HT-MM900A7-4F-HS-81M4279990 datasheet, PDF

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HT-MM900A7-4F-HS-81M4279990: DescriptionCMOS Output Clock Oscillator, 81.427999MHz Nom; CategoryPassive components oscillator; File Size303KB，6 Pages; ManufacturerMicrochip; Websitehttps://www.microchip.com; Environmental Compliance

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HT-MM900A7-4F-HS-81M4279990 Overview

CMOS Output Clock Oscillator, 81.427999MHz Nom

HT-MM900A7-4F-HS-81M4279990 Parametric

Parameter Name	Attribute value
Is it Rohs certified?	conform to
Objectid	145207504419
package instruction	DILCC4,.12,94
Reach Compliance Code	compliant
Other features	STANDBY; ENABLE/DISABLE FUNCTION
maximum descent time	2.5 ns
Frequency Adjustment - Mechanical	NO
frequency stability	25%
Installation features	SURFACE MOUNT
Number of terminals	4
Nominal operating frequency	81.427999 MHz
Maximum operating temperature	125 °C
Minimum operating temperature	-40 °C
Oscillator type	CMOS
Maximum output low current	3 mA
Encapsulate equivalent code	DILCC4,.12,94
physical size	5mm x 3.2mm x 0.75mm
longest rise time	2.5 ns
Maximum slew rate	5 mA
Maximum supply voltage	2.75 V
Minimum supply voltage	2.25 V
Nominal supply voltage	2.5 V
surface mount	YES
maximum symmetry	55/45 %

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HT-MM900A

Military Temperature Oscillator

Features

• Frequency Range 1 MHz and 137 MHz accurate to 6 decimal places

• Low power consump on of 4.5 mA typical

• CMOS compa ble output

• Industry-standard packages: 2.0 x 1.6, 2.5 x 2.0, 3.2 x 2.5, 5.0 x 3.2, 7.0 x 5.0 mm

• Opera ng temperature to 125°C

• Capable of surviving 50,000 g shock, with 70 g vibra on resistance and 0.1ppb/g g-sensi vity

Applications

• Military Applica ons

• Environmentally Demanding Applica ons

• Ruggedized Equipment

Performance Speciﬁca ons

Parameter and Condi ons

Output Frequency Range

Frequency Stability

Symbol

F_stab

Min.

-20

-50

–1.5

-55

-40

1.62

2.25

2.52

2.7

2.97

–

90%

–

70%

–

Typ.

–

1.8

2.5

2.8

3.0

3.3

3.9

3.6

2.5

–

1.2

1.5

–

100

–

1.5

2.5

Max.

137

+20

+50

1.5

+125

+105

+85

1.98

2.75

3.08

3.3

3.63

4.5

2.5

3.5

–

10%

–

30%

250

–

150

4.5

Unit

MHz

ppm

°C

μA

Vdd

kΩ

MΩ

Condi on

Inclusive of Ini al tolerance at 25°C, and varia ons over opera ng

temperature, rated power supply voltage and load.

1st year at 25°C

Aging

Opera ng Temperature Range

T_use

Supply Voltage

Vdd

Other supply voltages between 2.5V and 3.3V can be supported.

Contact Vectron for addi onal informa on.

Current Consump on

Standby Current

Idd

I_std

Duty Cycle

Rise/Fall Time

Tr, Tf

Output High Voltage

Output Low Voltage

Input High Voltage

Input Low Voltage

Input Pull-up Impedence

Startup Time

Enable/Disable Time

Resume Time

RMS Period Ji er

RMS Phase Ji er (random)

VOH

VOL

VIH

VIL

Z_in

T_start

T_oe

T_resume

T_ji

T_phj

No load condi on, f = 20 MHz, Vdd = 2.5V, 2.8V, 3.0V or 3.3V

No load condi on, f = 20 MHz, Vdd = 1.8V

ST = GND, Vdd = 3.0V or 3.3V, Output is Weakly Pulled Down

ST = GND, Vdd = 2.5V or 2.8V, Output is Weakly Pulled Down

ST = GND, Vdd = 1.8V, Output is Weakly Pulled Down

All supply voltage op ons

20% - 80% Vdd = 2.5V, 2.8V, 3.0V or 3.3V

20% - 80% Vdd = 1.8V

20% - 80% Vdd = 2.25V - 3.63V

IOH = -4 mA (Vdd = 3.0V or 3.3V) IOH = -3 mA (Vdd = 2.8V and Vdd =

2.5V) IOH = -2 mA (Vdd = 1.8V)

IOL = 4 mA (Vdd = 3.0V or 3.3V) IOL = 3 mA (Vdd = 2.8V and Vdd =

2.5V) IOL = 2 mA (Vdd = 1.8V)

Pin 1, OE or ST

Pin 1, OE logic high or logic low, or ST logic high

Pin 1, ST logic low

Measured from the me Vdd reaches its rated minimum value

Measured from the me ST pin crosses 50% threshold

f = 20 MHz, Vdd = 2.5V, 2.8V, 3.0V or 3.3V

f = 20 MHz, Vdd = 1.8V

Integra on bandwidth = 12 kHz to 20 MHz, -40 to +125°C

Integra on bandwidth = 12 kHz to 20 MHz, -55 to +125°C

Page 1 of 6

Vectron Interna onal • 267 Lowell Road, Hudson, NH 03051 • Tel: 1-88-VECTRON-1 • h p://www.vectron.com

Rev 1.3 Aug 2014

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