M251x Series

SPECIFICATION FOR 2.5x2.0 mm SMT CRYSTAL OSCILLATOR

.

1 of 3

FEATURES

APPLICATIONS

Surface mount crystal oscillator

Compliant to RoHS directive

Clock circuits in communications equipment

Portable and wearable devices

Ordering Information:

Product Series

(Supply Voltage Option)

Temperature Range Stability Output Type Symmetry

Package/Lead

Configuration

Frequency

MHz

Code Value Code Value Code Value Code Value Code Value

M2510

(3.3V)

M2511

(2.5V)

M2512

(1.8V)

6 -20 to +70 °C 3 ±100 ppm

T

Tristate

C

45/55

CMOS

N

Leadless

xxx.xxxxxx

2 -40 to +85 °C 4 ± 50 ppm

6 ± 25 ppm

8 ± 20 ppm

Example: M251064TCN 0.032768 MHz

M2510 6

4

T C N 0.032768

Electrical Specifications:

Parameter Symbol Min. Typ. Max. Units Conditions

Frequency of Operation F

O

32.768000 kHz

Frequency Stability

∆F/F

See Ordering Information ppm

Output

Output Type HCMOS Compatible

Output Load 15 pF

Symmetry (duty cycle) T

DC

45 55 % Ref to ½ V

DD

Logic “1” Level V

OH

90% V

DD

V HCMOS load

Logic “0” Level V

OL

10% V

DD

V HCMOS load

Rise/Fall Time T

R

/T

F

50 ns

Start-Up Time 10 ms

Tristate Function

Logic (70% V

DD

min) or floating Pad 1: Enables output

Logic (30% V

DD

max) to a high-Z state

Pad 1: Disables output

Supply Voltage & Power Consumption

Supply Voltage V

DD

2.97 3.30 3.63 V M2510

2.25 2.50 2.75 V M2511

1.62 1.80 1.98 V M2512

Supply Current I

DD

1 mA

M251x Series

SPECIFICATION FOR 2.5x2.0 mm SMT CRYSTAL OSCILLATOR

.

2 of 3

Environmental & Mechanical Requirements:

Operating Temperature T

A

See Ordering Information °C

Storage Temperature T

S

-55 +125 °C

Mechanical Shock Per MIL-STD-202, Method 213, Condition C (100 g’s, 6 ms duration, ½ sinewave)

Vibration Per MIL-STD-202, Method 201 & 204 (10 g’s from 10-2000 Hz)

Thermal Cycle Per MIL-STD-883, Method 1010, B (-55°C to 125°C, 15 min. dwell, 10 cycles)

Hermeticity Per MIL-STD-202, Method 112 (1 x 10

-

8

atm cc/s of Helium)

Solderability Per EIAJ-STD-002

Max. Soldering Conditions See solder profile, Figure 1

Package Type 2.0 X 2.5 X 1.0 mm, 4-pad leadless ceramic. RoHS 6/6 compliant

Dimensions, Marking, and Pin Out Information:

Note : Layout should include 0.01 µF or larger bypass capacitor between +Vdd and ground.

Part Marking (32.768 kHz)

Line 1 32K768

Line 2 M ywwv

Legend

y Year

ww Work week

v Factory code

Pad Function

1 Tristate

2 Ground

3

Output

4

+V

DD

M251x Series

SPECIFICATION FOR 2.5x2.0 mm SMT CRYSTAL OSCILLATOR

.

3 of 3

Reflow Soldering Conditions:

Figure 1

Tape and Reel Specifications:

All dimensions are in mm.

A B C D E F G H J K L M

2.4 2.9 1.55 3.5 1.2 4 4 8 178 13 21 60

MtronPTI reserves the right to make changes to the product(s) and service(s) described herein without notice.

No liability is assumed as a result of their use or application.

Rev.0 08/01/16

Part #	51263
Description
Category	IC
Availability	Out of Stock
Qty	0

51263

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