參數(shù)資料
型號(hào): IDT77V1254L25L25PGI
廠商: Integrated Device Technology, Inc.
英文描述: Quad Port PHY (Physical Layer) for 25.6 and 51.2 ATM Networks
中文描述: 四端口PHY(實(shí)體層)為25.6和51.2 ATM網(wǎng)絡(luò)
文件頁(yè)數(shù): 44/47頁(yè)
文件大?。?/td> 840K
代理商: IDT77V1254L25L25PGI
44 of 47
September 21, 2001
IDT77V1254L25
Figure 44 Utility Bus Write Cycle
OSC, RXREF, TXREF and Reset Timing
Figure 45 OSC, RXREF, TXREF and Reset Timing
Symbol
Parameter
Min.
Typ.
Max.
Unit
Tcyc
OSC cycle period
30
15
31.25
15.625
33
16.5
ns
ns
Tch
OSC high tim
40
60
%
Tcl
OSC low time
40
60
%
Tcc
OSC cycle to cycle period variation
1
%
Trrpd
1
1.
The width of the RXREF pulse is programmable in the LED Driver and HEC Status/Control Registers.
OSC to RXREF Propagation Delay
1
30
ns
Ttrh
TXREF High Time
35
ns
Ttrl
TXREF Low Time
35
ns
Trspw
Minimum RST Pulse Width
two OSC cycles
""
CS
WR
!
!>$@
G
8
=
.G
G
8
=
!088
54=:
.8
.
"
RXREF
=
RST
8=
TXREF
=
G
..
.G
.
.
相關(guān)PDF資料
PDF描述
IDT77V1254L25 Quad Port PHY (Physical Layer) for 25.6 and 51.2 ATM Networks
IDT77V1254L25L25PG Quad Port PHY (Physical Layer) for 25.6 and 51.2 ATM Networks
IDT79RC64V475250DZ RISControllerTM Embedded 64-bit Microprocessor, based on RISCore4000
IDT79RC64V475250DZI RISControllerTM Embedded 64-bit Microprocessor, based on RISCore4000
IDT79RC64V474180DZI RISControllerTM Embedded 64-bit Microprocessor, based on RISCore4000
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
IDT77V252L155PG 制造商:Integrated Device Technology Inc 功能描述:ATM/SONET SEGMENTATION AND REASSEMBLY CIRCUIT, 208 Pin, Plastic, QFP
IDT77V400S156BC 功能描述:IC SW MEMORY 8X8 1.2BGPS 256-BGA RoHS:否 類別:集成電路 (IC) >> 專用 IC 系列:SwitchStar™ 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:調(diào)幀器 應(yīng)用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應(yīng)商設(shè)備封裝:400-PBGA(27x27) 包裝:散裝
IDT77V400S156BCG 功能描述:IC SW MEMORY 8X8 1.2BGPS 256-BGA RoHS:是 類別:集成電路 (IC) >> 專用 IC 系列:SwitchStar™ 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:調(diào)幀器 應(yīng)用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應(yīng)商設(shè)備封裝:400-PBGA(27x27) 包裝:散裝
IDT77V400S156DS 功能描述:IC SW MEMORY 8X8 1.2BGPS 208PQFP RoHS:否 類別:集成電路 (IC) >> 專用 IC 系列:SwitchStar™ 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:調(diào)幀器 應(yīng)用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應(yīng)商設(shè)備封裝:400-PBGA(27x27) 包裝:散裝
IDT77V500S25BC 功能描述:IC SW MEMORY 8X8 1.2BGPS 144-BGA RoHS:否 類別:集成電路 (IC) >> 專用 IC 系列:SwitchStar™ 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:1 系列:- 類型:調(diào)幀器 應(yīng)用:數(shù)據(jù)傳輸 安裝類型:表面貼裝 封裝/外殼:400-BBGA 供應(yīng)商設(shè)備封裝:400-PBGA(27x27) 包裝:散裝