ATtiny25 Automotive Atmel Corporation, ATtiny25 Automotive Datasheet - Page 152

• Manufacturer Part Number: ATtiny25 Automotive
• Manufacturer: Atmel Corporation

Specifications of ATtiny25 Automotive

• Flash (kbytes): 2 Kbytes
• Pin Count: 8
• Max. Operating Frequency: 16 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 4
• 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): 0.12
• Eeprom (bytes): 128
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 125
• I/o Supply Class: 2.7 to 5.5
• Operating Voltage (vcc): 2.7 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

22.3
152
External Clock Drive
ATtiny25/45/85
Table 22-2.
Note:
Figure 22-2. Maximum Frequency vs. V
Symbol
1/t
t
t
t
t
t
CLCL
CHCX
CLCX
CLCH
CHCL
t
CLCL
CLCL
1. All DC Characteristics contained in this data sheet result from actual silicon characterization.
Parameter
Clock Frequency
Clock Period
High Time
Low Time
Rise Time
Fall Time
Change in period from one clock cycle to
the next
External Clock Drive
16 MHz
8 MHz
2.7V
(1)
. PRELIMINARY
CC
Safe Operating
4.5V
Area
V
Min.
100
CC
40
40
0
= 2.7 - 5.5V
Max.
1.6
1.6
2
8
5.5V
Min.
50
20
20
V
0
CC
5.5V
= 4.5 -
Max.
0.5
0.5
16
2
7598H–AVR–07/09
Units
MHz
µs
ns
ns
ns
µs
%