| 数据搜索系统,热门电子元器件搜索 |
|
SP481ECP 数据表(PDF) 5 Page - Sipex Corporation |
|
|
|||||||||||||||||||||||||||||
SP481ECP 数据表(HTML) 5 Page - Sipex Corporation |
|
5 / 11 page ![]() 5 Rev. 5/16/03 SP481E Low Power Half-Duplex RS485 Transceivers © Copyright 2003 Sipex Corporation INPUTS OUTPUTS LINE RE DE DI CONDITION B A X1 1 No Fault 0 1 X1 0 No Fault 1 0 X0 X X ZZ X1 X Fault Z Z INPUTS OUTPUTS RE DE A - B R 00 +0.2V 1 00 -0.2V 0 00 Inputs Open 1 10 X Z Table 1. Transmit Function Truth Table Table 2. Receive Function Truth Table +3V 0V DE 5V VOL A, B 0V 1.5V 1.5V tZL tZH f = 1MHz; tR < 10ns; tF < 10ns VOH A, B 2.3V 2.3V tLZ tHZ 0.5V 0.5V Output normally LOW Output normally HIGH +3V 0V RE 5V R 0V 1.5V 1.5V tZL tZH f = 1MHz; tR < 10ns; tF < 10ns R 1.5V 1.5V tLZ tHZ 0.5V 0.5V Output normally LOW Output normally HIGH VIL VIH Figure 8. Receiver Enable and Disable Times Figure 7. Receiver Propagation Delays Figure 6. Driver Enable and Disable Times VOH VOL R 1.5V 1.5V tPHL f = 1MHz; tR < 10ns; tF < 10ns OUTPUT V0D2+ V0D2– A – B 0V 0V tPLH INPUT tSKEW = | tPHL - tPLH | |
|
|
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 |