TDA18218HN/C1,551 NXP Semiconductors, TDA18218HN/C1,551 Datasheet - Page 4

• Manufacturer Part Number: TDA18218HN/C1,551
• Description: IC TV SILICON TUNER 48HVQFN
• Manufacturer: NXP Semiconductors
• Type: Silicon Tunerr

Specifications of TDA18218HN/C1,551

• Package / Case: 48-VQFN Exposed Pad, 48-HVQFN, 48-SQFN, 48-DHVQFN
• Applications: Receivers, Set-Top Boxes, TV
• Mounting Type: Surface Mount
• Bus Type: I2C
• Maximum Agc: 3.47 dB
• Maximum Frequency: 864 MHz
• Minimum Frequency: 174 MHz
• Modulation Technique: AM
• Mounting Style: SMD/SMT
• Function: TV
• Noise Figure: 7 dB
• Operating Supply Voltage: 3.3 V
• Supply Voltage (min): 3.13 V
• Supply Voltage (max): 3.47 V
• Minimum Operating Temperature: 0 C
• Maximum Operating Temperature: + 70 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant
• Other names: 935287721551

NXP Semiconductors
8. Functional description
TDA18218HN_1
Product data sheet
Table 3.
The RF input signal is driven to a low-noise amplifier. It is then amplified and fed to the
image rejection mixer. The mixer down-converts the RF signal to a low IF frequency, which
depends on channel bandwidth (standard IF filters are implemented for 6 MHz, 7 MHz
Symbol
CPLO
XTAL_P
XTAL_N
i.c.
XTO_P
XTO_N
XTAL_MS
AS
GND(IF)
CP_K
VT_K
REG18
REG28
GND(IF)
V
IFO_N
IFO_P
VIFAGC
i.c.
GND(DIG)
SCL
SDA
CAPRFAGC
GND(RF)
i.c.
GND(RF)
GND(RF)
GND(RF)
i.c.
GND(RF)
V
LT
V
i.c.
CC(IF)
CC(RF)
CC(RF)
Pin description
Pin
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
Rev. 01 — 8 July 2009
…continued
Description
charge pump of the LO synthesizer
crystal oscillator input positive
crystal oscillator input negative
internally connected; leave open
crystal oscillator output buffer positive
crystal oscillator output buffer negative
XTAL out mode
I
IF ground
charge pump of the calibration synthesizer
tuning voltage of the calibration synthesizer
internal regulator decoupling
internal regulator decoupling
IF ground
IF supply voltage (3.3 V)
IF output negative
IF output positive
IF gain control input
internally connected; leave open
digital ground
I
I
RF AGC filtering
RF ground
internally connected; leave open
RF ground
RF ground
RF ground
internally connected; leave open
RF ground
RF supply voltage
loop-through
RF supply voltage
internally connected; leave open
2
2
2
C-bus address selection input
C-bus clock input
C-bus data input and output
TDA18218HN
DVB-T Silicon Tuner IC
© NXP B.V. 2009. All rights reserved.
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