ATtiny48 Atmel Corporation, ATtiny48 Datasheet - Page 215

• Manufacturer Part Number: ATtiny48
• Manufacturer: Atmel Corporation

Specifications of ATtiny48

• Flash (kbytes): 4 Kbytes
• Pin Count: 32
• Max. Operating Frequency: 12 MHz
• Cpu: 8-bit AVR
• # Of Touch Channels: 12
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 28
• Ext Interrupts: 28
• 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): 0.25
• Eeprom (bytes): 64
• 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: 2
• 32khz Rtc: No
• Calibrated Rc Oscillator: Yes

22.10 Parallel Programming Characteristics
Figure 22-6. Parallel Programming Timing, Including some General Timing Requirements
Figure 22-7. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
8008H–AVR–04/11
(DATA, XA0/1, BS1, BS2)
PAGEL
DATA
CLKI
BS1
XA0
XA1
1. The timing requirements shown in
Data & Contol
RDY/BSY
PAGEL
ADDR0 (Low Byte)
LOAD ADDRESS
CLKI
(LOW BYTE)
WR
t
t
BVPH
DVXH
Figure 22-6
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
t
t
XHXL
PHPL
(i.e., t
z
DVXH
t
t
t
t
t
XLDX
PLBX
XLXH
XLWL
PLWL
, t
XHXL
, and t
t
(HIGH BYTE)
BVWL
LOAD DATA
XLDX
DATA (High Byte)
) also apply to loading operation.
t
t
WLWH
XLPH
WLRL
LOAD DATA
(1)
t
PLXH
t
WLBX
ATtiny48/88
LOAD ADDRESS
(LOW BYTE)
ADDR1 (Low Byte)
t
WLRH
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