Secure
Microcontroller
for Smart Cards
AT90SC19236R
Summary
Rev. 1590AS–SMIC–06/03
Features
General
• High-performance, Low-power secureAVR

Enhanced RISC Architecture
– 133 Powerful Instructions (Most Executed in a Single Clock Cycle)
Low-power Idle and Power-down Modes
Bond Pad Locations Conforming to ISO 7816-2
ESD Protection to ± 6000V
Operating Range: from 2.7V to 5.5V
Compliant with GSM, 3GPP and EMV 2000 Specifications; PC Industry Compatible
Available in Wafers, Modules and Industry-standard Packages
Memory
192K Bytes of ROM Program Memory
36K Bytes of EEPROM, Including 128 OTP Bytes and 384-byte Bit-addressable Bytes
– 1 to 128-byte Program/Erase
– 1 ms Program, 1 ms Erase
– Typically More than 500,000 Write/Erase Cycles at a Temperature of 25
o
C
– 10 Years Data Retention
EEPROM Erase Only Mode
Write EEPROM With or Without Autoerase
4K Bytes of RAM
Peripherals
ISO 7816 Controller
– Up to 625 kbps at 5 MHz
– Compliant with T = 0 and T = 1 Protocols
One I/O Port
Programmable Internal Oscillator (Up to 20 MHz on ROM)
Two 16-bit Timers
Random Number Generator (RNG)
2-level, 7-vector Interrupt Controller
Hardware DES and Triple DES DPA Resistant
Checksum Accelerator
CRC 16 Engine (Compliant with ISO/IEC 3309)
Security
Dedicated Hardware for Protection Against SPA/DPA Attacks
Advanced Protection Against Physical Attack
Environmental Protection Systems
Voltage Monitor
Frequency Monitor
Light Protection
Secure Memory Management/Access Protection (Supervisor Mode)
Development Tools
Voyager Emulation Platform (ATV2 Advanced) to Support Software Development
IAR Systems C-Spy Debugger or Atmel’s AVR Studio Version 4.07 or Above
Software Libraries and Application Notes
1
Note: This is a summary document. A complete document is
available under NDA. For more information, please contact your
local Atmel sales office.