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KT3225T Series Datasheet

Kyocera International Inc. Electronic Components

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Datasheet

CMOS/ 3.0V Typ./ 3.2×2.5mm
How to Order
Frequency Tolerance (vs Temp.) : ±3.8×10
6
/ 10°C to 60°C
KT3225T
32768
D G R
□□
T xx
⑤ ⑥ ⑦ ⑧
Frequency Tolerance (vs Temp.) : ±5.0×10
6
/ 40°C to 85°C
KT3225T
32768
E A W
□□
T xx
⑤ ⑥ ⑦ ⑧
Series ②
Output Frequency
Frequency Stability Lower Temperature
Upper Temperature
③④⑤
DGR ±3.8×10−6 10°C+60°C
EAW ±5.0×10−6 40°C+85°C
Supply Voltage
30 3.0V
33 3.3V
50 5.0V
Initial Frequency Tolerance
T±3.0×10−6
Individual Specification
 Packaging (Tape & Reel 3000 pcs./ reel)
Features
• Miniature SMD type (3.2×2.5×1.0mm)
• 32.768kHz D-TCXO
• High frequency stability : ±5.0x10−6/ −40
to +85°C
Low supply current : 1.5µA typ (VDD=3.0V,
Output at no load)
Temperature compensated voltage
Range : 2.0V to 5.5V
• Operating Temp. −40 to +105°C (option)
Applications
• High accuracy time references
• Microcontroller with built in RTC
Specifications
Item Symbol Conditions Specifications Units
Min. Typ. Max.
Nominal Frequency f_nom 32.768 kHz
Oscillation Output Voltage VDD 1.3 3.0 5.5 V
Temperature Compensated Voltage
VTEM 2.0 3.0 5.5 V
Storage Temperature T_stg −40 +25 +85 °C
Operating Temperature T_use −40 +25 +85 °C
Initial Frequency Tolerance Ta=25±2°C −3.0 +3.0 ×10−6
Frequency Stability vs Temp. fo-Tc E : Ta=−40 to +85°C −5.0 +5.0 ×10−6
Frequency Stability vs Supply Voltage
df/ fo VDD=2.0 to 5.5V, Ta=25±2°C −1.0 +1.0 ×10−6/ V
Frequency Aging f_age −3.0 +3.0 ×10−6
Low Level Output Voltage VOL IOL=+1.0mA, VDD=3V 0.0 0.8 V
High Level Output Voltage VOH IOH=1.0mA, VDD=3V 2.2 3.0 V
Low Level Input Voltage VIL CLKOE pin 0.0 0.2×VDD V
High Level Input Voltage VIH CLKOE pin 0.8×VDD 5.5 V
DUTY Ratio Duty CL=15pF 40 60 %
Rise Time Tr 20%VDD80%VDD, CL=15pF, VDD=3V 100 ns
Fall Time Tf 80%VDD20%VDD, CL=15pF, VDD=3V 100 ns
Start-up Time t_str Ta=25°C 1.0 sec
Ta=−40 to 85°C 3.0 sec
Power Supply Current1 ICC1 CLKOE=VSS, VDD=3V 0.6 2.0 μA
Power Supply Current2 ICC2CLKOE=VDD, VDD=3V, Output at no load 1.5 4.0 μA
CLKOE=VDD, VDD=3V, CL=15pF 2.7 5.5 μA
Output Load Condition L_CMOS CMOS Output 15.0 pF
*Please contact us for other specifications.
3.2±0.2
2.5±0.2
#1 #2 #3 #4
#7#8 #6 #5
1.0 max.
0.27
0.7 1.1
Pin No Function
#1 CLKOE
#2 N.C
#3 N.C
#4 VSS
#5 CLKOUT
#6 N.C
#7 N.C
#8 VDD
0.35
C0.15
0.50.4
#7#8 #6 #5
0.5
0.50.45
R0.15
#1 #2 #3 #4
K
Enable/ Disable Function
#1 #5
(
Output
)
"H" Level Active
"L" Level
High Z(No-Oscillation)
Dimensions (Unit: mm)
Note: A capacitor of value 0.01µF between VDD
and GND is recommended.
0.85
0.550.55 0.60.6
0.85
0.40.4 0.4
1.1
0.5
Recommended Land Pattern (Unit: mm)
kHz Range Crystal Devices
Digital Temperature Compensated Crystal Oscillator
Surface Mount Type DTCXO KT3225T Series
AEC-Q200
RoHS Compliant
初校 再校 三校 四校 五校 初校
入稿日
19.02.20
提出日
19.03.01

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