EXO-3C20MHZ [GOLLEDGE]
CMOS Output Clock Oscillator, 20MHz Nom;
| 型号： | EXO-3C20MHZ |
| 厂家： | 
GOLLEDGE ELECTRONICS LTD |
| 描述： | CMOS Output Clock Oscillator, 20MHz Nom 机械 石英晶振 振荡器 |
| 文件： | 总1页 (文件大小：59K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Programmable Oscillator
EXO-3C
Specifications
Product
EXO-3C
Option
Codes
Parameters
Package style:
8 pin DIP
Frequency range:
46.875kHz ~ 32.0MHz
specify
Frequency stability:
100ppm max ꢀ(30.0MHzꢁ
150ppm max ꢀ30.0 ~ 32.0MHzꢁ
Operating temperature range:
8
1
7
2
6
3
5
4
-10 to +70°C
7.00
(max)
1.60Ø
Storage temperature range:
-55 to +125°C
12.80
(max)
Supply voltage (VDD):
7.62
+5.0V ꢀ 10ꢂꢁ
0.51
(min)
5.08
(max)
2.50
Supply current (max):
Driving ability:
20mA
CMOS
(min)
0.60
(max)
1.52
2.54
0~15°
Output voltage:
‘0’ level ꢀVOLꢁ = 0.5V max
‘1’ level ꢀVOHꢁ = 90ꢂVDD min
PIN CONNECTIONS
1
Original freq.
Divided freq.
Enable/Disable
Ground
5
6
7
8
Select 1, see table
Select 2, see table
Select 3, see table
Supply voltage
2
3
4
Rise / fall times:
Startup time:
15ns max
1.5ms max ꢀ(30.0MHzꢁ
2ms max ꢀ30.0 ~ 32.0MHzꢁ
Scale 1:1
Waveform symmetry: 40:60 max
Features
Standard. ˿ Optional - Please specify required code(s) when ordering «
«
«
«
«
User programmable frequency divider
Standard frequencies held in stock
Fast startup time
Output Frequency Selection
INPUT
OUTPUT
Standby Original Freqꢀ Divided Output
Divider Selection
Pin 7
Pin 6
Pin 5
Pin 3
Pin 1
Pin 2
Enable / disable function
-
-
-
Low
High
High
High
High
High
High
High
High
Disabled
Disabled
fd = fo / 2
fd = fo / 22
fd = fo / 23
fd = fo / 24
fd = fo / 25
fd = fo / 26
fd = fo / 27
fd = fo / 28
Low cost for volume applications
Low
Low
Low
Low
High
High
High
High
Low
Low
High
High
Low
Low
High
High
Low
High
Low
High
Low
High
Low
High
fo
fo
fo
fo
fo
fo
fo
fo
Standard Frequencies
Frequencies in MHz
12.00000
12.28800
12.80000
14.31818
14.50000
14.74560
15.00000
15.36000
15.97440
16.00000
16.12800
16.25700
16.38400
17.73447
18.43200
19.20000
19.66080
20.00000
20.48000
21.47727
22.00000
22.11840
24.00000
24.57600
30.00000
32.00000
fo = Original frequency. fd = Divided frequency.
Ordering Information
Product name + frequency
e.g: EXO-3C 14ꢀ31818MHz
EXO-3C 32ꢀ0MHz
Tel: +44 1460 256 100
Fax: +44 1460 256 101
E-mail: sales@golledgeꢀcom
Web: wwwꢀgolledgeꢀcom
18 Feb 2000
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