sm843251-156 Micrel Semiconductor, sm843251-156 Datasheet - Page 2

• Manufacturer Part Number: sm843251-156
• Description: Clockworks 10-gigabit Ethernet, 156.25mhz, Ultra-low Jitter Lvpecl Clock Frequency Synthesizer
• Manufacturer: Micrel Semiconductor

Micrel, Inc.
Ordering Information
Notes:
1.
2.
Pin Configuration
Pin Description
October 2010
Part Number
SM843251-156KA
SM843251-156KA TR
Pin Number
Devices are Green-, RoHS-, and PFOS-compliant.
Tape and Reel.
1
2
3
4
5
6
7
8
XTAL_OUT
Pin Name
XTAL_IN
(2)
V
/Q0
V
V
NC
Q0
DDA
DD
EE
(1)
O, (DIF)
O, (DIF)
O, (SE)
I, (SE)
PWR
PWR
PWR
Type
Package Type
−
K-8
K-8
12pF crystal
12pF crystal
LVPECL
LVPECL
Level
8-Pin TSSOP (K-8)
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
2
Operating Range
Industrial
Industrial
[e-mail]
Package Marking
843251-156
843251-156
or [phone]
M9999-100110-A
SM843251-156