| 数据搜索系统,热门电子元器件搜索 |
|
T89C51RD2-3CWC-L 数据表(PDF) 76 Page - ATMEL Corporation |
|
|
|||||||||||||||||||||||||||||
T89C51RD2-3CWC-L 数据表(HTML) 76 Page - ATMEL Corporation |
|
76 / 86 page ![]() Rev. F - 15 February, 2001 76 T89C51RD2 9.5.2. External Program Memory Characteristics Table 38. Symbol Description Symbol Parameter T Oscillator clock period TLHLL ALE pulse width TAVLL Address Valid to ALE TLLAX Address Hold After ALE TLLIV ALE to Valid Instruction In TLLPL ALE to PSEN TPLPH PSEN Pulse Width TPLIV PSEN to Valid Instruction In TPXIX Input Instruction Hold After PSEN TPXIZ Input Instruction FloatAfter PSEN TAVIV Address to Valid Instruction In TPLAZ PSEN Low to Address Float Table 39. AC Parameters for a Fix Clock Symbol -M -L Units Min Max Min Max T 25 25 ns TLHLL 40 40 ns TAVLL 10 10 ns TLLAX 10 10 ns TLLIV 70 70 ns TLLPL 15 15 ns TPLPH 55 55 ns TPLIV 35 35 ns TPXIX 0 0 ns TPXIZ 18 18 ns TAVIV 85 85 ns TPLAZ 10 10 ns |
|
链接网址 |
| ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 数据表链接 | 链接交换 | 制造商名单 All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |