without Notice
MC9RS08KA8 Series, Rev. 1
ANALOG COMPARATOR
KEYBOARD INTERRUPT
ANALOG-TO-DIGITAL
CONVERTER (ADC)
(MTIM1 and MTIM2)
16-BIT TIMER/PWM
IIC MODULE(IIC)
MODULE (TPM)
8-BIT TIMER
(ACMP)
10-BIT
PTA5/TCLK/RESET/V
PTA4/ACMPO/BKGD/MS
PTA3/KBIP3/SCL/ADP3
PTA2/KBIP2/SDA/ADP2
PTA1/KBIP1/TPMCH1/ADP1/ACMP–
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
PTB7/SCL/EXTAL
PTB6/SDA/XTAL
PTB5/TPMCH1
PTB4/TPMCH0
PTB3/KBIP7/ADP7
PTB2/KBIP6/ADP6
PTB1/KBIP5/ADP5
PTB0/KBIP4/ADP4
PTC3/ADP11
PTC2/ADP10
PTC1/ADP9
PTC0/ADP8
MCU Block Diagram
PP
3