Datasheet > CM1891

CM1891

更新时间： 2024-11-06 04:12:19

品牌	Logo	应用领域
CRYSTEKMICROWAVE		振荡器时钟
页数	文件大小	规格书
1页	111K
描述
5X7 mm SMD, 1.8V, LVCMOS Clock Oscillator

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中文翻译

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数据手册

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CM1891 数据手册

C18xx Model

Clock Oscillator

5X7 mm SMD, 1.8V, LVCMOS

Frequency Range:

1MHz to 100MHz

Frequency Stability:

Temperature Range:

Operating:

±20ppm to ±100ppm

0°C to 70°C

(Option M)

-20°C to 70°C

Storage:

-55°C to 120°C

1.8V ± 0.2V

Input Voltage:

Input Current:

Output:

Designed to meet today's

requirements for low

voltage applications. The

p o w e r s a v i n g s l e e p

function of the C18xx turns

the oscillator circuit off for

m a xi m u m e f f i c i e n c y .

Available on 16mm tape

and reel in quantities of 1K.

30mA Max @ 15pF

LVCMOS

Symmetry:

45/55% Max @ 50% Vdd

1ns Typ, 3.5ns Max

"0" = 10% Vdd Max

"1" = 90% Vdd Min

15pF Max

Rise/Fall Time:

Logic:

Load:

Jitter RMS: 12KHz~20MHz

0.5ps Typ, 1ps Max

Aging:

<3ppm 1st/yr, 1ppm every year thereafter

SUGGESTED PAD LAYOUT

Dimensions inches (mm)

.055 Typ.

All dimensions are Max unless otherwise specified.

.071 SQ

(1.80)

(1.40 Typ.)

.283 Max

(7.20)

.165

(4.19)

.045 ±.008

(1.14 ±.20)

P/N DC

.204 Max

.075 Max

(1.80)

(5.02)

Freq

.200 ±.005

(5.08 ±.13)

.200

Denotes pad 1

(5.08)

0.01uF Bypass Capacitor Recommended

RECOMMENDED REFLOW SOLDERING PROFILE

Ramp-Up

Critical Temperature

3°C/Sec Max.

Zone

Ramp-Down

6°C/Sec.

260°C

Crystek Part Number Guide

217°C

200°C

Example: C1892-44.736MHZ

Example: CM1892-44.736MHZ

150°C

Temperature

Frequency Stability

-40/ 85°C

0/ 70°C

-20/ 70°C

C1890

C1892

C1891

C1898

CM1890

CM1892

CM1891

CE1890 +/- 100ppm

CE1892 +/- 50ppm

CE1891 +/- 25ppm

Preheat

90 Secs. Max.

180 Secs. Max.

8 Minutes Max.

+/- 20ppm

260°C for

10 Secs. Max.

NOTE: Reflow Profile with 240°C peak also acceptable.

OUT

Tri-State Function

Function pin 1 Output pin

pin 3

pin 2

pin 4

O/P Load

Vdd

OUT

incl Probe Cl

Open

Active

High Z

PWR

Supply

OSC.

Bypass

Cap.

pin 1

"1" level 0.7V Min

"0" level 0.3V Max

GND

High Impedance

GND or "LOW"

Oscillation

OPEN or "HIGH"

TD-02061 Rev.H

Specifications subject to change without notice.

中文翻译

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