參數(shù)資料
型號(hào): DS1094L
英文描述: 10/100/1000 Base-T Ethernet LAN Switch
中文描述: 多相擴(kuò)頻EconOscillator
文件頁(yè)數(shù): 5/11頁(yè)
文件大小: 590K
代理商: DS1094L
D
Multiphase Spread-Spectrum EconOscillator
_____________________________________________________________________
5
Typical Operating Characteristics (continued)
(V
CC
= +3.3V, T
A
= +25°C, unless otherwise noted.)
Pin Description
PIN
NAME
FUNCTION
1
2
3
4
5
6
OUT1
OUT2
V
CC
GND
OUT3
OUT4
Oscillator Output 1
Oscillator Output 2
Positive Supply Terminal
Ground
Oscillator Output 3
Oscillator Output 4
7
SDA
2-Wire Serial-Interface Data
Input/Output
8
SCL
2-Wire Serial-Interface Clock Input
DUTY CYCLE vs. FREQUENCY
V
CC
= 3.3V, +25
°
C
D
f
OUT
(MHz)
D
1.75
1.50
1.25
35
40
45
50
55
30
1.00
2.00
4
φ
3
φ
2
φ
OUTPUT FREQUENCY TOLERANCE
V
CC
= 3.3V, +25
°
C
D
f
OUT
(MHz)
E
1.75
1.50
1.25
-1.0
-0.5
0
0.5
-1.5
1.00
2.00
VOLTAGE FREQUENCY VARIATION
D
SUPPLY VOLTAGE (V)
E
3.5
3.0
3.2
-0.25
0
0.25
0.50
-0.50
3.0
3.6
f
OUT
= 1MHz
f
OUT
= 2MHz
f
OUT
= 125kHz
TEMPERATURE FREQUENCY VARIATON
D
TEMPERATURE (
°
C)
E
60
35
10
-15
-1.6
-1.2
-0.8
-.04
0
0.4
-2.0
-40
85
f
OUT
= 2MHz
f
OUT
= 1MHz
f
OUT
= 125kHz
PEAK-TO-PEAK JITTER vs. f
MOSC
D
f
MOSC
(
MHz)
J
1.8
1.6
1.4
1.2
1.0
1.5
2.0
2.5
0.8
1.0
2.0
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