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參數(shù)資料
| 型號： | CB3LV-S4C-25M7680 |
| 廠商： | CTS CORP |
| 元件分類： | XO, clock |
| 英文描述： | CRYSTAL OSCILLATOR, CLOCK, 25.768 MHz, HCMOS/TTL OUTPUT |
| 封裝： | GREEN, CERAMIC, 4 PIN |
| 文件頁數(shù)： | 3/4頁 |
| 文件大小： | 123K |
| 代理商： | CB3LV-S4C-25M7680 |
Document No. 008-0257-0
Page 3 - 4
Rev. B
CTS Electronic Components, Inc. 171 Covington Drive Bloomingdale, IL 60108
Stratum IV CB3 & CB3LV
7.5x5.0mm Low Cost
HCMOS/TTL Clock Oscillator
MECHANICAL SPECIFICATIONS
PACKAGE DRAWING
MARKING INFORMATION
1
(1.2)
0.047
PIN 1 IDENTIFIER
4
3
2
Inch
(mm)
Key:
(3.7)
0.146
(1.4)
0.205
(5.2)
0.071
0.055
0.200
(5.08)
MAX
(1.8)
MAX
(7.7)
0.303
SUGGESTED SOLDER PAD GEOMETRY
SUGGESTED REFLOW PROFILE
CMOS/TTL OUTPUT WAVEFORM
TEST CIRCUIT, CMOS LOAD
ENABLE TRUTH TABLE
PIN 1
PIN 3
Logic ‘1’
Output
Open
Output
Logic ‘0’
High Imp.
D.U.T. PIN ASSIGNMENTS
PIN
SYMBOL
DESCRIPTION
1
EOH
Enable Input
2
GND
Circuit & Package Ground
3
Output
RF Output
4
VCC
Supply Voltage
1. ** - Manufacturing Site Code.
2. XXMXXXX - Frequency marked with 4 significant
digits after the ‘M’.
3. YYWW – Date code, YY – year, WW – week.
4. 4 – Stratum IV Stability.
5. T – Temperature code.
(Reference Ordering Information.)
6. V – Voltage code. 3 = 3.3V, 5 = 5.0V.
NOTES
1. Termination pads (e4), barrier-plating is nickel
(Ni) with gold (Au) flash plate.
2. Reflow conditions per JEDEC J-STD-020.
0
100
200
300
0
30
60
90
120
150
180
210
240
270
300
Time (Seconds)
Temp.
(°C)
Maximum 260°C, 10 seconds
Typical 245°C
130°C
PERIOD (T)
90%, 80%, 2.4V
50%, 1.5V
10%, 20%, 0.5V
DUTY CYCLE = t/T x 100 (%)
V
OH
OL
Tr
Tf
UPTIME (t)
POWER
SUPPLY
+
-
+-
-
+
VM
mA
.01uF
D.U.T.
43
12
C L
Including probe
capacitance.
Enable Input
CTS ** - CB3
XXMXXXX
● YYWW 4TV
.200 [5.08]
.165 [4.20]
.071 [1.80]
Key:
[mm]
Inch
.079 [2.00]
12
3
4
BYPASS
CBYPASS should be ≥ 0.01 uF.
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