TDA18218HN/C1,557 NXP Semiconductors, TDA18218HN/C1,557 Datasheet - Page 13
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TDA18218HN/C1,557
Manufacturer Part Number
TDA18218HN/C1,557
Description
IC TV SILICON TUNER 48HVQFN
Manufacturer
NXP Semiconductors
Type
Silicon Tunerr
Datasheet
1.TDA18218HNC1518.pdf
(25 pages)
Specifications of TDA18218HN/C1,557
Applications
Receivers, Set-Top Boxes, TV
Mounting Type
Surface Mount
Package / Case
48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
935287721557
NXP Semiconductors
Table 13.
Table 16.
TDA18218HN_1
Product data sheet
Address
20h
04h
Address Register
0Ah
0Bh
0Ch
01h
0Fh
Main divider byte 3 7 to 0 LO_Frac_0[31:24] R
Main divider byte 4 7 to 0 LO_Frac_1[23:16]
Main divider byte 5 7 to 4 LO_Frac_2[15:12]
Read byte 1
Main divider byte 8 6
Register
AGC1 byte 1
Read byte 4
RFin to LT path bit descriptions
PLL bit descriptions
9.8 RFin to LT path
9.9 PLL settings
Table 14.
Table 15.
Bit Manual_LT Pin XTAL_MS AGC1 and LT attenuator gain modes
0
0
1
1
LT[1]
0
0
1
1
Bit
3
3 to 2 LT[1:0]
Bit
6
5
Symbol
Manual_LT
RFin to LT gain control modes
Loop-through attenuator gain settings
Symbol
LO_Lock
CAL_Lock
Freq_prog_Start
LOW
HIGH
LOW
HIGH
Access
W
R/W
Rev. 01 — 8 July 2009
LT[0]
0
1
0
1
AGC1 gain fixed at 6 dB; LT gain set by LT[1:0]; see
LT gain set automatically function of AGC1 gain; see
AGC1 gain fixed at gain set by AGC1[2:0]; LT gain set by LT[1:0];
see
AGC1 gain set automatically; LT gain set by LT[1:0]; see
Table 15
Access Value Description
R
R
W
Value Description
0
1
-
Table 15
loop-through command
sets LT gain in range: 6 dB to 15 dB; see
-
0
1
0
1
1
sets LT attenuation depending on state of pin
XTAL_MS; see
sets LT attenuation manually; see
LO frequency setting (kHz); in automatic mode
LO lock flag
calibration oscillator lock flag
launch automatic mode of PLL calculation (LO
and calibration synthesizer); automatically
reset to logic 0 (internally) when LO and
calibration are completed
PLL unlocked
PLL locked
PLL unlocked
PLL locked
Loop-through gain
6 dB
9 dB
12 dB
15 dB
Table 14
TDA18218HN
DVB-T Silicon Tuner IC
© NXP B.V. 2009. All rights reserved.
Table 15
Table 15
Table 15
Table 15
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