SY10EP33V/SY100EP33V
5V/3.3V, 4GHz,
÷4
PECL/LVPECL Divider
Precision Edge
®
General Description
The SY10/100EP33V is an integrated
÷4
divider.
The V
BB
pin, an internally-generated voltage supply, is
ECL Pro™
available to this device only. For single-ended input
Features
conditions, the unused differential input is connected to
V
BB
as a switching reference voltage. V
BB
may also rebias
•
Guaranteed maximum frequency
>4GHz
AC-coupled inputs. When used, decouple V
BB
to V
CC
via a
•
3.3V and 5V power supply options
0.01µF capacitor and limit current sourcing or sinking to
•
Guaranteed propagation delay
<460ps
over temperature
0.5mA. When not used, V
BB
should be left open.
•
Internal 75kΩ input pull-down resistors
The reset pin is asynchronous and is asserted on the
rising edge. Upon power-up, the internal flip-flops will
•
Wide operating temperature range (−40°C to
+85°C)
attain a random state; the reset allows for the synchronous
•
Available in 8-pin MSOP and SOIC packages
use of multiple EP33s in a system.
The 100K Series includes internal temperature
compensation circuitry.
Data sheets and support documentation can be found on
Micrel’s web site at
www.micrel.com.
___________________________________________________________________________________________________________
Pin Configuration
Top View
(Available in MSOP or SOIC Package)
Pin Description
Pin Number
CLK, /CLK
RESET
VBB
Q, /Q
Pin Function
ECL Clock Inputs with Internal 75kΩ Pull-Down Transistor. Default State is LOW
ECL Asynchronous Reset
Reference Voltage Output
ECL Data Outputs
ECL Pro is a trademark of Micrel, Inc
Precision Edge is a registered trademark of Micrel, Inc.
Micrel Inc. • 2180 Fortune Drive • San Jose, CA 95131 • USA • tel +1 (
408
) 944-0800 • fax + 1 (408) 474-1000 •
http://www.micrel.com
December 2010
M9999-121010
hbwhelp@micrel.com
or (408) 955-1690
MICREL [ MICREL SEMICONDUCTOR ]
