NTF3226E-F [PERICOM]
Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom, ROHS COMPLIANT PACKAGE-2;
| 型号： | NTF3226E-F |
| 厂家： | 
PERICOM SEMICONDUCTOR CORPORATION |
| 描述： | Parallel - Fundamental Quartz Crystal, 0.032768MHz Nom, ROHS COMPLIANT PACKAGE-2 驱动 晶体 谐振器 |
| 文件： | 总2页 (文件大小：101K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
NTF3238 / NTF3226 Series
Tuning Fork Quartz Crystals
32.768 kHz Tubular Crystal
Actual Sizes
Product Description
Electrical Specifications:
The NTF tuning fork type quartz crystal provides a
reliable, stable, and accurate 32.768 kHz reference.
The NTF are available in two package sizes for real-
time or low power applications.
NTF3238
32.768 kHz
NTF3226
Nominal Frequency
f
Frequency Tolerance at
25°C
±20 ppm
Product Features
Turnover Temperature
T0
K
25°C ±5°C
• Industry standard package
-0.038ppm/°C2 Typical
Frequency deviation at temperature T
( ∆ f/f = K(T0 – T )2
• Rugged, resistant to shock and vibration
• Excellent resistance to heat shock and
environmental conditions
Temperature
Characteristic
• Pb-free and RoHS/Green Compiant
Quality Factor
Load Capacitance
Series Resistance
Motional Capacitance
Shunt Capacitance
Drive Level
Q
CL
100,000 typ
90,000 typ
12.5pF
Typical Applications
• Real-time clocks
• Reference for microprocessors' low power/standby
modes
RS
30KΩ max
0.0035pF typ
1.7pF typ
40KΩ max
C1
C0
Pd
0.0027pF typ
1.5pF typ
1μW max
Aging
∆ F/f
First 30 Days: 3.0ppm
First Year: 5.0ppm
Operating Temperature
Range
-10 to +60°C
Storage Temperature
Range
-30 to +70°C
Mechanical:
• Shock: MIL-STD-883, Method 2002, Condition B
• Solderability: MIL-STD-883, Method 2003
• Terminal Strength: MIL-STD-202, Method 211, Conditions A &
C
• Vibration: MIL-STD-883, Method 2007, Condition A
• Solvent Resistance: MIL-STD-202, Method 215
• Resistance to Soldering Heat: MIL-STD-202, Method 210,
Condition B
Environmental:
• Gross Test Leak: MIL-STD-883, Method 1014, Condition C
• Fine Test Leak: MIL-STD-883, Method 1014, Condition A2
• Thermal Shock: MIL-STD-883, Method 1011, Condition A
• Moisture Resistance: MIL-STD-883, Method 1004
Pericom Semiconductor Corporation • 1-800-435-2336 • http://www.pericom.com/saronix
All specifications are subject to change without notice.
DS-118 Rev F | 10/03/05
1
NTF3238 / NTF3226 Series
Tuning Fork Quartz Crystals
32.768 kHz Tubular Crystal
Packaging Information:
Manufacturing:
Package Details
REF
A
NTF3238
1.1±0.2
.043±.008
0.3±0.07
.012±.003
3.1
NTF3226
0.8±0.1
.031±.004
0.2±0.05
.008±.002
2.1
L
D
B
C
L
C
max
max
.122
8.3
.083
6.8
B
A
max
min
max
min
.327
9.0
.268
5.0
D
.354
.197
Partswillbeindividuallymarked, orshippedunmarked
in static-free bags labeled with part number.
mm
inches
Scale: None ( Dimensions in
)
Typical Temperature Characteristic:
0
-20
-40
-60
-80
-20
0
20
40
60
80
TEMPERATURE — °C
Ordering Information
NTF 3226 E - F
Pb-free and RoHS/
Green compliant
Type
CL (Load Capacitance)
E: 12 ~ 13 pF
Package Size
3238 = 3 mm x 8 mm
3226 = 2 mm x 6 mm
Pericom Semiconductor Corporation • 1-800-435-2336 • http://www.pericom.com/saronix
All specifications are subject to change without notice.
DS-118 Rev F | 10/03/05
2
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