LMH0344SQ/NOPB National Semiconductor, LMH0344SQ/NOPB Datasheet - Page 17

• Manufacturer Part Number: LMH0344SQ/NOPB
• Description: IC ADAPT CBL EQUALIZER 16-LLP
• Manufacturer: National Semiconductor

Specifications of LMH0344SQ/NOPB

• Applications: Data Transport
• Interface: Serial
• Voltage - Supply: 3.135 V ~ 3.465 V
• Package / Case: 16-LLP
• Mounting Type: Surface Mount
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Peak Reflow Compatible (260 C): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LMH0344SQ

Address R/W Name
03h
04h
05h
06h
07h
R/W MUTE
R
R
R
R
Device ID
Rate Indicator
Cable Length
Indicator
Launch
Amplitude
Indication
REF
Bits Field
7:6 Reserved
4:0 Digital MUTE
7:6 Reserved
5:4 EQ ID
3:0 Die Revision
7:6 Reserved
4:0 Reserved
7:0 Cable Length
7:2 Launch Amplitude
1:0 Reserved
5
5
MUTE
Setting
Rate Indicator
Indicator
Indication
REF
Mode
REF
Default
11111
11000
0011
00
00
01
00
17
0
Description
Reserved as 00. Always write 00 to these bits.
0: Use MUTE
1: Use digital MUTE
Digital MUTE
00000: Mute when cable (EQ boost)
......
01111: Mute when cable (EQ boost)
......
11111: Never mute.
Reserved.
00: LMH0384 device.
01: LMH0394 device.
10: LMH0395 device.
11: Reserved.
Die revision.
Reserved.
0: SD.
1: 3G/HD.
Reserved.
Cable Length Indicator (CLI), with 10% accuracy.
00000000: Short cable.
......
11110111: Maximum cable.
11111000: Reserved.
......
11111111: Reserved.
Indication of launch amplitude: 1% or 0.08 dB per step with
5% accuracy.
000000: Nominal -32%.
......
011111: Nominal -1%.
100000: Nominal.
100001: Nominal +1%.
......
111111: Nominal +31%.
Reserved.
REF
REF
(10m per step).
pin.
REF
.
≥
≥
10m.
160m.
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