參數(shù)資料
型號: ECS-3953C
廠商: Electronic Theatre Controls, Inc.
英文描述: SMD CLOCK OSCILLATOR
中文描述: 貼片時鐘振蕩器
文件頁數(shù): 1/1頁
文件大?。?/td> 212K
代理商: ECS-3953C
42
ECS, INC. INTERNATIONAL
1105 S. RIDGEVIEW, OLATHE, KS 66062 913-782-7787 800-237-1041 FAX 913-782-6991 WWW.ECSXTAL.COM
SMD OSCILLATORS SMD OSCILLATORS
FEATURES
3.3 or 5.0V version
Miniature profile
Low power consumption
Standby function
Tape & Reel (1,000 pcs)
ECS-3951C/3953C
SERIES
SMD CLOCK OSCILLATOR
The ECS-3951C (5V) and ECS-3953C (3.3V)
Series are miniature, crystal controlled, low
current clock oscillator in a ceramic SMD
package. The low profile package is ideal
for today’s advanced portable PC and
instrumentation designs.
* ECS-3953C is also compatible with a supply voltage of +3.0V DC ±0.3V
** Inclusive of 25C tolerance, operating temperature range, input voltage change, load change, aging shock and vibration.
*** An internal pullup resistor from pin 1 to 4 allows active output if pin 1 is left open.
Note: A 0.01 μF bypass capacitor should be placed between VCC (Pin 4) and GND (Pin 2) to minimize power line noise.
7.5
±
0.2
5
±
0
2
1.60
±
0.15
1
1
4
2
3
3
2
4
1.00
5.08
0
1
Figure 1) ECS-3951C/3953C Top, Side and Bottom views
PACKAGE DIMENSIONS (mm)
PIN CONNECTIONS
#1
#2
#3
#4
TRI-STATE***
GND
OUTPUT
V
CC
5.08
4
2
1.40
0.01
μ
F
Figure 2) Land Pattern
ECS-3951C/3953C Standby Control Voltage
PIN #1 = OPEN ***
PIN #1 = V
CC
x0.9 MIN
PIN #1 = V
CC
x0.1 MAX
#3 = OSCILLATION
#3 = OSCILLATION
#3 = HIGH IMPEDANCE
Sample Part Number: ECS-3951C-500-B
PART NUMBERING GUIDE
FREQUENCY (50.0 MHz)
500
STABILITY TOLERANCE (±50 PPM)
ECS-3951C
B
OPERATING CONDITIONS/ELECTRICAL CHARACTERISTICS
ECS-3951C (5V)
TYP
ECS-3953C (3.3V)*
TYP
PARAMETERS
CONDITIONS
MIN
1.800
0
-55
+4.5
-100
-50
-25
MAX
80.000
+70
+125
+5.5
+100
+50
+25
10
15
30
30
50
60/40
10
MIN
1.800
0
-55
+3.0
100
-50
-25
MAX
80.000
+70
+125
+3.6
+100
+50
+25
8
8
12
15
30
60/40
15
UNITS
FREQUENCY RANGE
MHz
C
C
V DC
PPM
PPM
PPM
mA
mA
mA
mA
mA
%
ns
Operating
Storage
TEMPERATURE RANGE
SUPPLY VOLTAGE
+5.0
±40
+3.3
±40
Standard
Option (B)
Option (C)
1.8 ~ 30.0 MHz
30.0 ~ 35.0 MHz
35.0 ~ 50.0 MHz
50.0 ~ 66.0 MHz
66.0 ~ 80.0 MHz
@ 1/2 V
CC
Level
FREQUENCY STABILITY**
INPUT CURRENT
OUTPUT SYMMETRY
RISE AND FALL TIMES
LOGIC
0
LEVEL
LOGIC
1
LEVEL
LOAD
40/60
50 ±4
40/60
50 ±4
V
CC
x 0.1V max.
V
CC
x 0.9V min.
HCMOS
1.8 ~ 36.0 MHz
36.0 ~ 80.0 MHz
VOL=0.5V/0.33
VOH=4.5V/2.97V
15
5
10
4
-4
100
15
5
10
4
-4
100
pF
ms
ms
mA
mA
ns
START-UP TIME
OUTPUT CURRENT
(IOL)
(IOH)
ENABLE/DISABLE TIME
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