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參數(shù)資料
| 型號(hào)： | IDTCV119E |
| 廠商： | Integrated Device Technology, Inc. |
| 英文描述： | CLOCK GENERATOR FOR DESKTOP PC PLATFORMS |
| 中文描述： | 時(shí)鐘發(fā)生器的臺(tái)式機(jī)平臺(tái) |
| 文件頁數(shù)： | 13/21頁 |
| 文件大?。?/td> | 118K |
| 代理商： | IDTCV119E |
COMMERCIAL TEMPERATURE RANGE
IDTCV119E
CLOCK GENERATOR FOR DESKTOP PC PLATFORMS
13
BY TE 32: WD SOFT RESET TIMER
WD Soft Alarmtimer has to be shorter than WD Hard Alarmtimer. WDE and WD Soft Alarmbits, Byte 33 bit 7 and bit 5, have to be enabled for this Soft Alarm
function.
Bit
Output(s) Affected
Description/Function
7
CPU WD Hard Alarm
0 = frequency select controlled by Byte 25 bit 7
safe frequency mode select
1 = CPU frequency specified
by WDBS[2:0] WDCFS[2:0]
6
WDCFS2
CPU WD time out safe frequency select
(1)
5
WDCFS1
4
WDCFS0
3
WD soft alarmtimer 3
Specify WD Soft AlarmTime Out time
2
WD soft alarmtimer 2
Time Out time = WD Soft AlarmTimer[3:0]*290ms
1
WD soft alarmtimer 1
Default is 580ms.
0
WD soft alarmtimer 0
0
1
Type
RW
Power On
0
HW/I2C
WDBS
WDCFS
RW
RW
RW
RW
RW
RW
RW
0
0
0
0
0
1
0
NOTE:
1. See SW FREQUENCY SELECTION table.
BY TE 33: WD CONTROL
Bit
7
6
Output(s) Affected
WDE
WD FS relatch
Description/Function
Watchdog enable
Relatch HW FS2, 1, 0
in event of WD Hard Alarmtime out
WD Soft Alarmenable
In event of WD Hard Alarmtime out
0
1
Type
RW
RW
Power On
0
0
Disable
Disable
Enable
Enable
5
4
WD Soft Alarmenable
AGP/PCI WD Hard Alarm
time out safe frequency mode select 0 = AGP/PCI frequency controlled by Byte 30 bit 6
1 = AGP/PCI frequency specified by WDAFS[2:0]
SRC SMC 2
SRC SMC 1
SRC SMC 0
Reserve
Disable
HW/I2C
Enable
WDAFS
RW
RW
0
0
3
2
1
0
SRC SSC magnitude control
(1)
SRC SSC magnitude control
(1)
SRC SSC magnitude control
(1)
1
0
1
0
BY TE 34
Bit
7
Output(s) Affected
SW 24_48MHz control override
Description/Function
0
1
Type
RW
Power On
0
0 = controlled by hardware, 1 = controlled by bit 6 HW control controlled by
bit 6
24MHz
PD#
6
5
4
3
2
1
0
24_48MHz select
Reset#/PD#
48MHz
Reset#
RW
RW
0
0
0
0
Reset#/PD#mode select
NOTE:
1. See SMC table.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| IDTCV119EPV | 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:CLOCK GENERATOR FOR DESKTOP PC PLATFORMS |
| IDTCV119EPVG | 功能描述:IC CLK GEN DESKTOP PC 48-SSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動(dòng)器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT |
| IDTCV119EPVG8 | 功能描述:IC CLK GEN DESKTOP PC 48-SSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:- 標(biāo)準(zhǔn)包裝:1,500 系列:- 類型:時(shí)鐘緩沖器/驅(qū)動(dòng)器 PLL:是 主要目的:- 輸入:- 輸出:- 電路數(shù):- 比率 - 輸入:輸出:- 差分 - 輸入:輸出:- 頻率 - 最大:- 電源電壓:3.3V 工作溫度:0°C ~ 70°C 安裝類型:表面貼裝 封裝/外殼:28-SSOP（0.209"，5.30mm 寬） 供應(yīng)商設(shè)備封裝:28-SSOP 包裝:帶卷 (TR) 其它名稱:93786AFT |
| IDTCV122C | 制造商:IDT 制造商全稱:Integrated Device Technology 功能描述:PROGRAMMABLE FLEXPC? CLOCK FOR P4 PROCESSOR |
| IDTCV122CPVG | 功能描述:IC FLEXPC CLK PROGR P4 56-SSOP RoHS:是 類別:集成電路 (IC) >> 時(shí)鐘/計(jì)時(shí) - 專用 系列:FlexPC™ 標(biāo)準(zhǔn)包裝:28 系列:- 類型:時(shí)鐘/頻率發(fā)生器 PLL:是 主要目的:Intel CPU 服務(wù)器 輸入:時(shí)鐘 輸出:LVCMOS 電路數(shù):1 比率 - 輸入:輸出:3:22 差分 - 輸入:輸出:無/是 頻率 - 最大:400MHz 電源電壓:3.135 V ~ 3.465 V 工作溫度:0°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:64-TFSOP （0.240"，6.10mm 寬） 供應(yīng)商設(shè)備封裝:64-TSSOP 包裝:管件 |
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