sip5630cg Vishay, sip5630cg Datasheet

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sip5630cg

Manufacturer Part Number
sip5630cg
Description
9-line Scsi Bus Terminators
Manufacturer
Vishay
Datasheet

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Part Number
Manufacturer
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Part Number:
sip5630cg-T1-E3
Manufacturer:
VISHAY/威世
Quantity:
20 000
DISABLE
DESCRIPTION
The SiP5630 provides active bus termination suitable for all
SCSI bus operational modes from SCSI-1 through SPI-4
(Ultra 320). The termination includes impedance matching of
the SCSI bus to minimize signal reflections from the end of the
bus, as well as required SCSI bus biasing for either S/E (Single
Ended) or LVD (Low Voltage Differential) operation.
The SiP5630 has nine (9) output channels (T1-T9). Each
output channel provides termination for one SCSI data signal,
parity signal or control signal. Two SiP5630 ICs provide
complete termination for a narrow SCSI Bus; three ICs provide
complete termination for a wide SCSI bus.
Document Number: 73007
S-41263—Rev. A, 05-Ju1-04
FEATURES
D Auto Selection of S/E or LVD SCSI Termination
D 2.7-V to 5.25-V TERMPWR Range
D Meets SCSI-1, SCSI-2, SPI-2 (ULTRA-2), SPI-3
D Differential Failsafe Bias
D Thermal Package
D On-Chip Thermal Shutdown Circuit
D Master/Slave Input
D Active Negation
D Hot Swap Compatible
FUNCTIONAL BLOCK DIAGRAM
MODE
(ULTRA-160) and SPI-4 (ULTRA-320) Standards
21
17
GND
18
10 mA
8
0.7 t V t1.9 = LVD
Comparators
Mode Control And
Heat Sink GND Pins
9
V u 2.4 = HPD
Enable/Disable
V t 0.5 = S/E
Circuitry
10
26
9-Line SCSI Bus Terminators
27
HPD
28
35
LVD
Current Limited
34
Source/Sink
New Product
Regulator
S/E
33
REG
1
TERMPWR
D Pin Compatible with UCC5630 and UCC5670
D Lead (Pb)-Free QSOP-36 Package
APPLICATIONS
D Disk Array (RAID)
D Storage Area Networks (SAN)
D Network Attached Storage (NAS)
D SCSI Cable
D Server and Workstation
D Industrial Computers
D High-End Personal Computers
36
The SiP5630 senses the operational state of the SCSI bus via
the DIFFSENS bus signal, and automatically switches to S/E
or LVD operation as required. It cannot be used on an HPD
(High Power Differential) SCSI bus, and goes into high
impedance mode when the voltage on the DIFFSENS line
indicates HPD operation. The SiP5630 also presents high
impedance to the SCSI bus if the DISABLE pin is asserted, or
if TERMPWR is removed from the IC.
The SiP5630 is available in a lead (Pb)-free QSOP-36
package for operation over the temperature range of 0 to
70 _C.
Impedance
Terminator
1.3 V
Circuits
SCSI
Current Limited
Enable
Source/Sink
Regulator
20
19
32
31
5
4
DIFFS
MSTR/SLV
T1N
T1P
T9N
T9P
See
(Page 6) for detailed descriptions
of SCSI Terminator Impedance
Circuits in LVD and S/E modes of
operation.
Vishay Siliconix
Functional Diagrams
SiP5630
www.vishay.com
1

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sip5630cg Summary of contents

Page 1

... S/E TERMPWR Current Limited 1.3 V Current Limited Source/Sink SCSI Regulator Terminator Impedance Circuits REG SiP5630 Vishay Siliconix Source/Sink Regulator 20 DIFFS Enable 19 MSTR/SLV 5 T1N 4 T1P 32 T9N 31 T9P See Functional Diagrams (Page 6) for detailed descriptions of SCSI Terminator Impedance Circuits in LVD and S/E modes of operation ...

Page 2

... SiP5630 Vishay Siliconix TYPICAL APPLICATION DIAGRAM SiP5630 TERMPWR MSTR/SLV DISABLE REG 4.7 mF GND MODE 4.7 mF 4.7 mF SiP5630 TERMPWR MSTR/SLV DISABLE REG 4.7 mF GND MODE SiP5630 TERMPWR MSTR/SLV DISABLE REG 4.7 mF GND MODE www.vishay.com 2 New Product SCSI BUS TERMPWR T1N T1P LOW BYTE DATA (8) + PARITY T9N ...

Page 3

... 4 REG = 0 V REG = 4 V − DIFFS DIFFS V = 2.75 V DIFFS 1.2 V DISABLE V u 1.2 V DISABLE SiP5630 Vishay Siliconix −65 to 125 _C 150 Limits Min Typ Max Unit 100 105 110 W W 120 ...

Page 4

... SiP5630 Vishay Siliconix SPECIFICATIONS Parameter Symbol MODE Input S/E to LVD Threshold V TH(S/E) LVD to HPD Threshold V TH(HPD) Input Current I IN(MODE) MASTER/SLAVE Input Input Threshold p V TH(M/S) TH(M/S) Input Current I IN(M/S) STATUS Output Pins (LVD, S/E and HPD) Source Current I SO(STAT) Sink Current I SI(STAT) THERMAL Shutdown d Shutdown Temperature T OFF ...

Page 5

... Document Number: 73007 S-41263—Rev. A, 05-Ju1-04 New Product ORDERING INFORMATION 36 TERMPWR Part Number 35 HPD 34 LVD SiP5630CG-T1—E3 33 S/E 32 T9N 31 T9P 30 T8N 29 T8P 28 H/S GND 27 H/S GND 26 H/S GND 25 T7N 24 T7P 23 T6N 22 T6P 21 MODE 20 DIFFS 19 MSTR/SLV Function SiP5630 Vishay Siliconix Temperature Range Marking 0 to 70_C SiP5630CG www.vishay.com 5 ...

Page 6

... SiP5630 Vishay Siliconix FUNCTIONAL BLOCK DIAGRAM LVD OPERATION Comparators V t 0.5 = S/E 21 MODE 0 t1.9 = LVD V u 2.4 = HPD 10 mA Mode Control And Enable/Disable 17 DISABLE Circuitry FUNCTIONAL BLOCK DIAGRAM S/E OPERATION Comparators V t 0.5 = S/E 21 MODE 0 t1.9 = LVD V u 2.4 = HPD 10 mA Mode Control And Enable/Disable 17 DISABLE Circuitry www.vishay.com ...

Page 7

... Mbyte/sec data transfer. Top panel DB10 T- and T+ signals. Bottom panel DB9 T− and T+ signals. All bits except DB9 toggling at maximum data rate. TEMPWR = 5. ns/div S/E WAVEFORMS 40 Mbyte/sec data transfer. Top panel DB10 T- signals. Bottom panel DB9 T− signals. TEMPWR = 5. ns/div Document Number: 73007 S-41263—Rev. A, 05-Ju1-04 New Product TEMPWR = 2.70 V TEMPWR = 2. ns/div SiP5630 Vishay Siliconix 5 ns/div www.vishay.com 7 ...

Page 8

... SiP5630 Vishay Siliconix LVD TYPICAL CHARACTERISTICS Differential Impedance vs. TERMPWR 110 0_C 108 25_C 70_C 106 104 102 100 2.5 3.0 3.5 4.0 Differential Fail-Safe Bias vs. TERMPWR 125 0_C 120 25_C 70_C 115 110 105 100 2.5 3.0 3.5 4.0 TERMPWR (V) Common Mode Bias vs. TERMPWR 1.30 1.29 0_C 25_C 1.28 70_C 1.27 1.26 1.25 1.24 1.23 1.22 1.21 1.20 2.5 3.0 3.5 4.0 TERMPWR (V) www.vishay.com ...

Page 9

... SiP5630 Vishay Siliconix Impedance vs. Temperature TERMPWR 5.25 V 3 Temperature (_C) Output Current @ 0.2 V vs. Temperature TERMPWR 5.25 V 3 Temperature (_C) Bias vs. Temperature 3.0 TERMPWR 5 ...

Page 10

... SiP5630 Vishay Siliconix DETAILED OPERATION The SiP5630 is a multimode active terminator IC, which detects the operating mode of the SCSI bus, and switches to the appropriate termination configuration accordingly. Three SiP5630 terminators are required at each end of a wide SCSI bus to terminate 27 lines (18 data, 9 control). In LVD mode the SiP5630 provides 105-W differential impedance and 112-mV differential bias between each T− ...

Page 11

... Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right ...

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