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ATtiny43U 데이터시트(PDF) 163 Page - ATMEL Corporation

부품명 ATtiny43U
상세설명  8-bit Microcontroller with 4K Bytes In-System Programmable Flash and Boost Converter
PDF  182 Pages
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제조업체  ATMEL [ATMEL Corporation]
홈페이지  http://www.atmel.com
Logo ATMEL - ATMEL Corporation

ATtiny43U 데이터시트(HTML) 163 Page - ATMEL Corporation

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163
8048B–AVR–03/09
Figure 20-5. Parallel Programming Timing, Loading Sequence with Timing Requirements
Note:
1.
tWLRH is valid for the Write Flash, Write EEPROM, Write Fuse bits and Write Lock bits commands.
2.
tWLRH_CE is valid for the Chip Erase command.
Table 20-10. Parallel Programming Characteristics, V
CC = 5V ± 10%
Symbol
Parameter
Min
Typ
Max
Units
VPP
Programming Enable Voltage
11.5
12.5
V
IPP
Programming Enable Current
250
μA
tDVXH
Data and Control Valid before CLKI High
67
ns
tXLXH
CLKI Low to CLKI High
200
ns
tXHXL
CLKI Pulse Width High
150
ns
tXLDX
Data and Control Hold after CLKI Low
67
ns
tXLWL
CLKI Low to WR Low
0
ns
tBVPH
BS1 Valid before PAGEL High
67
ns
tPHPL
PAGEL Pulse Width High
150
ns
tPLBX
BS1 Hold after PAGEL Low
67
ns
tWLBX
BS2/1 Hold after WR Low
67
ns
tPLWL
PAGEL Low to WR Low
67
ns
tBVWL
BS1 Valid to WR Low
67
ns
tWLWH
WR Pulse Width Low
150
ns
tWLRL
WR Low to RDY/BSY Low
0
1
μs
tWLRH
WR Low to RDY/BSY High
(1)
3.7
4.5
ms
tWLRH_CE
WR Low to RDY/BSY High for Chip Erase
(2)
7.5
9
ms
tXLOL
CLKI Low to OE Low
0
ns
tBVDV
BS1 Valid to DATA valid
0
250
ns
tOLDV
OE Low to DATA Valid
250
ns
tOHDZ
OE High to DATA Tri-stated
250
ns
CLKI
XLXH
t
ADDR0 (Low Byte)
DATA (Low Byte)
DATA (High Byte)
ADDR1 (Low Byte)
DATA
PAGEL/BS1
XA0
XA1/BS2
LOAD ADDRESS
(LOW BYTE)
LOAD DATA
(LOW BYTE)
LOAD DATA
(HIGH BYTE)
LOAD ADDRESS
(LOW BYTE)



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