參數(shù)資料
型號： STLC5444
廠商： 意法半導體
英文描述： Quad Feed Power Supply(ISDN四饋電電源)
中文描述： 四飼料電源（綜合業(yè)務數(shù)字網(wǎng)四饋電電源）
文件頁數(shù)： 7/17頁
文件大?。?/td> 140K
代理商： STLC5444
t
AHAL
t
ADAL
t
ADAZ
t
CLRL(Note 1)
t
RHCH(Note 2)
t
AZRL
t
RLRH
t
RHRL
t
RLDA
t
RHDZ
Read Data
DATA
RD
CS
A
O
ALE
D94TL108A
t
ADDA
Figure 1:
MicroprocessorRead Timing.
Notes:
1 - Ift
CLRL
is negative, t
RHRL
, t
RLRH
, t
AZRL
, and t
RLDA
are measured from CS rather than RD.
2 - Ift
RHCH
is negative, t
RHRL
, t
RLRH
and t
RHDZ
are measured from CS rather than RD.
When a read from the LER immediately follows a write to the LER a minimum of 1
μ
s is required between these operations.
t
AHAL
t
ADAL
t
ADAZ
t
CLWL(Note 1)
t
WHCH(Note 2)
t
WLWH
t
WHWL
t
DAWH
t
WHDZ
Write Data
DATA
WR
CS
A
O
ALE
D94TL109A
INT
(Note 3)
t
AZWL
Figure 2:
MicroprocessorWrite Timing.
Notes:
1 - Ift
CLWL
is negative t
WHWL
and t
WLWH
are measured from CS rather than WR.
2 - Ift
WHCH
is negative,t
WHWL
, t
WLWH
DAWH
and t
WHDZ
are measured from CS rather than WR.
The propagation delay from the writing of the T/I bit to the effect on the INT pin is approximately 1
μ
s for bothmask and enable operations.
STLC5444
7/17
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STLC5444B1 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:QUAD FEEDER POWER SUPPLY
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STLC5460 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:LINE CARD INTERFACE CONTROLLER
STLC5460FN 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Telecommunication IC
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