MC68HC08AZ32A Datasheet, PDF (38/456 Pages) Motorola, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
General Description
Table 1-1. External Pins Summary (Continued)
PIN NAME
FUNCTION
DRIVER TYPE
HYSTERESIS⁽¹⁾
V_DDAREF
OSC1
OSC2
ADC Power supply
External Clock In
External Clock Out
NA
NA
NA
NA
NA
NA
CGMXFC
PLL Loop Filter Cap
NA
NA
IRQ
RST
RxCAN
TxCAN
External Interrupt Request
Reset
MSCAN08 Serial Input
MSCAN08 Serial Output
NA
NA
NA
NA
NA
YES
Output
NA
1. Hysteresis is not 100% tested but is typically a minimum of 300mV.
RESET STATE
NA
Input (Hi-Z)
Output
NA
Input (Hi-Z)
Input (Hi-Z)
Input (Hi-Z)
Output
Details of the clock connections to each of the modules on the
MC68HC08AZ32A are shown in Table 1-3. A short description of each
clock source is also given in Table 1-2.
Signal name
CGMXCLK
CGMOUT
Bus Clock
SPSCK
TACLK
TBCLK
Table 1-2. Signal Name Conventions
Description
Buffered version of OSC1 from Clock Generator Module (CGM)
PLL-based or OSC1-based clock output from Clock Generator Module
(CGM)
CGMOUT divided by two
SPI serial clock
External clock Input for TIMA
External clock Input for TIMB
Module
ADC
MSCAN08
COP
CPU
Table 1-3. Clock Source Summary
Clock source
CGMXCLK or Bus Clock
CGMXCLK or CGMOUT
CGMXCLK
Bus Clock
Technical Data
38
MC68HC08AZ32A — Rev 1.0
General Description
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