参数资料
型号: ACS8509
元件分类: 数字传输电路
英文描述: ATM/SONET/SDH SUPPORT CIRCUIT, PQFP100
封装: LQFP-100
文件页数: 50/68页
文件大小: 703K
代理商: ACS8509
ADVANCED COMMUNICATIONS
FINAL
DATASHEET
Revision 2.00/January 2006 Semtech Corp.
Page 54
www.semtech.com
ACS8509 SETS
Figure 16 Write Access Timing in MOTOROLA Mode
Note: (i) Timing with RDY. If RDY not used, tpw1 becomes 178 ns.
Table 33 Write Access Timing in MOTOROLA Mode (for use with Figure 16)
Symbol
Parameter
MIN
TYP
MAX
tsu1
Setup A valid to CSBfalling edge
0 ns
-
tsu2
Setup WRB valid to CSBfalling edge
0 ns
-
tsu3
Setup AD valid before CSBrising edge
3 ns
-
td2
Delay CSBfalling edge to RDYrising edge
-
13 ns
td4
Delay CSBrising edge to RDY High-Z
-
7 ns
tpw1
CSB Low time
485 ns(i)
--
tpw2
RDY High time
310 ns
-
472 ns
th1
Hold A valid after CSBrising edge
3 ns
-
th2
Hold WRB Low after CSBrising edge
0 ns
-
th3
Hold CSB Low after RDYfalling edge
0 ns
-
th4
Hold AD valid after CSBrising edge
4 ns
-
tp
Time between consecutive accesses (CSBrising edge to CSBfalling edge)
320 ns
-
F8110D_008WriteAccMotor_01
CSB
WRB
A
AD
RDY
(DTACK)
X
address
Z
X
Z
tpw1
tsu2
tsu1
tsu3
td2
th1
th2
tpw2
th3
td4
th4
X
data
X
相关PDF资料
PDF描述
ACS8946T ATM/SONET/SDH SUPPORT CIRCUIT, QCC48
ACS8946 ATM/SONET/SDH SUPPORT CIRCUIT, QCC48
ACT-141223-2R 1200 MHz - 1400 MHz RF/MICROWAVE NARROW BAND LOW POWER AMPLIFIER
ACT-141223-4R 1200 MHz - 1400 MHz RF/MICROWAVE NARROW BAND LOW POWER AMPLIFIER
ACT-141223-4 1200 MHz - 1400 MHz RF/MICROWAVE NARROW BAND LOW POWER AMPLIFIER
相关代理商/技术参数
参数描述
ACS8509T 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Equipment Timing Source for SONET or SDH Network Elements
ACS8510 制造商:Semtech Corporation 功能描述:Timing Source 100-Pin LQFP
ACS8510_03 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Equipment Timing Source for SONET or SDH Network Elements
ACS8510REV2.1 制造商:Semtech Corporation 功能描述:Timing Source 100-Pin LQFP
ACS8510REV2.1SETS 制造商:未知厂家 制造商全称:未知厂家 功能描述:Synchronous Equipment Timing Source for SONET or SDH Network Elements