FD5T Series
FD51xxT-32.768KHz
CMOS Clock Oscillator
March 2009
• Pletronics’ FD51T Series is a quartz crystal
controlled precision square wave generator
• Output frequency 32.768KHz
• 3.2 x 5 mm LCC Ceramic Package
• Stability is much better than
an XY cut watch crystal
• Selectable low jitter or spread spectrum output.
• Device characteristics may be either factory or
field programmable
• Tape and Reel or cut tape packaging is available
•
• Very fast Start-up time, <10mS
• Low power
• 1.8V, 2.5 or 3.3V LVCMOS outputs
• Designed for high density SMD needs
Vdd 1.8V (5)
Reference
Vddout (6)
oscillator
optional
Voltage
Optional
Vcontrol
(4)
Out
controlled
Divider #1
/1 to /1023
PLL Multiplier #1
optional Spread Spectrum
optional Bypass Mode
MUX #1
Y1
S2/SCL (1)
S1/SDA (2)
- Programming
control
- eePROM
- SDA/SCL
Registers
Ground (3)
- Sx Control
Pletronics Inc. certifies this device is in accordance with the
RoHS 6/6 (2002/95/EC) and WEEE (2002/96/EC) directives.
Pletronics Inc. guarantees the device does not contain the following:
Cadmium, Hexavalent Chromium, Lead, Mercury, PBB’s, PBDE’s
Weight of the Device: 0.09 grams
Moisture Sensitivity Level: 1 As defined in J-STD-020C
Second Level Interconnect code: e4
Absolute Maximum Ratings:
Parameter
Unit
VDD
-0.5V to +2.5V
-0.5V to +4.6V
VDDOUT
Vi Input Voltage
-0.5V to VDD+ 0.5V
-0.5V to VDDOUT + 0.5V
_+ 50 mA
125oC
50oC/Watt
Vo Output Voltage
Io Continuous Output Current
Tj Maximum Junction Temperature
Thermal Resistance, Junction to Case
Product information is current as of publication date. The product conforms
to specifications per the terms of the Pletronics standard warranty. Production
processsing does not necessarily include testing of all parameters.
Copyright © 2009, Pletronics Inc.