ATtiny24A Atmel Corporation, ATtiny24A Datasheet - Page 181

• Manufacturer Part Number: ATtiny24A
• Manufacturer: Atmel Corporation

Specifications of ATtiny24A

• Flash (kbytes): 2 Kbytes
• Pin Count: 14
• Max. Operating Frequency: 20 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 4
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 12
• Ext Interrupts: 12
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• 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: Yes
• 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: 4
• Input Capture Channels: 1
• Pwm Channels: 4
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

20.9
8183D–AVR–04/11
High-Voltage Serial Programming Characteristics
Table 20-11. Serial Programming Characteristics, T
Note:
Figure 20-5.
Table 20-12. High-voltage Serial Programming Characteristics
t
Symbol
WLWH_PFB
t
t
Symbol
t
t
SDI (PA6), SII (PA5)
t
OVSH
SHOX
CLCL
SHSL
SLSH
t
t
t
t
t
SHOV
SHSL
SLSH
IVSH
SHIX
1. 2 t
Parameter
Oscillator Period (V
SCK Pulse Width High
SCK Pulse Width Low
MOSI Setup to SCK High
MOSI Hold after SCK High
CLCL
(Unless Otherwise Noted)
T
Parameter
SCI (PB0) Pulse Width High
SCI (PB0) Pulse Width Low
SDI (PA6), SII (PB1) Valid to SCI (PB0) High
SDI (PA6), SII (PB1) Hold after SCI (PB0) High
SCI (PB0) High to SDO (PA4) Valid
Wait after Instr. 3 for Write Fuse Bits
A
SDO (PA4)
High-voltage Serial Programming Timing
SCI (PB0)
= 25°C, V
for f
ck
< 12 MHz, 3 t
CC
CC
= 5V (Unless otherwise noted)
= 4.5V - 5.5V)
t
CLCL
IVSH
for f
ck
>= 12 MHz
t
SHSL
A
= -40°C to +85°C, V
t
SHOV
ATtiny24A/44A/84A
2 t
2 t
2 t
t
t
Min
CLCL
CLCL
CLCL
SHIX
50
CLCL
Min
125
125
50
50
(1)
(1)
Typ
2.5
CC
Typ
16
= 1.8 - 5.5V
t
SLSH
Max
Max
Units
Units
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
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