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參數(shù)資料
| 型號： | IMISC464APB |
| 元件分類： | 時鐘產(chǎn)生/分配 |
| 英文描述： | 80 MHz, PROC SPECIFIC CLOCK GENERATOR, PDIP28 |
| 封裝： | PLASTIC, DIP-28 |
| 文件頁數(shù)： | 3/8頁 |
| 文件大小： | 77K |
| 代理商： | IMISC464APB |
SC464
Motherboard Clock Chip
Approved Product
INTERNATIONAL MICROCIRCUITS, INC. 525 LOS COCHES ST.
Rev. 1.1
5/22/97
MILPITAS, CA 95035. TEL: 408-263-6300. FAX 408-263-6571
Page 3 of 8
ELECTRICAL CHARACTERISTICS
Characteristic
Symbol
Min
Typ
Max
Units
Conditions
Input Low Voltage
VIL
-
0.8
Vdc
DOZE#, ST#, S0-S2 Inputs
Input High Voltage
VIH
2.0
-
Vdc
DOZE#, ST#, S0-S2 Inputs
Input Low Voltage
VIL
-
0.8
Vdc
B1in, B2in Inputs
Input High Voltage
VIH
2.0
-
Vdc
B1in, B2in Inputs
Input Low Current
IIL
-
5
A
DOZE#, ST#, S0-S2 Inputs
with Pull- up or Pull-down
+50
Input High Current
IIH
-
5
A
DOZE#, ST#, S0-S2 Inputs
with Pull-up or Pull-down
+50
Output Low Voltage
IOL = 12mA
VOL
-
0.4
Vdc
All Outputs
Output High Voltage
IOH=12mA
VOH
2.4
-
Vdc
All Outputs
Tri-State leakage Current
Ioz
-
10
A
LF1
Dynamic Supply Current
Icc
-
35
mA
VDD@ 5V, MCLK2 = 50 MHz
Short Circuit Current
ISC
25
-
mA
SWITCHING CHARACTERISTICS
Characteristic
Symbol
Min
Typ
Max
Units
Conditions
Output Rise (0.8V - 2.0V) and
Fall (2.0V - 0.8V) Time MCLK
and REF14 Outputs
tTLH,
tTHL
-
2
ns
30 pf Load
Duty Cycle - MCLK and REF14
-
50/50
45/55
%
-
Propagation Delay -
Bin to Bout
tTLH,
tTHL
3.0
3.2
4.2
ns
15 pf Load
Measured at 1.4V
Buffer Out Skew
B1out1-B1out4
or B2out-B2out4
tSKEW
-
250
ps
15 pf Load
Measured at 1.4V
Jitter One Sigma
MCLK and REF14
tj1s
--
±2
%
As Compared with Clock
Period
Jitter Absolute
MCLK and REF14
tjab
--
±5
%
As Compared with Clock
Period
Input Rise/Fall Time S0-S3
-
2
s
-
VDD = 5V
±10%, TA = 0°C to 70°C
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