MC68HC908MR8CP Freescale Semiconductor, MC68HC908MR8CP Datasheet - Page 138

• Manufacturer Part Number: MC68HC908MR8CP
• Description: IC MCU 8K FLASH 8MHZ PWM 28-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908MR8CP

• Core Processor: HC08
• Core Size: 8-Bit
• Speed: 8MHz
• Connectivity: SCI
• Peripherals: LVD, POR, PWM
• Number Of I /o: 12
• Program Memory Size: 8KB (8K x 8)
• Program Memory Type: FLASH
• Ram Size: 256 x 8
• Voltage - Supply (vcc/vdd): 4.5 V ~ 5.5 V
• Data Converters: A/D 4x10b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 28-DIP (0.600", 15.24mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -

Clock Generator Module (CGM)
Technical Data
138
certain number of clock cycles, n
PLL is within the lock mode entry tolerance, ∆
acquisition time, t
acquisition to lock time, t
since the average frequency over the entire measurement period must
be within the specified tolerance, the total time usually is longer than
t
In manual mode, it is usually necessary to wait considerably longer than
t
Circuit) because the factors described in
on Reaction Time
Lock
Lock
as calculated above.
before selecting the PLL clock (see
Clock Generator Module (CGM)
ACQ
may slow the lock time considerably.
, is an integer multiple of n
AL
, is an integer multiple of n
TRK
, is required to ascertain that the
8.11.2 Parametric Influences
8.4.3 Base Clock Selector
Lock
MC68HC908MR8 — Rev 4.1
ACQ
. Therefore, the
Freescale Semiconductor
/f
RDV
TRK
, and the
/f
RDV
. Also,