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參數(shù)資料
| 型號(hào)： | QM140R9M-25 |
| 廠商： | Q-TECH CORP |
| 元件分類： | XO, clock |
| 英文描述： | 60 MHz, OTHER CLOCK GENERATOR, PDIP14 |
| 封裝： | DIP-14 |
| 文件頁(yè)數(shù)： | 2/2頁(yè) |
| 文件大?。?/td> | 143K |
| 代理商： | QM140R9M-25 |
ELECTRICAL
SPECIFICATIONS
Q-Tech
FREQUENCY STABILITY vs TEMPERATURE*
PIN CONFIGURATIONS
CODE
±%
±PPM
TEMP
1
.01
100
0C to +70C
4
.005
50
0C to +70C
9
.005
50
-55C to +125C
10
.01
100
-55C to +125C
11
.005
50
-40C to +85C
12
.01
100
-40C to +85C
*All units operate from -55C to + 125C. Tolerance is not
specified outside the temperature ranges shown above.
25
QM140R
S
QM#
PIN #
SIGNAL
QM140
14
VCC
7
GND
4
PCLK (clock 1)
8
BCLK (clock 2)
Upper dimensions
in inches - lower
dimensions in
millimeters. Unless
otherwise specified,
tolerances are
.005ó (.127mm.).
Detailed mechanical
drawings available
by request.
FEATURES
￥Guaranteed parameters over extreme
temperature and voltage range.
￥Multiple outputs with guaranteed timing
when required.
￥Automatic testing capability (optional).
￥Class B M55310 Screening (optional).
QM140R Clock module meets the
requirements of Motorola MC68040. The
clock generator provides both PCLK and
BCLK (
as defined per MC68040 designers
handbook and the following diagram
) with
the following specifications:
Max.
7
14
8
2.54
1
.300
.505
12.83
.100
22.35
5.08
Min.
.200
5.08
.600
15.24
.018
.880
Max.
Q-TECH
P/N
FREQ.
Output Frequency:
clock 1- up to 60 MHz
clock 2- half of clock 1
5V ±10% min.
65 mA max.
47.5/52.5% @ 1.5V
clock 1- 1.6 ns
clock 2- 3.0 ns
ò1ó 3.0V min.
ò0ó 0.3V max.
PCLK 60 pF max. ***
BCLK 120 pF min. ***
14 pin DIP
± 6.5 nsec
Supply Voltage:
Supply Current:
Output Symmetry (duty cycle):
Rise/fall time (0.8V to 2.0V):
Output Logic Level:
Load capacitance:
Package:
Output Clock Skew (ts):
*** For more information see
technical information sheet.
The above specification covers the
clock requirements of the Motorola
68040 as well as 68030 (single input).
Other standard microprocessor Hybrid
drivers are available. Please request our
bulletin on this product line.
PCLK
BCLK
ts
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