ATtiny85 Atmel Corporation, ATtiny85 Datasheet - Page 9

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ATtiny85

Manufacturer Part Number
ATtiny85
Description
Manufacturer
Atmel Corporation
Datasheets

Specifications of ATtiny85

Flash (kbytes)
8 Kbytes
Pin Count
8
Max. Operating Frequency
20 MHz
Cpu
8-bit AVR
# Of Touch Channels
3
Hardware Qtouch Acquisition
No
Max I/o Pins
6
Ext Interrupts
6
Usb Speed
No
Usb Interface
No
Spi
1
Twi (i2c)
1
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Adc Channels
4
Adc Resolution (bits)
10
Adc Speed (ksps)
15
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
Yes
Crypto Engine
No
Sram (kbytes)
0.5
Eeprom (bytes)
512
Self Program Memory
YES
Dram Memory
No
Nand Interface
No
Picopower
No
Temp. Range (deg C)
-40 to 85
I/o Supply Class
1.8 to 5.5
Operating Voltage (vcc)
1.8 to 5.5
Fpu
No
Mpu / Mmu
no / no
Timers
2
Output Compare Channels
5
Pwm Channels
6
32khz Rtc
No
Calibrated Rc Oscillator
Yes

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1.6
2586N–Appendix A–AVR–08/11
Serial Programming Characteristics
Figure 1-1.
Figure 1-2.
Table 1-8.
Note:
Symbol
1/t
1/t
1/t
t
t
t
t
t
t
t
t
OVSH
SHOX
CLCL
CLCL
CLCL
SHSL
SLSH
SLIV
CLCL
CLCL
CLCL
SERIAL DATA OUTPUT
SERIAL CLOCK INPUT
SERIAL DATA INPUT
1. 2 t
Parameter
Oscillator Frequency (V
Oscillator Period (V
Oscillator Frequency (V
Oscillator Period (V
Oscillator Frequency (V
Oscillator Period (V
SCK Pulse Width High
SCK Pulse Width Low
MOSI Setup to SCK High
MOSI Hold after SCK High
SCK Low to MISO Valid
CLCL
Serial Programming Waveforms
Serial Programming Timing
Serial Programming Characteristics, T
(Unless Otherwise Noted)
SAMPLE
(MOSI)
(MISO)
for f
(SCK)
MOSI
MISO
SCK
ck
< 12 MHz, 3 t
t
OVSH
CC
CC
CC
MSB
MSB
= 1.8 - 5.5V)
= 2.7 - 5.5V)
= 4.5V - 5.5V)
CC
CC
CC
CLCL
= 1.8 - 5.5V)
= 2.7 - 5.5V)
= 4.5V - 5.5V)
for f
t
SHSL
ck
>= 12 MHz
A
t
SHOX
= -40°C to +105°C, V
2 t
2 t
2 t
t
Min
250
100
CLCL
t
50
CLCL*
CLCL*
CLCL
SLSH
0
0
0
t
SLIV
Typ
CC
= 1.8 - 5.5V
ATtiny25
LSB
LSB
Max
100
10
20
4
Units
MHz
MHz
MHz
ns
ns
ns
ns
ns
ns
ns
ns
9

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