ATtiny28L Atmel Corporation, ATtiny28L Datasheet - Page 8
ATtiny28L
Manufacturer Part Number
ATtiny28L
Description
Manufacturer
Atmel Corporation
Specifications of ATtiny28L
Flash (kbytes)
2 Kbytes
Pin Count
28
Max. Operating Frequency
4 MHz
Cpu
8-bit AVR
Hardware Qtouch Acquisition
No
Max I/o Pins
11
Ext Interrupts
10
Usb Speed
No
Usb Interface
No
Graphic Lcd
No
Video Decoder
No
Camera Interface
No
Analog Comparators
1
Resistive Touch Screen
No
Temp. Sensor
No
Crypto Engine
No
Sram (kbytes)
0.03
Self Program Memory
NO
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
1
32khz Rtc
No
Calibrated Rc Oscillator
Yes
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ATtiny28L-1AC
Manufacturer:
ATMEL
Quantity:
1 187
Company:
Part Number:
ATtiny28L-1AI
Manufacturer:
ATMEL
Quantity:
2 840
Part Number:
ATtiny28L-4AI
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATtiny28L-4MU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Company:
Part Number:
ATtiny28L-4PC
Manufacturer:
EPCOS
Quantity:
3 000
Part Number:
ATtiny28L-4PC
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
Part Number:
ATtiny28L-4PU
Manufacturer:
ATMEL/爱特梅尔
Quantity:
20 000
External RC Oscillator
8
ATtiny28L/V
Figure 6. External Clock Drive Configuration
For timing insensitive applications, the external RC configuration shown in Figure 7 can
be used. For details on how to choose R and C, see Table 25 on page 56.
Figure 7. External RC Configuration
OSCILLATOR
EXTERNAL
R
C
SIGNAL
V
CC
NC
NC
XTAL2
XTAL1
GND
XTAL2
XTAL1
GND
1062F–AVR–07/06