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PXN20 Datasheet, PDF (1/60 Pages) Freescale Semiconductor, Inc – PXN20 Microcontroller | |||
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Freescale Semiconductor
Data Sheet: Technical Data
Document Number: PXN20
Rev. 1, 09/2011
PXN20 PXN21
PXN20 Microcontroller Data
Sheet
MAPBGAâ208
17 mm x 17 mm
PXN20 features:
⢠32-bit CPU core complex (e200z650)
â Compliant with Power Architecture embedded category
â 32 KB unified cache with line locking and eight-entry
store buffer16
â Execution speed static to 116 MHz
⢠32-bit I/O processor (e200z0)
â Execution speed static to 1/2 CPU core speed (58 MHz)
⢠2 MB on-chip flash
â Supports read during program and erase operations, and
multiple blocks allowing EEPROM emulation
⢠512 KB + 80 KB (592 KB) on-chip ECC SRAM (PXN20)
⢠128 KB on-chip ECC SRAM (PXN21)
⢠16-entry Memory Protection Unit (PXN21 only)
⢠Direct memory access controller
â 16-channel on PXN20
â 32-channel on PXN21
⢠Fast ethernet controller
â Supports 10-Mbps and 100-Mbps IEEE 802.3 MII,
10-Mbps 7-wire interface
â IEEE 802.3 MAC (compliant with IEEE 802.3 1998
edition)
⢠Media Local Bus (MLB) interface (PXN20 only)
â Supports 16 logical channels, max speed 1024 Fs
⢠Interrupt controller (INTC) supports 316 external interrupt
vectors (22 are reserved)
⢠System clocks
â Frequency-modulated phase-locked loop (FMPLL)
â 4 â 40 MHz crystal oscillator (XTAL)
â 32 kHz crystal oscillator (XTAL)
â Dedicated 16 MHz and 128 kHz internal RC oscillators
⢠Analog to Digital Converter (ADC) module
â 10-bit A/D resolution
â 32 external channels
â 36 internal channels (PXN20)
â 64 internal channels (PXN21)
⢠Cross-Triggering Unit (PXN21 only)
⢠â Internal conversion triggering for ADC
â Triggerable by internal timers or eMIOS200
⢠Deserial Serial Peripheral Interface (DSPI)
â Four individual DSPI modules
â Full duplex, synchronous transfers
â Master or slave operation
⢠Inter-IC communication (I2C) interface
â Four individual I2C modules
â Multi-master operation
⢠Serial Communication Interface (eSCI) module
â Two-channel DMA interface
â Configurable as LIN bus master
⢠eMIOS200 timed input/output
â 24 channels, 16-bit timers (PXN20)
â 32 channels, 16-bit timers (PXN21)
⢠Controller Area Network (FlexCAN) module
â Compliant with CAN protocol specification, Version
2.0B active
â 64 mailboxes, each configurable as transmit or receive
⢠Dual-channel FlexRay controller
â Full implementation of FlexRay Protocol Specification
2.1, RevA
â 128 message buffers
⢠JTAG controller (PXN20 only)
â Compliant with the IEEE 1149.1-2001
⢠Nexus Development Interface (NDI)
â Available in 256 MAPBGA package only
â Compliant with IEEE-ISTO 5001-2003
â Nexus class 3 development support on e200z650
â Nexus class 2+ development support on e200z0
⢠Internal voltage regulator allows operation from single
3.3 V or 5 V supply
© Freescale Semiconductor, Inc., 2011. All rights reserved.
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