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  Microchip Technology Semiconductor Electronic Components Datasheet  

CEC1702 Datasheet

Cryptographic Embedded Controller

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CEC1702
Cryptographic Embedded Controller
• 3.3V and 1.8V Operation
• ACPI Compliant
• VTR (standby) and VBAT Power Planes
- Low Standby Current in Sleep Mode
• ARM® Cortex®-M4 Processor Core
- 32-Bit ARM v7-M Instruction Set Architecture
- Hardware Floating Point Unit (FPU)
- Single 4GByte Addressing Space (Von Neu-
mann Model)
- Little-Endian Byte Ordering
- Bit-Banding Feature Included
- NVIC Nested Vectored Interrupt Controller
- Up to 240 Individually-Vectored Interrupt Sources
Supported
- 8 Levels of Priority, Individually Assignable By Vector
- Chip-Level Interrupt Aggregator supported, to
expand number of interrupt sources or reduce
number of vectors
- System Tick Timer
- Complete ARM-Standard Debug Support
- JTAG-Based DAP Port, Comprised of SWJ-DP and
AHB-AP Debugger Access Functions
- Full DWT Hardware Functionality: 4 Data
Watchpoints and Execution Monitoring
- Full FPB Hardware Breakpoint Functionality: 6
Execution Breakpoints and 2 Literal (Data)
Breakpoints
- Comprehensive ARM-Standard Trace Sup-
port
- Full DWT Hardware Trace Functionality for
Watchpoint and Performance Monitoring
- Full ITM Hardware Trace Functionality for
Instrumented Firmware Support and Profiling
- Full TPIU Functionality for Trace Output
Communication
- MPU Feature
- 1µS Delay Register
• Internal Memory
- 64k Boot ROM
- Two blocks of SRAM, totaling 480KB
- Each block can be used for either program or data
- 128 Bytes Battery Powered SRAM
• Battery Backed Resources
- Power-Fail Status Register
- 32 KHz Clock Generator
- Week Alarm Timer Interface
- Real Time Clock
- VBAT-Powered Control Interface
- Two Wake-up Input Signals
- Optional Latching of Wake-up Inputs
- VBAT-Backed 128 Byte Memory
• Four I2C Host Controllers
- Allows Master or Dual Slave Operation
- Fully Operational on Standby Power
- DMA-driven I2C Network Layer Hardware
- I2C Datalink Compatibility Mode
- Multi-Master Capable
- Supports Clock Stretching
- Programmable Bus Speed up to 1MHz
- Hardware Bus Access “Fairness” Interface
- SMBus Time-outs Interface
- All Ports Assignable to Any Controller
- All ports 1.8V-capable
• General Purpose Serial Peripheral Interface Con-
troller
- One 4-pin Full Duplex Serial Communication
Interface
- Flexible Clock Rates
- SPI Burst Capable
• One Quad Serial Peripheral Interface (SPI) Con-
troller
- Master Only SPI Controller
- Mappable to two ports (only 1 port active at a
time)
- Dual and Quad I/O Support
- Flexible Clock Rates
- SPI Burst Capable
- SPI Controller Operates with Internal DMA
Controller with CRC Generation
• 13 x 8 Interrupt Capable Multiplexed Keyboard
Scan Matrix
- Optional Push-Pull Drive for Fast Signal
Switching
• Two Breathing/Blinking LED Interfaces
- Supports three modes of operation:
- Blinking Mode with Programmable Blink Rates
- Breathing LED Output
- 8-bit PWM
- Breathing LED Supports Piecewise-linear
Brightness Curves, Symmetric or Asymmetric
- Supports Low Power Operation in Blinking
and Breathing Modes
- Operates on Standby Power
- Operates in Chip's System Deepest Sleep State on
32kHz standby clock
- Operational in EC Sleep State
- Pin buffers capable of sinking up to 12 mA
• Two Resistor/Capacitor Identification Detection
(RC_ID) ports
- Single Pin Interface to External Inexpensive
RC Circuit
- Replacement for Multiple GPIO’s
- Provides 8 Quantized States on One Pin
• General Purpose I/O Pins
- Up to 65 GPIOs
2016-2017 Microchip Technology Inc.
DS00002207C-page 1


  Microchip Technology Semiconductor Electronic Components Datasheet  

CEC1702 Datasheet

Cryptographic Embedded Controller

No Preview Available !

CEC1702
- Glitch protection on most GPIO pins
- 1 Battery-powered General Purpose Outputs
- All GPIOs can be powered by 1.8V
- Programmable Drive Strength and Slew Rate
on all GPIOs
• Programmable 16-bit Counter/Timer Interface
- Four 16-bit Auto-reloading Counter/Timer
Instances
- Four Operating Modes per Instance: Timer,
One-shot, Event and Measurement
- 3 External Inputs
- 2 External Outputs
• Hibernation Timer Interface
- Two 32.768 KHz Driven 16-bit Timers
- Programmable Wake-up from 0.5ms to 128 Minutes
- One 32.768 KHz Driven 32-bit RTOS Timer
- Programmable Wake-up from 30μS to 35 Hours
- Auto Reload Option
• System Watch Dog Timer (WDT)
• Input Capture Timer
- 32-bit Free-running timer
- Four 32-bit Capture Registers
- One Compare Timer with Optional Toggling
Output
- Capture Interrupts with Programmable Edge
Detection
- Compare Timer and Counter Overflow Inter-
rupts
• Week Timer
- Power-up Event Output
- Week Alarm Interrupt with 1 Second to 8.5 Year
Time-out
- Sub-Week Alarm Interrupt with 0.50 Seconds -
72.67 hours time-out
- 1 Second and Sub-second Interrupts
• Real Time Clock (RTC)
- VBAT Powered
- 32KHz Crystal Oscillator
- Time-of-Day and Calendar Registers
- Programmable Alarms
- Supports Leap Year and Daylight Savings Time
• Pulse-Width Modulator Support
- Seven Programmable PWM Outputs
- Multiple Clock Rates
- 16-Bit ‘On’ and 16-Bit ‘Off’ Counters
- Optional Inverted Output
• FAN Support
- Two Fan Tachometer Inputs
- Two RPM-Based Fan Speed Controllers
- Each includes one Tach input and one PWM output
- 3% accurate from 500 RPM to 16k RPM
- Automatic Tachometer feedback
- Aging Fan or Invalid Drive Detection
- Spin Up Routine
- Ramp Rate Control
- RPM-based Fan Speed Control Algorithm
• ADC Interface
- 10-bit Conversion in 1s
- 5 Channels
- Integral Non-Linearity of ±1.5 LSB; Differential
Non-Linearity of ±1.0 LSB
• Two Standard 16C550 UARTs
- Both UARTs with 4-pin Interface
- Programmable Input/output Pin Polarity Inver-
sion
- Programmable Main Power or Standby Power
Functionality
• Trace FIFO Debug Port (TFDP)
• Integrated Standby Power Reset Generator
- Reset Input Pin
• Clock Generator
- 32.768KHz Clock Source
- Low power 32KHz crystal oscillator
- Optional use of a crystal-free silicon oscillator with ±2%
Accuracy
- Optional use of 32.768 KHz input Clock
- Operational on Suspend Power
- Programmable Clock Power Management Con-
trol and Distribution
- 48 MHz PLL
• Multi-purpose AES Cryptographic Engine
- Hardware support for ECB, CTR, CBC and
OFB AES modes
- Support for 128-bit, 192-bit and 256-bit key
length
- DMA interface to SRAM, shared with Hash
engine
• Cryptographic Hash Engine
- Support for SHA-1, SHA-256, SHA-512
- DMA interface to SRAM, shared with AES
engine
• Public Key Cryptographic Engine
- Hardware support for RSA and Elliptic Curve
public key algorithms
- RSA keys length from 1024 to 4096 bits
- ECC Prime Field and Binary Field keys up to
640 bits
- Microcoded support for standard public key
algorithms
• Cryptographic Features
- True Random Number Generator
- 1K bit FIFO
- Monotonic Counter
• Package
- 84 Pin WFBGA RoHS Compliant package
DS00002207C-page 2
2016-2017 Microchip Technology Inc.


Part Number CEC1702
Description Cryptographic Embedded Controller
Maker Microchip
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CEC1702 Datasheet PDF






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