A8296SESTR-T Allegro Microsystems Inc, A8296SESTR-T Datasheet - Page 15

• Manufacturer Part Number: A8296SESTR-T
• Description: IC REG LNB SGL SUPPLY 16-QFN
• Manufacturer: Allegro Microsystems Inc

Specifications of A8296SESTR-T

• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

A8296
Control Registers
All main functions of the A8296 are controlled through the I
compatible interface via the 8-bit Control register. Table 1 shows
the functionality and bit definitions of the Control register. At
power-up, the Control register is initialized to all 0s.
Table 1. Control Register Definition
Bit
0
1
2
3
4
5
6
7
VSEL0
VSEL1
VSEL2
Name
ENB
–
–
–
–
(I
2
C™-Compatible Write Register)
LNB output voltage control
See Table 2 for available output voltage selections
0: Disable LNB Output
1: Enable LNB Output
Set to 0
Single LNB Supply and Control Voltage Regulator
Table 2. Output Voltage Amplitude Selection
VSEL2
0
0
0
0
1
1
1
1
Function
VSEL1
0
0
1
1
0
0
1
1
2
C™
VSEL0
0
1
0
1
0
1
0
1
The available voltages provide levels for all the common
standards plus the ability to add line compensation.
VSEL0 is the LSB and VSEL2 is the MSB to the internal
DAC.
Turns the LNB output on or off.
Unused
LNB (V)
13.333
13.667
14.000
14.333
18.667
19.000
19.667
20.000
115 Northeast Cutoff
1.508.853.5000; www.allegromicro.com
Allegro MicroSystems, Inc.
Worcester, Massachusetts 01615-0036 U.S.A.
Description
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