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T89C51RD2-3CWC-L 数据表(PDF) 81 Page - ATMEL Corporation

部件名 T89C51RD2-3CWC-L
功能描述  0 to 40MHz Flash Programmable 8-bit Microcontroller
PDF  86 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  ATMEL [ATMEL Corporation]
网页  http://www.atmel.com
标志 ATMEL - ATMEL Corporation

T89C51RD2-3CWC-L 数据表(HTML) 81 Page - ATMEL Corporation

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81
Rev. F - 15 February, 2001
T89C51RD2
9.5.6. External Data Memory Read Cycle
9.5.7. Serial Port Timing - Shift Register Mode
Table 44. Symbol Description
Symbol
Parameter
TXLXL
Serial port clock cycle time
TQVHX
Output data set-up to clock rising edge
TXHQX
Output data hold after clock rising edge
TXHDX
Input data hold after clock rising edge
TXHDV
Clock rising edge to input data valid
Table 45. AC Parameters for a Fix Clock
Symbol
-M
-L
Units
Min
Max
Min
Max
TXLXL
300
300
ns
TQVHX
200
200
ns
TXHQX
30
30
ns
TXHDX
0
0
ns
TXHDV
117
117
ns
ALE
PSEN
RD
PORT 0
PORT 2
A0-A7
DATA IN
ADDRESS
OR SFR-P2
TAVWL
TLLWL
TRLAZ
ADDRESS A8-A15 OR SFR P2
TRHDZ
TWHLH
TRLRH
TLLDV
TRHDX
TLLAX
TAVDV



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