Seiko Instruments Inc.

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Quartz Crystal

Quartz

Quartz

Tuning fork crystal oscillator SH-32R (TCXO)

FEATURES

22-SH-32R-2-e1670980712783-150x150

Datasheet
▶︎ Higher frequency accuracy than conventional SPXOs
▶︎ Usable as medium-accuracy TCXO (±50ppm, -40 to +85℃)
　　※Please contact us if you have the required temperature range and frequency accuracy
▶︎ Low current consumption
▶︎ Built-in oscillator circuit: Pre-tuned frequency, no circuit matching required
▶︎ Pb-free
▶︎ Guaranteed oscillation at specified voltage

SPECIFICATIONS

Item Symbol Specifications  
Nominal Frequency f_nom 32.768kHz  
Frequency Tolerance f_tol ±3 x 10-6 +25℃,VDD=3.3 V
Frequency Tolerance f0-Tc ±50 x 10-6 -40～+85℃(+25℃ is reference)
Supply Voltage VDD 1.3～3.63V (*1)
Temperature Compensated Voltage VTEM 1.5～3.63V  
Current Consumption IDD 1.3μA Typ.

 

2.5μA Max.

 VDD=3.3V,No load condition
 Symmetry SYM 40/60 Load：30pF
Rise Time / Fall Time
 tr/tf 40ns Max. Load：30pF
Output level 10～90%

 
Output Load Condition CLOUT 30pF Max. CMOS Loading
Frequency Ageing
 f_age ±3 x 10-6/Year +25℃,VDD=3.3V,First Year
Operating Temperature T_use -40 〜 +85ºC  
Storage Temperature T_stg -55 〜 +125ºC  

Unless otherwise stated, characteristics (specifications) shown in the above table are based on the rated operating temperature and voltage condition.

(*1) When the supply voltage becomes becomes below 1.5V, the frequency temperature compensation operation is inactivated.

 

APPLICATIONS

  • Smart Meter
  • IoT
  • Wearable device
  • Industry device
  • High precision timing device
  • Event data recorder

DRAWING

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72c36f720ef15eb602c284247e948d78

Click to enlarge.
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