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XC2141 Series
ETR1401_001a
ICs for use with Crystal Oscillators
GENERAL DESCRIPTIO N
The XC2141 series are a group of high frequency, CMOS low power crystal oscillators with on-chip divider circuitry that
operate from a supply voltage of 3.5V.
PPLICATIONS
●Crystal oscillator modules
●Communication equipment
●Microcomputers
●Clock units in motor control
●System clocks on boards
●Timers
●Palmtops
PIN CONFIGURATION
INH, Q0 PIN FUNCTION
/INH Q0
"H" Output
open Output
"L" High Impedance (oscillation stopped)
"H" = High level
"L" = Low level
SOT-26
(TOP VIEW)
FEATURES
Oscillation Frequency : 20MHz ~ 58MHz
Divider Ratio : f0/1
Output : 3-State
Operating Voltage Range : 3.5V ±10%
Small Quiescent Current : 10mA (F
Stand-By Funct
CMOS : Low Power Consumption
Ultra Small Package : SOT-26 (150mW)
Environmentally Friendly : EU RoHS Compliant, Pb Free
OSC=53MHz)
■PIN ASSIGNMENT
PIN
NUMBER
1 /INH Control *
2 XT Oscillator Connection (Input)
3 VSS GND
4 Q0 Output
5 VDD Power Supply
6 /XT Oscillator Connection (Output)
* Control pin has pull-up resistor built-in.
PIN NAME FUNCTION
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XC2141 Series
PRODUCT CLASSIFICATION
●Ordering Information
XC21①②③④⑤⑥⑦⑧‑⑨
DESIGNATOR DESCRIPTION SYMBOL DESCRIPTION
① Supply Voltage 4 : 3.5V
② Product Series 1 : Large output capability, fundamental & overtone
③ Duty Level C : CMOS (VDD/2)
④ Fixed Number 2 : Fixed
⑤ Divider Ratio 1 : f0/1
⑥
Fundamental / Overtone
⑦⑧-⑨
(*1)
The “-G” suffix indicates that the products are Halogen and Antimony free as well as being fully RoHS compliant.
(*2)
The device orientation is fixed in its embossed tape pocket. For reverse orientation, please contact your local Torex sales office o
representative. (Standard orientation: ⑦R-⑨, Reverse orientation: ⑦L-⑨)
STANDARD PARTS
PART NUMBER DUTY LEVEL DIVIDER Rf Cg & Cd
XC2141C21A CMOS (VDD/2) f0/1 External External
Cg & Cd: Add a 2pF capacitor between VDD & XT and/or VDD & XT/. As the parasitic capacitance, Cg and Cd's capacitance is equivalent of
2pF.
(*1)
Rf, Cg, Dc
Packages
Taping Type
(*2)
A : No Rf, Cg, Cd = 2pF
MR-G : SOT-26
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