MK22DX256VLH5 Freescale Semiconductor, MK22DX256VLH5 Datasheet - Page 36

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MK22DX256VLH5

Manufacturer Part Number
MK22DX256VLH5
Description
ARM Microcontrollers - MCU ARM+256Kb +USB
Manufacturer
Freescale Semiconductor
Datasheet

Specifications of MK22DX256VLH5

Rohs
yes
Core
ARM Cortex M4
Processor Series
MK22DX256
Data Bus Width
32 bit
Maximum Clock Frequency
50 MHz
Program Memory Size
256 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 + 105 C
Package / Case
LQFP-64
Mounting Style
SMD/SMT

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MK22DX256VLH5
Manufacturer:
Freescale Semiconductor
Quantity:
10 000
System modules
4.5.2
4.5.2.1 Power Management Control Unit (PMC)
4.5.2.2 DMA Channel Multiplexer (DMA MUX)
4.5.2.3 DMA Controller
4.5.2.4 Watchdog Timer (WDOG)
36
• CoreSight
• Test Port Interface Unit (TPIU) acts as a bridge between ITM or ETM and an off-chip Trace Port Analyzer
• Flash Patch and Breakpoints (FPB) implements hardware breakpoints and patches code and data from code space to
• Separate digital (regulated) and analog (referenced to digital) supply outputs
• Programmable power saving modes
• No output supply decoupling capacitors required
• Available wake-up from power saving modes via RTC and external inputs
• Integrated Power-on Reset (POR)
• Integrated Low Voltage Detect (LVD) with reset (brownout) capability
• Selectable LVD trip points
• Programmable Low Voltage Warning (LVW) interrupt capability
• Buffered bandgap reference voltage output
• Factory programmed trim for bandgap and LVD
• 1 kHz Low Power Oscillator (LPO)
• 16 independently selectable DMA channel routers
• 4 periodic trigger sources available
• Each channel router can be assigned to 1 of 63 possible peripheral DMA sources
• Up to 3216 fully programmable channels with 32-byte transfer control descriptors
• Data movement via dual-address transfers for 8-, 16-, 32-, 128-, and 256-bit data values
• Programmable source, destination addresses, transfer size, support for enhanced address modes
• Support for major and minor nested counters with one request and one interrupt per channel
• Support for channel-to-channel linking and scatter/gather for continuous transfers with fixed priority and round-robin
• Independent, configurable clock source input
• Write-once control bits with unlock sequence
• Programmable timeout period
• Ability to test watchdog timer and reset
• Windowed refresh option
• Robust refresh mechanism
• Cumulative count of watchdog resets between power-on resets
• Configurable interrupt on timeout
program flow with standard JTAG tools.
system space
channel arbitration
System modules
Embedded Trace Buffer (ETB) is a memory-mapped buffer to store trace data. Allows reconstruction of
K20 Family Product Brief, Rev. 11, 08/2012
Freescale Semiconductor, Inc.

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