Crystek CM1890 5x7 mm smd, 1.8v, lvcmos clock oscillator Datasheet

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C18xx Model
5X7 mm SMD, 1.8V, LVCMOS
Frequency Range:
Frequency Stability:
Temperature Range:
Operating:
(Option M)
Storage:
Input Voltage:
Input Current:
Output:
Symmetry:
Rise/Fall Time:
Logic:
Clock Oscillator
1MHz to 100MHz
±20ppm to ±100ppm
Load:
Jitter RMS: 12KHz~20MHz
0°C to 70°C
-20°C to 70°C
-55°C to 120°C
1.8V ± 0.2V
30mA Max @ 15pF
LVCMOS
45/55% Max @ 50% Vdd
1ns Typ, 3.5ns Max
"0" = 10% Vdd Max
"1" = 90% Vdd Min
15pF Max
0.5ps Typ, 1ps Max
Aging:
<3ppm 1st/yr, 1ppm every year thereafter
SUGGESTED PAD LAYOUT
Dimensions inches (mm)
All dimensions are Max unless otherwise specified.
.283 Max
(7.20)
P/N DC
Freq
Designed to meet today's
requirements for low
voltage applications. The
power saving sleep
function of the C18xx turns
the oscillator circuit off for
maximum efficiency.
Available on 16mm tape
and reel in quantities of 1K.
.055 Typ.
(1.40 Typ.)
.204 Max
(5.02)
.075 Max
(1.80)
#1
#2
#4
#3
.071 SQ
(1.80)
.165
(4.19)
.045 ±.008
(1.14 ±.20)
.200 ±.005
(5.08 ±.13)
Denotes pad 1
.200
(5.08)
0.01uF Bypass Capacitor Recommended
TEMPERATURE
RECOMMENDED REFLOW SOLDERING PROFILE
Ramp-Up
3°C/Sec Max.
260°C
Critical Temperature
Zone
Crystek Part Number Guide
Ramp-Down
6°C/Sec.
217°C
Example: C1892-44.736MHZ
Example: CM1892-44.736MHZ
200°C
150°C
Temperature
Preheat
180 Secs. Max.
8 Minutes Max.
90 Secs. Max.
260°C for
10 Secs. Max.
Frequency Stability
0/ 70°C
-20/ 70°C
-40/ 85°C
C1890
C1892
C1891
C1898
CM1890
CM1892
CM1891
NA
CE1890 +/- 100ppm
CE1892 +/- 50ppm
CE1891 +/- 25ppm
NA
+/- 20ppm
NOTE: Reflow Profile with 240°C peak also acceptable.
OUT
mA
M
pin 3
pin 4
Vdd
PWR
Supply
VM
Bypass
Cap.
pin 1
High Impedance
GND or "LOW"
OUT
O/P Load
incl Probe Cl
OSC.
GND
pin 2
Oscillation
OPEN or "HIGH"
Tri-State Function
Function pin 1
Output pin
Open
"1" level 0.7V Min
"0" level 0.3V Max
Active
Active
High Z
Specifications subject to change without notice.
TD-02061 Rev.H
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