sy89312v Micrel Semiconductor, sy89312v Datasheet

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sy89312v

Manufacturer Part Number
sy89312v
Description
Sy89312v 3.3v/5v, 4ghz Pecl/ecl ? 2 Clock Generator
Manufacturer
Micrel Semiconductor
Datasheet

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Micrel, Inc.
Precision Edge is a registered trademark of Micrel, Inc.
Micro LeadFrame and MLF are registered trademarks of Amkor Technology, Inc.
M9999-051006
hbwhelp@micrel.com or (408) 955-1690
FEATURES
Guaranteed AC performance over temperature and
voltage:
• > 4GHz f
• < 160ps t
• < 440ps t
3.3V and 5V power supply operation
100k ECL/PECL compatible I/O
Internal 75K input pull-down resistors
Wide operating temperature range: –40 C to +85 C
Available in ultra-small 8-pin MLF
package
MAX
r
pd
/t
f
input
®
(2mm x 2mm)
3.3V/5V, 4GHz PECL/ECL
2 CLOCK GENERATOR
1
clock inputs. It is functionally equivalent to the SY100EP32V
but in an ultra-small 8-lead MLF
70% smaller footprint.
available for this device only. For single-ended input
conditions, the unused differential input is connected to VBB
as a switching reference voltage. V
AC-coupled inputs. When used, decouple V
a 0.01 F capacitor and limit current sourcing or sinking to
0.5mA. When not used, V
high. Upon power-up, the internal flip-flops will be in a
random state; the reset allows for the synchronous use of
multiple SY89312Vs in a system.
Note:
1. F = Divide by 2 function
DESCRIPTION
The SY89312V is an integrated 2 divider with differential
The V
The reset pin is asynchronous and is asserted when it is
TRUTH TABLE
CLK
X
BB
pin, an internally generated voltage supply, is
/CLK
X
(1)
BB
RESET
should be left open.
H
L
®
package that features a
Precision Edge
Precision Edge
BB
Rev.: C
Issue Date: May 2006
Q
L
F
Precision Edge
may also bias
BB
SY89312V
and V
Amendment: /0
SY89312V
/Q
CC
H
F
®
®
via
®

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sy89312v Summary of contents

Page 1

... Micro LeadFrame and MLF are registered trademarks of Amkor Technology, Inc. M9999-051006 hbwhelp@micrel.com or (408) 955-1690 3.3V/5V, 4GHz PECL/ECL 2 CLOCK GENERATOR DESCRIPTION The SY89312V is an integrated 2 divider with differential clock inputs functionally equivalent to the SY100EP32V but in an ultra-small 8-lead MLF 70% smaller footprint. The V BB ® ...

Page 2

... AC-coupling to the CLK, /CLK inputs. Max sink/source is 0.5mA. See “Input Interface Applications” section. Single-ended Input: PECL/ECL Asynchronous reset. Input 2 Precision Edge Operating Package Range Marking Industrial 312 Industrial 312 with Pb-Free bar-line indicator and Exposed pad must be tied to most EE ® SY89312V Lead Finish Sn-Pb Pb-Free NiPdAu ...

Page 3

... –1.945 — +2.0 — –1.525 V –1.425 — — 0.5 — –150 — ® Precision Edge SY89312V Max Units 42 mA –0.895 V CC –1.695 V CC –0. –1.625 –1.325 V CC 150 A — ...

Page 4

... Q, /Q RESET Q, /Q CLK RESET GND Min Typ 4 — 250 275 200 100 550 200 — — 150 800 50 100 t RR ® Precision Edge SY89312V –2V; CC Max Units — GHz ps 440 — ps — RMS 1200 mV 160 ps ...

Page 5

... — 3.3V 130 , 1. 5V 125 , 2. Figure 2c. Terminating Unused I/O 5 Precision Edge SY89312V (Optional 0.01 F Figure 2b. Three Resistor “Y Termination” —1.3V CC ® ...

Page 6

... Heavy Copper Plane PCB Thermal Consideration for 8-Pin MLF + 1 (408) 474-100 FAX WEB Micrel for any damages resulting from such use or sale. © 2006 Micrel, Incorporated. 6 Precision Edge Package EP- Exposed Pad Die ® Package , for proper EE http://www.micrel.com ® SY89312V ...

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