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K20P81M72SF1 Datasheet, PDF (1/74 Pages) Freescale Semiconductor, Inc – K20 Sub-Family
Freescale Semiconductor
Data Sheet: Technical Data
Document Number: K20P81M72SF1
Rev. 2, 4/2012
K20 Sub-Family
Supports: MK20DX64VLK7,
MK20DX128VLK7, MK20DX256VLK7,
MK20DX64VMB7, MK20DX128VMB7,
MK20DX256VMB7
Features
• Operating Characteristics
– Voltage range: 1.71 to 3.6 V
– Flash write voltage range: 1.71 to 3.6 V
– Temperature range (ambient): -40 to 105°C
• Clocks
– 3 to 32 MHz crystal oscillator
– 32 kHz crystal oscillator
– Multi-purpose clock generator
• System peripherals
– 10 low-power modes to provide power optimization
based on application requirements
– 16-channel DMA controller, supporting up to 63
request sources
– External watchdog monitor
– Software watchdog
– Low-leakage wakeup unit
• Security and integrity modules
– Hardware CRC module to support fast cyclic
redundancy checks
– 128-bit unique identification (ID) number per chip
• Human-machine interface
– Low-power hardware touch sensor interface (TSI)
– General-purpose input/output
• Analog modules
– Two 16-bit SAR ADCs
– Programmable gain amplifier (PGA) (up to x64)
integrated into each ADC
– 12-bit DAC
– Three analog comparators (CMP) containing a 6-bit
DAC and programmable reference input
– Voltage reference
K20P81M72SF1
• Timers
– Programmable delay block
– Eight-channel motor control/general purpose/PWM
timer
– Two 2-channel quadrature decoder/general purpose
timers
– Periodic interrupt timers
– 16-bit low-power timer
– Carrier modulator transmitter
– Real-time clock
• Communication interfaces
– USB full-/low-speed On-the-Go controller with on-
chip transceiver
– Controller Area Network (CAN) module
– Two SPI modules
– Two I2C modules
– Four UART modules
– I2S module
Freescale reserves the right to change the detail specifications as may be
required to permit improvements in the design of its products.
© 2012 Freescale Semiconductor, Inc.