ATMEGA168PA-PU Atmel, ATMEGA168PA-PU Datasheet - Page 330

• Manufacturer Part Number: ATMEGA168PA-PU
• Description: MCU, 8BIT, AVR, 16K FLASH, 28PDIP
• Manufacturer: Atmel

Specifications of ATMEGA168PA-PU

• Controller Family/series: Atmega
• No. Of I/o's: 23
• Eeprom Memory Size: 512Byte
• Ram Memory Size: 1KB
• Cpu Speed: 20MHz
• No.: RoHS Compliant
• Core Size: 8bit
• Program Memory Size: 16KB
• Oscillator Type: External, Internal
• Rohs Compliant: Yes

8271C–AVR–08/10
Figure 28-6. Parallel Programming Timing, Including some General Timing Requirements
Figure 28-7. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
Figure 28-8. Parallel Programming Timing, Reading Sequence (within the Same Page) with
Note:
ATmega48A/48PA/88A/88PA/168A/168PA/328/328
XTAL1
DATA
(DATA, XA0/1, BS1, BS2)
BS1
XA0
XA1
OE
PAGEL
XTAL1
1. The timing requirements shown in
1. The timing requirements shown in
DATA
BS1
XA0
XA1
ing operation.
ing operation.
Data & Contol
Timing Requirements
RDY/BSY
ADDR0 (Low Byte)
LOAD ADDRESS
PAGEL
(LOW BYTE)
XTAL1
ADDR0 (Low Byte)
LOAD ADDRESS
(LOW BYTE)
WR
t
XLOL
t
OLDV
t
t
BVPH
DVXH
(1)
(LOW BYTE)
LOAD DATA
DATA (Low Byte)
t
t
XHXL
PHPL
DATA (Low Byte)
READ DATA
(LOW BYTE)
Figure 28-6
Figure 28-6
t
t
t
t
t
XLXH
XLDX
XLWL
PLBX
PLWL
t
BVDV
(i.e., t
(i.e., t
t
(HIGH BYTE)
BVWL
LOAD DATA
DATA (High Byte)
DVXH
DVXH
(HIGH BYTE)
READ DATA
t
t
DATA (High Byte)
XLPH
WLWH
WLRL
LOAD DATA
, t
, t
XHXL
XHXL
, and t
, and t
t
PLXH
t
OHDZ
t
WLBX
XLDX
XLDX
LOAD ADDRESS
LOAD ADDRESS
(LOW BYTE)
(LOW BYTE)
ADDR1 (Low Byte)
) also apply to read-
) also apply to load-
ADDR1 (Low Byte)
t
WLRH
(1)
330