SY55858UHI Micrel Inc, SY55858UHI Datasheet

IC CROSSPOINT SWITCH DUAL 32TQFP

SY55858UHI

Manufacturer Part Number
SY55858UHI
Description
IC CROSSPOINT SWITCH DUAL 32TQFP
Manufacturer
Micrel Inc
Series
SY55r
Datasheet

Specifications of SY55858UHI

Function
Crosspoint Switch
Circuit
2 x 2:2
Voltage Supply Source
Single Supply
Voltage - Supply, Single/dual (±)
2.3 V ~ 3.6 V
Current - Supply
150mA
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
32-TQFP Exposed Pad
Array Configuration
2x2
Differential Data Transmission
Yes
Power Supply Requirement
Single
Pin Count
32
Mounting
Surface Mount
Operating Temperature (max)
85C
Operating Temperature (min)
-40C
Operating Temperature Classification
Industrial
Cascading Capability
No
Line Code
NRZ
On-chip Buffers
Yes
On-chip Decoder
No
On-chip Latch Circuit
No
On-chip Mux/demux
No
Programmable
No
Operating Supply Voltage (max)
3.6V
Dual Supply Voltage (typ)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Dual Supply Voltage (min)
Not RequiredV
Output Level
CML
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
SY55858UHI
Manufacturer:
MICREL
Quantity:
820
Part Number:
SY55858UHI
Manufacturer:
Micrel Inc
Quantity:
10 000
Part Number:
SY55858UHI TR
Manufacturer:
Micrel Inc
Quantity:
10 000
Micrel, Inc.
SuperLite is a trademark of Micrel, Inc.
M9999-110705
hbwhelp@micrel.com or (408) 955-1690
FEATURES
Guaranteed AC parameters over temperature:
• f
• t
• Within-device skew < 25ps
Non-blocking “switch architecture”
Configurable as dual 2:1 mux, dual 1:2 fanout buffer,
1:4 fanout buffer, quad buffer, or dual 2 x 2 switch
50 compatible outputs
Unique input termination and V
and AC-coupled input signals–CML or PECL
Fully differential inputs/outputs
TTL/CMOS compatible control logic
Wide supply voltage range: 2.3V to 3.6V
Wide operating temperature range: –40 C to +85 C
Available in 32-pin EPAD-TQFP package
MAX
r
/ t
f
< 120ps
> 3.0GHz (3Gbps)
T
pin for DC-coupled
2.5V/3.3V 3.0GH
CROSSPOINT SWITCH
W
/INTERNAL TERMINATION
1
crosspoint switch with a flexible input that accepts CML
or PECL, and a 50
mode logic) output. The non-blocking design allows any
input to connect to any output. Varying the state of the
select inputs allows SY55858U to be used in backup,
fault tolerant, protection and backplane distribution
applications.
internal termination design that allows access to the
termination network through V
the device to easily interface to other logic standards
such as AC-coupled or DC-coupled PECL/LVPECL
signals. For applications that require a single-channel
2 x 2 crosspoint, consider the SY55854.
DESCRIPTION
APPLICATIONS
The SY55858U is a low-voltage, high-speed dual 2 x 2
The signal inputs (DA
SONET/SDH optical transport
Backplane redundancy
Add-drop Multiplexers
Z
DUAL 2 x 2 CML
compatible differential CML (current-
0–1
and DB
T
pins. This feature allows
0–1
Rev.: D
Issue Date: November 2005
SuperLite™
) have a unique
SY55858U
SuperLite™
SuperLite™
Amendment: /0
SY55858U

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SY55858UHI Summary of contents

Page 1

Micrel, Inc. FEATURES Guaranteed AC parameters over temperature: • f > 3.0GHz (3Gbps) MAX • < 120ps r f • Within-device skew < 25ps Non-blocking “switch architecture” Configurable as dual 2:1 mux, dual 1:2 fanout buffer, 1:4 ...

Page 2

... DB1 DB1 DB0 DB1 DB1 2 (1) Package Range Marking Industrial SY55858UHI Industrial SY55858UHI Industrial SY55858UHG with Pb-Free bar-line indicator NiPdAu Industrial SY55858UHG with Pb-Free bar-line indicator NiPdAu = Electricals only. A Function Fanout Buffer or Redundant Distribution Dual Buffer or Crosspoint Dual Buffer or Crosspoint Fanout Buffer or Redundant Distribution ...

Page 3

Micrel, Inc. PIN DESCRIPTION Pin Number Pin Name 1 DB1 2 VTB1 3 /DB1 4 SELB0 5 DB0 6 VTB0 7 /DB0 8 SELB1 9, 24 GND 10, 13, 16, 17, 20, 23 VCC 11 /QB0 12 QB0 14 /QB1 ...

Page 4

Micrel, Inc. FUNCTIONAL BLOCK DIAGRAM DA0 V TA0 /DA0 SELA0 DA1 V TA1 /DA1 SELA1 DB0 V TB0 /DB0 SELB0 DB1 V TB1 /DB1 SELB1 INPUT AND OUTPUT STAGE 1.2mA /D0 1.2mA SY55858U ...

Page 5

Micrel ABSOLUTE MAXIMUM RATINGS Symbol V Power Supply Voltage CC V Input Voltage IN V CML Output Voltage OUT T Operating Temperature Range A T Lead Temperature (soldering, 20sec.) LEAD T Storage Temperature Range store Package Thermal Resistance JA (Junction-to-Ambient) ...

Page 6

Micrel, Inc. CML DC ELECTRICAL CHARACTERISTICS V = 2.3V to 3.6V; GND = 0V Symbol Parameter V Differential Input Voltage ID R Differential Input Resistance IN D-to-/D V Input HIGH Voltage IH V Input LOW Voltage IL ...

Page 7

Micrel, Inc. CML OUTPUT TERMINATION APPLICATION All CML inputs accept a CML output from any other member of this family. All CML outputs are source terminated 16mA SY55858U Figure 3. 50 Output Termination INPUT INTERFACE APPLICATIONS ...

Page 8

Micrel, Inc. 32 -PIN EPAD-TQFP (DIE UP) (H32-1) MICREL, INC. 2180 FORTUNE DRIVE SAN JOSE, CA 95131 USA + 1 (408) 944-0800 TEL The information furnished by Micrel in this datasheet is believed to be accurate and reliable. However, no ...

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