lx5251 Microsemi Corporation, lx5251 Datasheet
lx5251
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lx5251 Summary of contents
Page 1
... This action enables the LVD transceiver function. DIFFSENSE is capable of supplying a maximum of 15mA. Tying the DIFFSENSE pin high places the LX5251 in a HI-Z state indicating the presence of an HVD device. Tying the pin low places the part in a single-ended mode while also signaling the multimode transceiver to operate in a single-ended mode ...
Page 2
... JA DIFFSENSE Status HI Z 0mA 1.3V 10mA Source 1.3V 10mA Source Outputs Status Type < 0.5V Enable 0.7V – 1.9V Enable > 2.4V Disable X Disable Microsemi Integrated Products Division LX5251 P RODUCTION DATA SHEET ...
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... Microsemi Integrated Products Division LX5251 RODUCTION DATA SHEET LX5251 Min Typ Max 2.9 5.25 3.5 5. TERM 0 125 ≤ ≤ T 70°C, VTerm = 4.75V, A LX5251 Min Typ Max 1.125 1.25 1.375 100 112 125 100 105 110 110 150 195 3 100 115 300 1 ...
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... POWER SE ON HVD Window & Comp. MODE LVD DELAY DISC SE LATCH HVD LVD Figure 1 – LX5251 Block Diagram Microsemi Integrated Products Division LX5251 P RODUCTION DATA SHEET ≤ ≤ T 125°C, VTerm = 4.75V, A LX5251 Min Typ Max 0.8 2.0 100 10 0.8 2.0 10 100 22 ...
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... This is a dual function pin. It drives the SCSI bus DIFFSENS line also the sense pin to detect the SCSI bus mode (LVD, SE, or HVD). DIFFSENSE output drive can be disabled with low level on the M/S pin. Please see DIFFSENSE and MASTER/SLAVE Function Tables. Note: Must connect Diffsense signal to Diffsense pin of LX5251. Microsemi Integrated Products Division ...
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... GND DIFFSENS VTERM LX5251 DISC GND DIFFSENS * DIFFB pin not present on the LX5251CPW. Must connect Diffsense signal to Diffsens pin of each terminator. Copyright © 2002 Rev. 1.1, 2006-02-27 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 ® 9-Line Multimode SCSI Terminator P RODUCTION DATA SHEET ...
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... B 0.19 0.30 0.007 C 0.09 0.20 0.0035 D 7.70 7.90 0.303 E 4.30 4.50 0.169 F 0.65 BSC 0.025 BSC G 0.05 0.15 0.002 H – 1.10 – L 0.50 0.75 0.020 M 0° 8° 0° P 6.25 6.55 0.246 *LC – 0.10 – Microsemi Integrated Products Division LX5251 RODUCTION DATA SHEET C M MAX 0.037 0.012 0.008 0.311 0.177 0.005 .0433 0.030 8° 0.256 0.004 Page 7 ...
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... Microsemi reserves the right to change the configuration and performance of the product and to discontinue product at any time. Copyright © 2002 Rev. 1.1, 2006-02-27 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 ® 9-Line Multimode SCSI Terminator P RODUCTION DATA SHEET Microsemi Integrated Products Division LX5251 Page 8 ...