ISM34 Datasheet, PDF (1/2 Pages) ILSI America LLC – 2.5 mm x 3.2 mm Ceramic Package SMD Oscillator, HC-MOS

2.5 mm x 3.2 mm Ceramic Package SMD Oscillator, HC-MOS
ISM34 Series
Product Features:
RoHs Compliant
CMOS Logic Levels
Compatible with Leadfree Processing
Small Footprint Package
Applications:
Real Time Clocks
Metering
Industrial Control
Time Reference
System Clock
Frequency
32.768 kHz
Output Level
HC-MOS
‘0’ = 0.1 Vcc Max., ‘1’ = 0.9 Vcc Min.
Duty Cycle
Rise / Fall Time
Output Load
Specify 50% ±10% or ±5% See Table in Part Number Guide
50 nS Max.
15pF ±5%
Frequency Stability
See Frequency Stability Table (Includes room temperature tolerance and
stability over operating temperature)
Enable / Disable Time 200 nS Max.
Start Up Time
Supply Voltage
28 mS Max.
See Input Voltage Table, tolerance ±5 %
Current
Operating
1.0 mA Max.
See Operating Temperature Table in Part Number Guide
Storage
-40 C to +90 C
Recommended Pad layout
2.6
2.0
1.3
1.4
Pin Connection
1 Enable
2 GND
3 Output
4 Vcc
Dimension Units: mm
Package
ISM34 -
Part Number Guide
Input
Voltage
3 = 3.3 V
6 = 2.5 V
1 = 1.8 V*
Operating
Temperature
1 = 0 C to +70 C
6 = -10 C to +70 C
3 = -20 C to +70 C
4 = -30 C to +75 C
2 = -40 C to +85 C
Sample Part Number:
ISM34 -3153BH – 32.768
Symmetry
(Duty Cycle)
5 = 45 / 55 Max.
6 = 40 / 60 Max.
Output
3 = 15 pF HC-MOS
Stability
(in ppm)
A = 25
B = 50
C = 100
Enable /
Disable
H = Enable
Frequency
- 32.768 kHz
NOTE: A 0.01 µF bypass capacitor is recommended between Vcc (pin 4) and GND (pin 2) to minimize power supply noise.
06/11 _B
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Specifications subject to change without notice
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