SM843251-156 Datasheet, PDF (2/7 Pages) Micrel Semiconductor – ClockWorks™ 10-Gigabit Ethernet, 156.25MHz, Ultra-Low Jitter LVPECL Clock Frequency Synthesizer

Micrel, Inc.
Ordering Information⁽¹⁾
Part Number
Package Type
SM843251-156KA
K-8
SM843251-156KA TR⁽²⁾
K-8
Notes:
1. Devices are Green-, RoHS-, and PFOS-compliant.
2. Tape and Reel.
Pin Configuration
Operating Range
Industrial
Industrial
SM843251-156
Package Marking
843251-156
843251-156
8-Pin TSSOP (K-8)
Pin Description
Pin Number
1
2
3
4
5
6
7
8
Pin Name
V_DDA
V_EE
XTAL_OUT
XTAL_IN
NC
/Q0
Q0
V_DD
Type
PWR
PWR
O, (SE)
I, (SE)
−
O, (DIF)
O, (DIF)
PWR
Level
12pF crystal
12pF crystal
LVPECL
LVPECL
Pin Function
Analog 2.5V or 3.3V Power Supply. No filter resistor needed.
Ground.
Crystal Reference Output, no load caps needed.
Crystal Reference Input, no load caps needed.
No Connect
Differential Clock Output
Differential Clock Output
2.5V or 3.3V Power Supply
October 2010
2
M9999-100110-A
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