MAX3543CTL+T Maxim Integrated Products, MAX3543CTL+T Datasheet - Page 16

• Manufacturer Part Number: MAX3543CTL+T
• Description: RF Receiver Multi-band Ananlog a and Digital TV Tuner
• Manufacturer: Maxim Integrated Products

Specifications of MAX3543CTL+T

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

Note: Not production tested or guaranteed functional.
Note: Not production tested or guaranteed functional.
Multiband Analog and
Digital Television Tuner
Table 21. R11: VAS STATUS Register—VCO Autoselect Status (Address: 11h)
Table 22. R12: GEN STATUS Register—General Status (Address: 12h)
Table 23. R13: BIAS ADJ Register—Bias Adjustments (Address: 13h)
Note: Only production tested and guaranteed functional in state 0XX1 X11X, where X can be either 0 or 1. All other states are
untested and may not function correctly. Contact Maxim if untested settings will be used in production.
16
BIT NAME
LNA2B[1:0]
BIT NAME
BIT NAME
VVCO[1:0]
VVSB[3:0]
MIXB[1:0]
VCOADC
IFVGAB
EMPTY
MIXGM
EMPTY
FILTB
VASA
VASE
TRIM
POR
[2:0]
VCP
_____________________________________________________________________________________
BIT LOCATION
BIT LOCATION
BIT LOCATION
(0 = LSB)
(0 = LSB)
(0 = LSB)
5:4
3:2
7:6
2:0
7:6
5:2
7
6
1
0
5
4
3
1
0
SETTING
TYPICAL
TYPICAL
SETTING
TYPICAL
SETTING
01
01
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
N/A
0
1
1
0
Indicates which VCO has been selected by either the autoselect state machine
or by manual selection when the VSA state machine is disabled. See the R00
description for the VCO[1:0] definition.
Indicates which sub-band of a particular VCO has been selected by either the
autoselect state machine or by manual selection when the VSA state machine is
disabled. See the R00 description for the VSUB[3:0] definition.
Indicates whether VCO autoselection was successful.
0 = Indicates the autoselect function is disabled or unsuccessful VCO selection
1 = Indicates successful VCO autoselection
Status indicator for the autoselect function.
0 = Indicates the autoselect function is active
1 = Indicates the autoselect process is inactive
Empty
Maxim use only
Maxim use only
Maxim use only
VCO tuning voltage indicators.
000 = PLL not in lock, tune to the next lowest sub-band
001 to 110 = PLL in lock
111 = PLL not in lock, tune to the next higher sub-band
Empty
Mixer gain setting. Set to 0 for ATV mode. Set to 1 for DTV mode.
LNA bias.
00 = Unused
01 = Nominal setting. Use for all standards except SECAM L/L’.
10 = Unused
11 = Highest linearity setting. Use for SECAM L/L’.
Mixer bias.
00 = Unused
01 = Nominal setting. Use for all standards except SECAM L/L’.
10 = Unused
11 = Highest linearity setting. Use for SECAM L/L’.
Must set to 1 for proper operation
IF VGA bias.
0 = Default
1 = Highest current (approximately nominal + 6mA)
FUNCTION
FUNCTION
FUNCTION