MK22DX128VMC5 Freescale Semiconductor, MK22DX128VMC5 Datasheet - Page 37

• Manufacturer Part Number: MK22DX128VMC5
• Description: ARM Microcontrollers - MCU ARM+128KB +USB
• Manufacturer: Freescale Semiconductor

Specifications of MK22DX128VMC5

• Rohs: yes
• Core: ARM Cortex M4
• Processor Series: K20
• Data Bus Width: 32 bit
• Maximum Clock Frequency: 50 MHz
• Program Memory Size: 128 KB
• Data Ram Size: 32 KB
• On-chip Adc: Yes
• Operating Supply Voltage: 1.71 V to 3.6 V
• Operating Temperature Range: - 40 C to + 85 C
• Package / Case: MAPBGA-121
• Mounting Style: SMD/SMT
• A/d Bit Size: 16 bit
• Interface Type: I2C, I2S, SPI, UART, USB
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Number Of Programmable I/os: 16
• Number Of Timers: 4
• On-chip Dac: Yes
• Program Memory Type: Flash
• Supply Voltage - Max: 3.6 V
• Supply Voltage - Min: 1.71 V

4.5.2.5 External Watchdog Monitor (EWM)
4.5.2.6 System Clocks
4.5.3
4.5.3.1 On-Chip Memory
Freescale Semiconductor, Inc.
• Independent 1 kHz LPO clock source
• Output signal to gate an external circuit which is controlled by CPU service or external input
• Frequency-locked loop (FLL)
• Phase-locked loop (PLL)
• Internal reference clock generator
• External clock from the Crystal Oscillator (XOSC)
• External clock monitor with reset request capability
• Lock detector with interrupt request capability for use with the PLL
• Auto Trim Machine (ATM) for trimming both the slow and fast internal reference clocks
• Multiple clock source options available for most peripherals
• 50MHz performance devices
• 72MHz performance devices
• 100MHz performance devices
• 120MHz performance devices
• Digitally-controlled oscillator (DCO)
• DCO frequency range is programmable
• Option to program DCO frequency for a 32,768 Hz external reference clock source
• Internal or external reference clock can be used to control the FLL
• 0.2% resolution using 32 kHz internal reference clock
• Voltage-controlled oscillator (VCO)
• External reference clock is used to control the PLL
• Modulo VCO frequency divider Phase/Frequency detector
• Integrated loop filter
• Slow clock with nine trim bits for accuracy
• Fast clock with four trim bits
• Can be used to control the FLL
• Either the slow or the fast clock can be selected as the clock source for the MCU
• Can be used as a clock source for other on-chip peripherals
• Can be used to control the FLL and/or the PLL
• Can be selected as the clock source for the MCU
• Up to 512KB program flash memory
• Flexmemory block contains up to 64KB FlexNVM and 4KB FlexRAM with up to 4KB EEPROM capability
• Up to 64KB SRAM
• Up to 256KB program flash memory
• Flexmemory block contains up to 32KB FlexNVM and 2KB FlexRAM with up to 2KB EEPROM capability
• Up to 64KB SRAM
• Up to 512KB program flash memory
• Flexmemory block contains up to 256KB FlexNVM and 4KB FlexRAM with up to 4KB EEPROM capability
• Up to 128KB SRAM
• Up to 1024KB program flash memory
Memories and Memory Interfaces
K20 Family Product Brief, Rev. 11, 08/2012
Memories and Memory Interfaces
37