Manual
Table Of Contents
- Features
- Pin Configurations
- Description
- Architectural Overview
- General Purpose Register File
- ALU – Arithmetic Logic Unit
- In-System Programmable Flash Program Memory
- SRAM Data Memory
- Program and Data Addressing Modes
- Register Direct, Single Register Rd
- Register Direct, Two Registers Rd and Rr
- I/O Direct
- Data Direct
- Data Indirect with Displacement
- Data Indirect
- Data Indirect with Pre- decrement
- Data Indirect with Post- increment
- Constant Addressing Using the LPM Instruction
- Indirect Program Addressing, IJMP and ICALL
- Relative Program Addressing, RJMP and RCALL
- EEPROM Data Memory
- Memory Access Times and Instruction Execution Timing
- I/O Memory
- Reset and Interrupt Handling
- Reset Sources
- Power-on Reset
- External Reset
- Brown-out Detection
- Watchdog Reset
- MCU Status Register – MCUSR
- Interrupt Handling
- General Interrupt Mask Register – GIMSK
- General Interrupt Flag Register – GIFR
- Timer/Counter Interrupt Mask Register – TIMSK
- Timer/Counter Interrupt Flag Register – TIFR
- External Interrupts
- Interrupt Response Time
- MCU Control Register – MCUCR
- Sleep Modes
- Timer/Counters
- 16-bit Timer/Counter1
- Watchdog Timer
- EEPROM Read/Write Access
- Serial Peripheral Interface – SPI
- UART
- Analog Comparator
- Analog-to-Digital Converter
- I/O Ports
- Memory Programming
- Electrical Characteristics
- External Clock Drive Waveforms
- Typical Characteristics
- Register Summary
- Instruction Set Summary
- Ordering Information
- Packaging Information
- Errata for AT90S/LS4433 Rev. Rev. C/D/E/F
- Data Sheet ChangeLog for AT90S/LS4433
- Table of Contents
71
AT90S/LS4433
1042G–AVR–09/02
Notes: 1. Minimum for AVCC is 2.7V.
2. Maximum for AVCC is 6.0V.
ADC Characteristics T
A
=-40°Cto85°C
Symbol Parameter Condition Min Typ Max Units
Resolution 10 Bits
Absolute Accuracy
V
REF
=4V
ADC clock = 200 kHz
12LSB
Absolute Accuracy
V
REF
=4V
ADC clock = 1 MHz
4LSB
Absolute Accuracy
V
REF
=4V
ADC clock = 2 MHz
16 LSB
Integral Non-linearity V
REF
>2V 0.5 LSB
Differential Non-linearity V
REF
>2V 0.5 LSB
Zero Error (Offset) 1 LSB
Conversion Time 65 260 µs
Clock Frequency 50 200 kHz
AVCC Analog Supply Voltage V
CC
-0.3
(1)
V
CC
+0.3
(2)
V
V
REF
Reference Voltage 2 AVCC V
R
REF
Reference Input Resistance 6 10 13 kΩ
R
AIN
Analog Input Resistance 100 MΩ