ATtiny28L

Manufacturer Part NumberATtiny28L
ManufacturerAtmel Corporation
ATtiny28L datasheets
 

Specifications of ATtiny28L

Flash (kbytes)2 KbytesPin Count28
Max. Operating Frequency4 MHzCpu8-bit AVR
Hardware Qtouch AcquisitionNoMax I/o Pins11
Ext Interrupts10Usb SpeedNo
Usb InterfaceNoGraphic LcdNo
Video DecoderNoCamera InterfaceNo
Analog Comparators1Resistive Touch ScreenNo
Temp. SensorNoCrypto EngineNo
Sram (kbytes)0.03Self Program MemoryNO
Dram MemoryNoNand InterfaceNo
PicopowerNoTemp. Range (deg C)-40 to 85
I/o Supply Class1.8 to 5.5Operating Voltage (vcc)1.8 to 5.5
FpuNoMpu / Mmuno / no
Timers132khz RtcNo
Calibrated Rc OscillatorYes  
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1062F–AVR–07/06
Figure 24. Port B Schematic Diagram (Pin PB2)
MOS
PULL-
UP
PB2
RP: READ PORTB PIN
Figure 25. PORT B Schematic Diagram (Pins PB3 and PB4)
MOS
PULL-
UP
PBn
RP: READ PORTB PIN
n : 3, 4
m : 0, 1
ATtiny28L/V
PULL-UP PORT B
RP
TO LOW-LEVEL DETECTOR
TIMER0 CLOCK
SENSE CONTROL
SOURCE MUX
CS02 CS01 CS00
PULL-UP PORT B
INTm ENABLE
RP
TO LOW-LEVEL DETECTOR
INTm
SENSE CONTROL
ISCm1
ISCm0
29