Datasheet

KM Series 2.5V CMOS kHz Crystal Oscillator
2.0 x 1.6mm
KM
2.5V CMOS 32.768kHz
KN Series Real Time Clock Oscillator
7.0x5.0mm (XO)
2.0 x 1.6mm Ceramic SMD
Package: (Scale: none. Dimensions are in mm)
Product Features
Recommended Land Pattern:
• 32.768 kHz
• 2.5V CMOS compatible logic levels
• Low power standby mode (< 10µA)
• Low power active mode (< 80µA)
• Designed for standard reflow and washing
techniques
• Pb-free and RoHS/Green compliant
CREATED USING CADSTD LITE FREEWARE FROM WWW.CADSTD.COM. NON-COMMERCIAL USE ONLY.
Product Description
Pin Functions:
The KM Series real time clock oscillator
achieves superb stability over a broad range
of operating conditions. The output clock
signal is compatible with LVCMOS/LVTTL logic
levels. The device, available on tape and reel,
is contained in a 2.0 x 1.6mm surface-mount
ceramic package.
Applications
Pin
Function
1
OE
2
Ground
3
Clock Output
4
V DD
CREATED USING CADSTD LITE FREEWARE FROM WWW.CADSTD.COM. NON-COMMERCIAL USE ONLY.
Real-Time Clock Oscillator
Standby clock source
Part Ordering Information:
KM XXX YYYY
A: Product�Family
B: XXX = Frequency�Code
C: YYYY = Specification�Code
Following the above format, SaRonix-eCera part numbers will be assigned upon
confirmation of exact customer requirements.
SaRonix-eCera™ is a Pericom® Semiconductor company
13-0013
•
US: +1-408-435-0800 TW: +886-3-4518888 • www.saronix-ecera.com
All specifications are subject to change without notice.
KM 2.5V
REV A
Nov. 26, 2013
1
2.5V CMOS 32.768kHz
KM
KM Series 2.5V CMOS kHz Crystal Oscillator
2.0 x 1.6mm
Electrical Performance
Parameter
Min.
Typ.
Output Frequency
Max.
32.768
Supply Voltage
+2.375
kHz
+2.50
+2.625
V
60
80
µA
Supply Current, Output Enabled
Supply Current, Standby Mode
Frequency Stability
Operating Temperature Range
As specified
10
µA
Output Hi-Z
ppm
See Note 1 below
-20
+70
-40
+85
°C
As specified
As specified
0.1 V DD
V
15
pF
See Note 2 below
55
%
measured 50% of V DD
15
ns
measured 10/90% of V DD
0.9 V DD
V
Output Load
Duty Cycle
Notes
±20 to ±50
Output Logic 0, VOL
Output Logic 1, VOH
Units
45
Rise and Fall Time
Notes:
1. As specified. Stability includes all combinations of operating temperature, load changes, rated input (supply) voltage changes, initial calibration tolerance
(25°C), aging (1 year at 25°C average effective ambient temperature), shock and vibration.
2. For specifications other than those listed, please contact sales.
Output Enable / Disable Function
Parameter
Min.
Input Voltage (pin 1), Output Enable
Typ.
Max.
0.7 V DD
Input Voltage (pin 1), Output Disable (low power standby)
0.3 V DD
Internal Pullup Resistance
470
Units
Notes
V
or open
V
Output is Hi-Z
kΩ
Output Disable Delay
100
ns
Output Enable Delay
2
ms
Absolute Maximum Ratings
Parameter
Min.
Storage Temperature
Typ.
-55
Max.
Units
+125
°C
Notes
For the latest product information visit: http://www.pericom.com/products/crystals-and-crystal-oscillators/xo/?part=KM+2.5
For test circuit go to: http://www.pericom.com/pdf/sre/tc_cmos2.pdf
For soldering reflow profile and reliability test ratings go to: http://www.pericom.com/pdf/sre/reflow.pdf
For tape and reel information go to: http://www.pericom.com/pdf/sre/tr_2016_xo.pdf
SaRonix-eCera™ is a Pericom® Semiconductor company
13-0013
•
US: +1-408-435-0800 TW: +886-3-4518888 • www.saronix-ecera.com
All specifications are subject to change without notice.
KM 2.5V
REV A
Nov. 26, 2013
2