XC2141_1 TOREX | Alldatasheet

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1669 XC2141 ETR1401_001.doc /INH Q0 "H" Output open Output "L" High Impedance (oscillation stopped) PIN NUMBER PIN NAME FUNCTION 1 /I NH Control *

2 XT Oscillator Connection (Input)

3 V SS GND

4 Q0 Output

5 V DD Power Supply

6 /XT Oscillator Connection (Output) ◆CMOS : Low Power Consumption ◆Oscillation Frequency : 20MHz ~ 58MHz ◆Divider Ratio : fo/1 ◆3-State Output ◆Supply Voltage : 3.5V ◆Mini Mold SOT-26 Package ■GENERAL DESCRIPTION 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. ■APPLICATIONS

  • Crystal oscillator modules
  • Communication equipment
  • Microcomputers
  • Clock units in motor control
  • System clocks on boards
  • Timers
  • Palmtops ■PIN CONFIGURATION ■FEATURES Oscillation Frequency : 20MHz ~ 58MHz Divider Ratio : f0/1 Output : 3-State Operating Voltage Range : 3.5V ±10% Small Quiescent Current : 10mA (F OSC=53MHz) Stand-By Function Ultra Small Package : SOT-26 (150mW) mini mold ■PIN ASSIGNMENT * Control pin has pull-up resistor built-in. ■INH, Q0 PIN FUNCTION "H" = High level "L" = Low level SOT-26 (TOP VIEW)

DESIGNATOR DESCRIPTION SYMBOL DESCRIPTION ① Supply Voltage 4 : 3.5V ② Product Series 1 : Large output capability, fundamental & overtone A : CMOS (V DD/2) &TTL C : CMOS (V DD/2) ③ Duty Level T : TTL ④ Fixed Number 2 : Fixed ⑤ Divider Ratio 1 : f0/1 ⑥ Fundamental / Overtone Rf, Cg, Dc A : No Rf, Cg, Cd = 2pF ⑦ Package M : SOT-26 R : Embossed tape, standard feed ⑧ Device Orientation L : Embossed tape, reverse feed PART NUMBER DUTY LEVEL DIVIDER Rf Cg & Cd XC2141C21A CMOS (V DD/2) f0/1 External External ■PRODUCT CLASSIFICATION

  • Ordering Information XC21①②③④⑤⑥⑦⑧ ■STANDARD PARTS Cg & Cd: Add a 2pF capacitor between VDD & XT and/or VDD & XT/. As the parasitic capacitance, Cg and Cd's capacitance is equivalent o f 2pF.

2 CMOS (V DD/2)

■PACKAGING INFORMATION

  • SOT-26 ■MARKING RULE ①Represents divider ratio ②Represents duty level ③Represents 'A' which equals 'No Rf, Cg, Cd = 2pF' ④Represents assembly lot number (based on internal standards)

PARAMETER SYMBOL CONDITIONS UNITS Supply Voltage V DD V SS - 0.3 ~ VSS + 7.0 V Input Voltage V IN V SS - 0.3 ~ VDD + 0.3 V Power Dissipation Pd 150 mW Operating Temperature Range Topr -30 ~ +75 ℃ Storage Temperature Range Tstg -55 ~ +125 ℃ PARAMETER SYMBOL CONDITIONS MIN. TYP . MAX. UNITS Operating Supply Voltage V DD 3.15 3.50 3.85 V Oscillation Start-Up Time T ST － 5.00 － msec Input Voltage 'High' V IH 2.4 － － V Input Voltage 'Low' V IL － － 0.4 V Output Current 'High' I OH V OH = 3.15V － - 8 － mA Output Current 'Low' I OL V OL = 0.35V － 12 － mA Supply Current 1 I DD1 / I NH = OPEN, Q0 = OPEN － － 10 mA Supply Current 2 I DD2 / I NH = "L" － － 520 μA Input Pull-Up Resistance R UP / I NH = 3.15V 50 － 200 kΩ Output Disable Leak Current I OZ / I NH = "L" － － 10 μA ■BLOCK DIAGRAM ■ABSOLUTE MAXIMUM RATINGS ■ELECTRICAL CHARACTERISTICS XC2141C21AMR (Overtone) f0/1 VDD=3.5V, FOSC=53MHz, Rf=7.5kΩ, No Load, Ta = 25℃

PARAMETER SYMBOL CONDITIONS MIN. TYP . MAX. UNITS Output Rise Time T TLH 0.1V DD 0 . 9 V DD - - 9 nsec Output Fall Time T THL 0.9V DD 0 . 1 V DD - - 8 nsec Duty Cycle 1 DUTY 1 at V DD/2, f0/1 Output 40 - 60 % ■SWITCHING CHARACTERISTICS CMOS Duty, VDD=3.5V, Load = 15pF, Ta = 25℃