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ManualsBrandsMICROCHIP TECHNOLOGY ManualsMicrocontrollers, Microprocessors & QuartzesEmbedded microcontroller SSOP 28 32-Bit 40 MHz I/O number 21
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2011-2012 Microchip Technology Inc. Preliminary DS61168E-page 1
PIC32MX1XX/2XX
Operating Conditions
• 2.3V to 3.6V, -40ºC to +105ºC, DC to 40 MHz
• 2.3V to 3.6V, -40ºC to +85ºC, DC to 50 MHz
Core: 50 MHz/83 DMIPS MIPS32
®
M4K
®
• MIPS16e
®
mode for up to 40% smaller code size
• Code-efficient (C and Assembly) architecture
• Single-cycle (MAC) 32x16 and two-cycle 32x32 multiply
Clock Management
• 0.9% internal oscillator
• Programmable PLLs and oscillator clock sources
• Fail-Safe Clock Monitor (FSCM)
• Independent Watchdog Timer
• Fast wake-up and start-up
Power Management
• Low-power management modes (Sleep, Idle)
• Integrated Power-on Reset and Brown-out Reset
• 0.5 mA/MHz dynamic current (typical)
•20 μA I
PD current (typical)
Audio Interface Features
• Data communication: I
2
S, LJ, RJ, DSP modes
• Control interface: SPI and I
2
C™
• Master clock:
- Generation of fractional clock frequencies
- Can be synchronized with USB clock
- Can be tuned in run-time
Advanced Analog Features
• ADC Module:
- 10-bit 1.1 Msps rate with one S&H
- Up to 10 analog inputs on 28-pin devices and 13
analog inputs on 44-pin devices
• Flexible and independent ADC trigger sources
• Charge Time Measurement Unit (CTMU):
- Supports mTouch™ capacitive touch sensing
- Provides high-resolution time measurement (1 ns)
- On-chip temperature measurement capability
• Comparators:
- Up to three Analog Comparator modules
- Programmable references with 32 voltage points
Timers/Output Compare/Input Capture
• Five General Purpose Timers:
- Five 16-bit and up to two 32-bit Timers/Counters
• Five Output Compare (OC) modules
• Five Input Capture (IC) modules
• Peripheral Pin Select (PPS) to allow function remap
• Real-Time Clock and Calendar (RTCC) module
Communication Interfaces
• USB 2.0-compliant Full-speed OTG controller
• Two UART modules (12.5 Mbps)
- Supports LIN 2.0 protocols and IrDA
®
support
• Two 4-wire SPI modules (25 Mbps)
•Two I
2
C modules (up to 1 Mbaud) with SMBus support
• Peripheral Pin Select (PPS) to allow function remap
• Parallel Master Port (PMP)
Direct Memory Access (DMA)
• Four channels of hardware DMA with automatic data
size detection
• Two additional channels dedicated for USB
• Programmable Cyclic Redundancy Check (CRC)
Input/Output
• 10 mA source/sink on all I/O pins and up to 14 mA on
non-standard V
OH
• 5V-tolerant pins
• Selectable open drain, pull-ups, and pull-downs
• External interrupts on all I/O pins
Qualification and Class B Support
• AEC-Q100 REVG (Grade 2 -40ºC to +105ºC) planned
• Class B Safety Library, IEC 60730
Debugger Development Support
• In-circuit and in-application programming
•4-wire MIPS
®
Enhanced JTAG interface
• Unlimited program and six complex data breakpoints
• IEEE 1149.2-compatible (JTAG) boundary scan
Packages
Type SOIC SSOP SPDIP QFN VTLA TQFP
Pin Count 28 28 28 28 44 36 44 44
I/O Pins (up to) 21 21 21 21 34 25 34 34
Contact/Lead Pitch 1.27 0.65 0.100'' 0.65 0.65 0.50 0.50 0.80
Dimensions 17.90x7.50x2.65 10.2x5.3x2 1.365''x.285''x.135'' 6x6x0.9 8x8x0.9 5x5x0.9 6x6x0.9 10x10x1
Note: All dimensions are in millimeters (mm) unless specified.
32-bit Microcontrollers (up to 128 KB Flash and 32 KB SRAM) with
Audio and Graphics Interfaces, USB, and Advanced Analog

Summary of content (328 pages)