LMH0384SQE/NOPB National Semiconductor, LMH0384SQE/NOPB Datasheet - Page 13

• Manufacturer Part Number: LMH0384SQE/NOPB
• Description: IC ADAPT CBL EQUALIZER 16-LLP
• Manufacturer: National Semiconductor

Specifications of LMH0384SQE/NOPB

• Applications: Digital Interface
• Interface: SPI
• Voltage - Supply: 3.135 V ~ 3.465 V
• Package / Case: 16-LLP
• Mounting Type: Surface Mount
• Leaded Process Compatible: Yes
• Rohs Compliant: Yes
• Input Voltage: 3.3 V
• Supply Voltage (max): 3.45 V
• Supply Voltage (min): 3.15 V
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Peak Reflow Compatible (260 C): Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LMH0384SQETR

Address R/W Name
SPI Registers
00h
01h
R/W General Control
R/W Output Driver
Bits Field
4:3
1:0
7:5
4:2
1:0
7
6
5
2
Carrier Detect
Mute
Bypass
Sleep Mode
Extended 3G
Reach Mode
Reserved
Output Swing
Offset Voltage
Reserved
TABLE 1. SPI Registers
Default
13
011
001
01
00
00
0
0
0
Description
0: No carrier detected.
1: Carrier detected.
Mute has precedence over Bypass.
0: Normal operation.
1: Outputs muted.
0: Normal operation.
1: Equalizer bypassed.
Sleep mode control. Sleep has precedence over Mute and
Bypass.
00: Disable sleep mode (force equalizer to stay enabled).
01: Sleep mode active when no input signal detected.
10: Force equalizer into sleep mode (powered down)
regardless of whether there is an input signal or not.
11: Reserved.
Extended 3G reach mode to extend the cable length for 2.97
Gbps applications.
0: Normal operation.
1: Extended 3G reach mode.
Reserved as 00. Always write 00 to these bits.
Output driver swing (V
000: V
001: V
010: V
011: V
100: V
101, 110, 111: Reserved.
Output driver offset voltage (common mode voltage).
000: V
001: V
010: V
011: V
100: V
101: V
110, 111: Reserved.
Reserved as 00. Always write 00 to these bits.
SSP-P
SSP-P
SSP-P
SSP-P
SSP-P
OS
OS
OS
OS
OS
OS
= 1.05V.
= 1.25V.
= 1.45V.
= 1.65V.
= 1.85V.
referenced to positive supply.
= 400 mV
= 500 mV
= 600 mV
= 700 mV
= 800 mV
P-P
P-P
P-P
P-P
P-P
SSP-P
.
.
.
.
.
).
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