353VB6A742T Datasheet 353VB6A742T, 353VB3A742T, 353VB5A742R | P1-P3

Document No. 008-0369-0 Page 1- 3 Rev. A

www.ctscorp.com

Model 353

HCMOS VCXO

ORDERING INFORMATION

N = +2.5 Vdc, Pin 2 Enable

L = +3.3 Vdc, Pin 2 Enable

S = +5.0 Vdc, Pin 2 Enable

T = +2.5 Vdc, Pin 5 Enable

V

= +3.3 Vdc, Pin 5 Enable

W = +5.0 Vdc, Pin 5 Enable

SUPPLY VOLTAGE

353

PACKAGING OPTIONS

OPERATING TEMPERATURE RANGE

T - 1k pcs./reel

R - 3k pcs./reel

FRE

Q

UENCY

Product Frequency Code

1

Contact your local CTS Representative or CTS Customer Service for availability.

A

BSOLUTE PULL RANGE [APR]

B = ± 50 ppm APR

FRE

Q

UENCY STABILIT

Y

6 = ± 20 ppm

2

3 = ± 50 ppm

5 = ± 25 ppm

A = -10°C to +60°C

C = -20°C to +70°C

I = -40°C to +85°C

2

2] Consult factory for availability of 6I Stability/Temperature combination.

3-digits required for frequencies below 100MHz and 4-digits for frequencies 100MHz or greater.

Not all performance combinations and frequencies may be available.

1] Refer to document 016-1454-0, Frequency Code Tables.

PACKAGING INFORMATION [reference]

Device quantity is 1k pcs. maximum per 180mm reel.

FEATURES

• Standard 5.0mm x 3.2mm 6-Pad Surface Mount Package

• HCMOS Output

• Low Jitter Performance

• Fundamental Crystal Designs

• Frequency Range 1 – 80 MHz

• Operating Voltages +2.5Vdc, +3.3Vdc or +5.0Vdc

• Operating Temperature to -40°C to +85°C

• Output Enable Standard

• Tape & Reel Packaging Standard, EIA-418

• RoHS/Green Compliant [6/6]

APPLICATIONS

Model 353 is ideal for applications such as broadband access, Ethernet/Gigabit Ethernet,

SONET/SDH, xDSL, PCMIA, digital video, Picocells and base stations.

Document No. 008-0369-0 Page 2 - 3 Rev. A

Model 353

5.0mm x 3.2mm HCMOS VCXO

ELECTRICAL CHARACTERISTICS

PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT

Maximum Supply Voltage

V

CC

--0.5-5.0V

Maximum Control Voltage

V

C

--0.5-

V

CC

V

Storage Temperature

T

STG

- -40 - +100 °C

Frequency Range

f

O

-MHz

Frequency Stability

(

See Note 1 and Orderin

g

Information

)

Δf/f

O

- - - 20, 25 or 50 ± ppm

Absolute Pull Ran

g

e

(See Note 2 and Ordering Information)

APR - ±50 - - ppm

Aging

Δf/f

25

First Year @ +25°C, nominal V

CC

and V

C

-3 - 3 ppm

-10

+60

-20

+70

-40 +86

Model 353N

,

353T

,

±5% 2.38 2.5 2.63

Model 353L, 353V, ±5% 3.14 3.3 3.47

Model 353S

,

353W

,

±5% 4.75 5.0 5.25

C

L

= 15 pF

@ +2.5Vdc - - 25

@ +3.3Vdc - - 25

@ +5.0Vdc - - 30

Out

p

ut Load

C

L

---15

p

F

Model 353N, 353T, V

CC

= 2.5V

0.20 1.25 2.30

Model 353L, 353V, V

CC

= 3.3V

0.15 1.65 3.15

Model 353S, 353W, V

CC

= 5.0V

0.50 2.50 4.50

Frequency Deviation Δf

+25°C @ Time of Shipment, over V

C

range

±100 - - ppm

Linearit

y

L Best Strai

g

ht Line Fit - - 10 %

Input Impedance

Z

Vc

-10--kOhms

Transfer Function - - -

Out

p

ut Dut

y

C

y

cle

SYM @ 50% Level 45 - 55 %

V

OH

Logic '1' Level, CMOS Load

0.9V

CC

--

V

OL

Logic '0' Level, CMOS Load - -

0.1V

CC

Rise and Fall Time

T

R

, T

F

@ 20%/80% Levels - 3 8.0 ns

Start Up Time

T

S

Application of V

CC

-510ms

Modulation Roll-off - @ -3dB 12 - - kHz

Enable Function

Enable Input Voltage

V

IH

Pin 2 or Pin 5 Logic '1', Output Enabled

0.7V

CC

--

Disable Input Voltage

V

IL

Pin 2 or Pin 5 Logic '0', Output Disabled - -

0.3V

CC

Enable Time

T

PLZ

Pin 2 or Pin 5 Logic '1' - - 100 ns

Phase Jitter, RMS tjrms Bandwidth 12 kHz - 20 MHz - 0.5 1 ps

1.

Notes:

2.

V

I

CC

mA

T

A

+25-

Operating Temperature

Positive

Supply Current

1 - 80

ELECTRICAL PARAMETERS

Output Voltage Levels

V

Inclusive of initial tolerance at time of shipment, changes in supply voltage, load, temperature and 1year aging.

Minimum guaranteed frequency shift from f

O

over variations in temperature, aging, power supply and load.

Control Voltage

V

C

V

°C

Supply Voltage

V

CC

ENABLE TRUTH TABLE

PIN 2 or Pin 5 PIN 4

Logic ‘1’ Output

Open Output

Logic ‘0’ High Imp.

Frequency

Offset

Phase Noise

(

dBc/Hz

)

*

Frequency

Offset

Phase Noise

(

dBc/Hz

)

*

10 Hz -60 10k Hz -135

100 Hz -90 100k Hz -150

1k Hz -120 >100k Hz -150

* Results may vary depending on frequency.

SINGLE SIDE BAND PHASE NOISE

(typical maximum)

Document No. 008-0369-0 Page 3 - 3 Rev. A

Model 353

5.0mm x 3.2mm HCMOS VCXO

MECHANICAL SPECIFICATIONS

MARKING INFORMATION

1. ** - Manufacturing Site Code.

2. D – Date Code. See Table I for codes.

3. ST – Frequency stability/temperature code.

[Refer to Ordering Information.]

4. V – Voltage code. N or T = 2.5V, L or V = 3.3V,

S or W = 5.0V

5. xxx – Frequency Code.

3-digits, frequencies below 100MHz

Refer to document 016-1454-0, Frequency Code Tables.

PACKAGE DRAWING

NOTES

1. Complete CTS part number, frequency value and

date code information must appear on reel and

carton labels.

2. Termination pads [e4]. Barrier-plating is nickel [Ni]

with gold [Au] flash plate.

3. Reflow conditions per JEDEC J-STD-020; 260°C

maximum, 20 seconds.

4. MSL = 1.

CTS**D

353STV

● xxx

SUGGESTED SOLDER PAD GEOMETRY

C

BYPASS

should be ≥ 0.01 uF.

D.U.T. PIN ASSIGNMENTS

PIN SYMBOL DESCRIPTION

1 V

C

Control Voltage

2 EOH or N.C. Enable [std] or No Connect

3 GND Circuit & Package Ground

4 Output RF Output

5 N.C. or EOH No Connect or Enable [opt]

6 V

CC

Supply Voltage

OUTPUT WAVEFORM, CMOS

TEST CIRCUIT, CMOS LOAD

TABLE I – DATE CODE

2001 2005 2009 2013 2017 A B C D E F G H J K L M

2002 2006 2010 2014 2018 N P Q R S T U V W X Y Z

2003 2007 2011 2015 2019 a b c d e f g h j k l m

2004 2008 2012 2016 2020 n p q r s t u v w x y z

MONTH

JAN FEB MAR DEC

YEAR

AUG SEP OCT NOVAPR MAY JUN JUL

353VB6A742T

353VB6A742T

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