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ATmegaS128

Status: In Production

Features:

  • High-performance, low-power AVR 8-bit microcontroller with advanced RISC architecture
  • -55°C to 125°C
  • No Single Event Latch-up Below an LET Threshold of 62.5 MeV.cm2 /mg @125°C
  • Total Ionizing Dose of 30 krad(Si)
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Device Overview

Summary

ATmegaS128 is the space market version of the popular Microchip AVR® ATmega128. The space qualified version of this part adds: Ceramic & hermetic package, extended temperature range -55C to 125C, extended qualification flow according to QML-V or QML-Q space grade flow.  Radiation performance for the ATmegaS128 are:  SEL LET > 62.5 MeV.cm2/mg lead to latch up immune, SEU LET > 3 MeV.cm2/mg and TID up to 30 Krad (Si).

Additional Features
  • Core
    • High-performance, low-power AVR 8-bit microcontroller with advanced RISC architecture
    • 32 × 8 General Purpose Working Registers + Peripheral Control Registers
    • Up to 8MIPS throughput at 8MHz
    • On-chip 2-cycle multiplier
  • Memories
    • 128KBytes of In-System Self-programmable Flash program memory
    • 4KBytes EEPROM
    • 4KBytes Internal SRAM
    • Optional Boot Code Section with Independent Lock Bits In-System
  • Peripherals
    • Two 8-bit Timer/Counters
    • Two Expanded 16-bit Timer/Counters
    • Real Time Counter
    • Two 8-bit PWM Channels
    • 6 PWM Channels with Programmable Resolution from 2 to 16 Bits
    • Output Compare Modulator
    • 8-channel, 10-bit ADC
    • Byte-oriented Two-wire Serial Interface
    • Dual Programmable Serial USARTs
    • Master/Slave SPI Serial Interface
    • Programmable Watchdog Timer with On-chip Oscillator
    • On-chip Analog Comparator
  • Voltage
    • Single supply voltage from 3.0V to 3.6V
  • Temperature Range
    • -55°C to 125°C
  • Radiation Performances
    • No Single Event Latch-up Below an LET Threshold of 62.5 MeV.cm2 /mg @125°C
    • Total Ionizing Dose of 30 krad(Si)
  • Packages
    • 64-lead Ceramic Quad Flat Package (CQFP64)
    • 64-lead Thin Profile Plastic Quad Plat Package (TQFP64)
Parametrics
Name
Value
Operating Voltage Range (Vcc)
3 to 3.6
SPI
1
CPU
Rad Tol 8-bit AVR
EEPROM (Bytes)
4096
External Bus Interface
1
Max I/O Pins
53
I/O Supply Class Max
3.6
I2C
1
I/O Supply Class Min
3
Debug Interface
JTAG
Output Compare Channels
2
OperatingVoltageMax
3.6
Temp# Range Range (deg C)
-55 to 125
Flash (kBytes)
128
ADC Channels
8
Self Program Memory
Yes
Analog Comparators
1
UART
2
Ext Interrupts
8
Input Capture Channels
2
PWM Channels
2
RTC
Counter
SRAM (kBytes)
4
Timers
4
Max# Operating Freq# (MHz)
8
MPU / MMU
no / no
Pin Count
64
ADC Speed (ksps)
15
Watchdog
Yes
ADC Resolution (bits)
10
32kHz RTC
Yes
Calibrated RC Oscillator
Yes

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