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參數(shù)資料
| 型號： | MK1449SITR |
| 英文描述： | Sound/SCSI+Fast Ethernet Clock |
| 中文描述： | 聲音/快速以太網(wǎng)時鐘的SCSI |
| 文件頁數(shù)： | 3/4頁 |
| 文件大小： | 60K |
| 代理商： | MK1449SITR |
MK1449B
Sound/SCSI+Fast Ethernet Clock
MDS 1449B C
Integrated Circuit Systems, Inc. 525 Race Street San Jose CA95126 (408)295-9800tel www.icst.com
3
Revision 120799
Printed 11/15/00
Parameter
ABSOLUTE MAXIMUM RATINGS (stresses beyond these can permanently damage the device)
Supply Voltage, VDD
Inputs
Clock Output
Ambient Operating Temperature
Conditions
Minimum
Typical
Maximum
Units
Referenced to GND
Referenced to GND
Referenced to GND
7
V
V
V
°C
°C
°C
°C
-0.5
-0.5
0
-40
VDD+0.5
VDD+0.5
70
85
260
150
Industrial temperature
Max of 10 seconds
Soldering Temperature
Storage temperature
DC CHARACTERISTICS (VDD = 3.3V unless otherwise noted)
Operating Voltage, VDD
Input High Voltage, VIH, ICLK only
Input Low Voltage, VIL, ICLK only
Input High Voltage, VIH
Input Low Voltage, VIL
Output High Voltage, VOH
Output Low Voltage, VOL
IDD Operating Supply Current, 5V
IDD Operating Supply Current, 3.3V
Short Circuit Current
On-Chip Pull-up Resistor
Input Capacitance, S1, S0
AC CHARACTERISTICS (VDD = 3.3V unless otherwise noted)
Input Frequency, crystal input
Input Frequency, clock input
Output Frequency
Output Clock Rise Time
Output Clock Fall Time
Output Clock Duty Cycle
Synthesis error, 25, 40 MHz
Synthesis error, 12.288, 49.152 MHz
Absolute Clock Period Jitter, 20 pF load
One Sigma Clock Period Jitter, 20 pF load
-65
3
5.5
V
V
V
V
V
V
V
ICLK (Pin 1)
ICLK (Pin 1)
S0, S1
S0, S1
IOH=-25mA
IOL=25mA
No Load, 25, 40MHz
No Load, 25, 40MHz
CLK output
Pin 7
Pins 6, 7
(VDD/2)+1
VDD/2
VDD/2
(VDD/2)-1
VDD-0.5
0.5
2.4
0.4
18
10
±70
270
4
mA
mA
mA
k
pF
10
10
10
14.31818
14.31818
1
1
49 to 51
±240
100
27
50
75
60
1
1
MHz
MHz
MHz
ns
ns
%
ppm
ppm
ps
ps
VDD = 3.0 to 5.5V
0.8 to 2.0V
2.0 to 0.8V
at VDD/2
40
Deviation from mean
Electrical Specifications
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