MC56F8122VFAE Freescale Semiconductor, MC56F8122VFAE Datasheet - Page 31

• Manufacturer Part Number: MC56F8122VFAE
• Description: IC DSP 16BIT 40MHZ 48-LQFP
• Manufacturer: Freescale Semiconductor
• Series: 56F8xxxr

Specifications of MC56F8122VFAE

• Core Processor: 56800
• Core Size: 16-Bit
• Speed: 40MHz
• Connectivity: SCI, SPI
• Peripherals: POR, WDT
• Number Of I /o: 21
• Program Memory Size: 32KB (16K x 16)
• Program Memory Type: FLASH
• Ram Size: 4K x 16
• Voltage - Supply (vcc/vdd): 2.25 V ~ 3.6 V
• Data Converters: A/D 6x12b
• Oscillator Type: Internal
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 48-LQFP
• Data Bus Width: 16 bit
• Processor Series: MC56F81xx
• Core: 56800E
• Maximum Clock Frequency: 40 MHz
• Number Of Programmable I/os: 21
• Data Ram Size: 8 KB
• Operating Supply Voltage: - 0.3 V to + 4 V
• Maximum Operating Temperature: + 105 C
• Mounting Style: SMD/SMT
• Data Rom Size: 8 KB
• Minimum Operating Temperature: - 40 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Eeprom Size: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

3.5 Registers
When referring to the register definitions for the OCCS in the 56F8300 Peripheral User Manual, use the
register definitions with the internal Relaxation Oscillator, since the 56F8322 and 56F8122 contain this
oscillator.
Freescale Semiconductor
Preliminary
XTAL
EXTAL
Crystal
OSC
CLK_MODE
÷ (1, 2, 4, 8)
Prescaler
PLLCID
Figure 3-4 Internal Clock Operation
Relaxation
MUX
x (1 to 128)
56F8322 Technical Data, Rev. 16
OSC
Detector
PLLDB
Lock
PLL
F
OUT
PRECS
÷ 2
Reference
Detector
F
Loss of
Clock
OUT
/2
÷ (1, 2, 4, 8)
Postscaler
PLLCOD
Bus Interface
& Control
loss of reference
clock interrupt
LCK
Postscaler CLK
ZSRC
source to the
SYS_CLK2
Interface
Bus
SIM
Registers
31