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參數(shù)資料
| 型號(hào)： | ASM3P18S19B |
| 廠商： | Alliance Semiconductor Corporation |
| 元件分類： | 通用總線功能 |
| 英文描述： | High Speed CMOS Logic Presettable Synchronous 4-Bit Binary Up/Down Counter with Asynchronous Reset 16-SOIC -55 to 125 |
| 中文描述： | 筆記本液晶面板的EMI降低集成電路 |
| 文件頁數(shù)： | 2/7頁 |
| 文件大?。?/td> | 197K |
| 代理商： | ASM3P18S19B |
August 2005
ASM3P18S19B
rev 2.1
Pin Configuration
Pin Description
Pin#
Pin Name
Type
Crystal Connection or external frequency input.This pin has dual
functions. It can be connected to either an external crystal or an external
reference clock
Notebook LCD Panel EMI Reduction IC
2 of 7
Notice: The information in this document is subject to change without notice.
Description
1
XIN / CLKIN
I
2
VSS
P
Ground Connection. Connect to system ground.
3
SRS
I
Spread range select. Digital logic input used to select frequency deviation
(Refer Spread Deviation Selection Table).
This pin has an internal pull-up
resistor.
Spread spectrum clock output.
(Refer Input Frequency and Modulation
Rate Table and Spread Deviation Selection Table)
4
ModOUT
O
5
REF
O
Non-modulated Reference clock output of the input frequency.
6
PD#
I
Power down control pin. Pull LOW to enable Power-Down mode. This pin
has an internal pull-up resistor.
7
VDD
P
Power Supply for the entire chip.
8
XOUT
O
Crystal Connection. Input connection for an external crystal. If using an
external reference, this pin must be left unconnected.
Input Frequency and Modulation Rate
Part Number
Input Frequency Range
Output Frequency range
Modulation rate
ASM3P18S19B
20MHz to 40MHz
20MHz to 40MHz
Input Frequency / 512
Spread Deviation Selection
Part Number
SRS
Spread Deviation
0
-1.25% (DOWN)
ASM3P18S19B
1
-1.75% (DOWN)
VDD
PD#
XOUT
REF
1
2
3
4
5
6
7
8
ASM3P18S19B
XIN/ CLKIN
VSS
SRS
ModOUT
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| ASM3P2107A-08-ST | Circular Connector; MIL SPEC:MIL-C-26482, Series I, Solder; Body Material:Aluminum; Series:PT08; Number of Contacts:23; Connector Shell Size:16; Connecting Termination:Solder; Circular Shell Style:Right Angle Plug |
相關(guān)代理商/技術(shù)參數(shù) |
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| ASM3P18S19B-08SR | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Notebook LCD Panel EMI Reduction IC |
| ASM3P18S19B-08ST | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Notebook LCD Panel EMI Reduction IC |
| ASM3P18S19B-08TR | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Notebook LCD Panel EMI Reduction IC |
| ASM3P18S19B-08TT | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Notebook LCD Panel EMI Reduction IC |
| ASM3P18S19BF-08SR | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:Notebook LCD Panel EMI Reduction IC |
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