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參數(shù)資料
| 型號： | ASM2I99447 |
| 廠商： | Alliance Semiconductor Corporation |
| 英文描述： | 3.3V/2.5V 1:9 LVCMOS Clock Fanout Buffer |
| 中文描述： | 3.3V/2.5V 1:9的LVCMOS時鐘扇出緩沖器 |
| 文件頁數(shù)： | 2/14頁 |
| 文件大?。?/td> | 565K |
| 代理商： | ASM2I99447 |
May 2005
rev 0.3
Block Diagram
Table 1. Function Table
ASM2I99447
3.3V/2.5V 1:9 LVCMOS Clock Fanout Buffer
Notice: The information in this document is subject to change without notice.
2 of 14
Pin Configuration
Control
CLK_SEL
OE
CLK_STOP
Default
1
1
0
1
CLK0 input selected
Outputs disabled (high–impedance state)
1
CLK1 input selected
Outputs enabled
1
Outputs synchronously stopped in logic low state
Outputs active
Note: 1. OE = 0 will high–impedance tristate all outputs independent on CLK_STOP
Table 2. Pin Configuration
Pin #
3
4
2
Pin Name
CCLK0
CCLK1
CLK_SEL
CLK_STOP
I/O
Input
Input
Input
Type
LVCMOS
LVCMOS
LVCMOS
Function
Clock signal input
Alternative clock signal input
Clock input select
5
Input
LVCMOS
Clock output enable/disable
6
OE
Input
LVCMOS
Output enable/disable
(high–impedance tristate)
Clock outputs
Negative power supply (GND) for
Output and Core
Positive power supply for I/O and
core. All V
CC
pins must be connected
to the positive power supply for
correct operation
11,13,15,19,21,23,26,28,30
Q0 – Q8
Output
LVCMOS
1,8,9,12,16,17,20,24,25,29,32
GND
Supply
Ground
7,10,14,18,22,27,31
V
CC
Supply
V
CC
Q0
Q1
CLK
CCLK0
Q2
Q3
Q4
STOP
0
1
V
CC
CCLK1
CLK_SEL
SYNC
V
CC
V
CC
CLK_STOP
Q5
Q5
Q6
Q7
OE
(All input resistors have a value of 25K
)
GND
Q2
V
CC
Q1
GND
Q0
V
CC
GND
GND
25
24
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
G
C
C
C
C
O
V
C
G
Q6
V
CC
Q7
GND
Q8
V
CC
GND
G
V
C
Q
G
Q
V
C
Q
G
ASM2I99447
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| ASM2I99448G-32-ER | 3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448G-32-ET | 3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448G-32-LR | CAP CERM 470PF 500V X7R 10% 1206 |
| ASM2I99448G-32-LT | 3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448 | 3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ASM2I99448 | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448-32-ER | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448-32-ET | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448-32-LR | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
| ASM2I99448-32-LT | 制造商:ALSC 制造商全稱:Alliance Semiconductor Corporation 功能描述:3.3V/2.5V LVCMOS 1:12 Clock Fanout Buffer |
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