Tel:
+44 1460 256 100
Fax:
+44 1460 256 101
E-mail:
sales@golledge.com
Web:
www.golledge.com
SM CMOS Oscillator Low Power
OT7602C1
01 Mar 2005
Features
Excellent temperature performance
Low power consumption
High shock and vibration resistance
Miniature ceramic package
ACTUAL SIZE
SOLDER PAD LAYOUT
1.60
1.80
1.80
5.00
TOP VIEW
1.80
8.00
3.70
2.40
1.20
1.20
1.20
1.60
1.00
1
2
3
4
PAD
1
2
3
4
CONNECTION
Enable/Disable
Ground
Output
Supply
3.00
Scale 2:1
Option
Codes
OT7602C1
Product
Parameters
Package type + option codes (if necessary) + frequency
eg:
OT7602C1 32.768kHz
30ppm (standard)
OT7602C1/A 32.768kHz
10ppm
Option code X (eg OT7602C1/X) denotes a custom spec.
Ordering Information
Standard.
Optional - Please specify required code(s) when ordering
Specifications
-20.0
20.0
-100.0
-120.0
-140.0
-160.0
Temperature (C)
if/f
(ppm)
OT7602 Oscillator
Conventional Tuning Fork
-80.0
-40
-20
80
60
20
-60.0
-40.0
0
40
Temperature Characteristics
Available on T&R - 1k, 2k or 4k pcs per reel.
Refer to our website for T&R and soldering details.
Open
`1' level
`0' level
Enabled
Enabled
High Impedance
Enable / Disable Function
Input (pad 1)
Output (pad 3)
Frequency:
32.7680kHz
Calibration tolerance:
30ppm
20ppm
B
10ppm
A
Other
specify
Frequency stability:
0 ~ -10ppm (0 to +50C)
0 ~ -30ppm (-20 to +70C)
0 ~ -50ppm (-40 to +85C)
Operating temperature range:
-40 to +85C
Storage temperature range:
-55 to +125C
Turnover temperature (T
0
): +20C
Frequency / temp coefficient:
-0.012ppm/C
2
Supply voltage (V
DD
):
2.3 ~ 3.6V
Voltage coefficient: 3ppm/V max
Supply current: 7A typ, 10A max
( V
DD
= 3.3V, no load )
Driving ability:
15pF CMOS
Output voltage:
`0' level (I
VOL
) = 0.4V max
`1' level (I
VOH
) = V
DD
-0.4V min
Start up time:
0.3s max
Waveform symmetry:
49:51 max @ 50%V
DD
Rise / fall times:
100ns max
Enable / disable function:
Tristate (control via pad 1)
Ageing:
3ppm max first year
Shock and vibration resistance:
5ppm, 5,000g, 0.3ms, sine
5ppm, 20g, 10.0 ~ 2,000Hz
Soldering condition:
Reflow, 260C, 20 sec max
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