TDA18218HN データシートの表示（PDF） - NXP Semiconductors.

部品番号

コンポーネント説明

メーカー

TDA18218HN

DVB-T Silicon Tuner IC

NXP Semiconductors. 

NXP Semiconductors

TDA18218HN

DVB-T Silicon Tuner IC

Table 21. General characteristics for TV reception (RF input to IF output)

Tamb = 25 °C, VCC = 3.3 V, IF output level option 2 V (p - p), IF output load = 1 kΩ on each pin; unless otherwise specified.

Symbol

Parameter

Conditions

Min Typ Max Unit

VCC

supply voltage

ICC

supply current

normal mode

device-off mode

3.13 3.30

[1] -

235[2]

-

3

3.47 V

270[3] mA

-

mA

Standby mode with loop-through

and crystal oscillator on (default at

POR), XTOUT 1200 mV

-

60

-

mA

Standby mode with only oscillator on

-

22

-

mA

P

power dissipation

-

775 -

mW

fRF

fIF(nom)

RF frequency

nominal IF frequency

center of channel

center of channel; for channel band-

width

174 -

864 MHz

6 MHz

-

3

-

MHz

7 MHz

-

3.5 -

MHz

8 MHz

-

4

-

MHz

Gv

∆GAGC(tun)

NFtun

Vo(IF)dif(p-p)

voltage gain

normal mode

tuner AGC gain range

normal mode

tuner noise figure

normal mode; maximum gain

peak-to-peak differential IF output IF_level[2:0] = 000

voltage

IF_level[2:0] = 010

70 76

-

dB

-

63

-

dB

-

5

7

dB

-

2

-

V

-

1

-

V

IF_level[2:0] = 111

-

0.5 -

V

Zo(IF)

∆GAGC(IF)

IF output impedance

IF AGC GAIN range

differential mode; magnitude value

2 V (peak-to-peak) IF output volt-

age selection

-

100 -

Ω

-

30

-

dB

Gtlt

tilt gain

RF frequency range

[4]

6 MHz IF filter (1 MHz to 5.5 MHz)

-

-

4

dB

7 MHz IF filter (1 MHz to 6.5 MHz)

-

-

4

dB

8 MHz IF filter (1 MHz to 7.5 MHz)

-

-

4

dB

fIF(stpb)lp

low-pass stop-band IF frequency 60 dB attenuation

6 MHz IF filter (1 MHz to 5.5 MHz)

-

12

-

MHz

7 MHz IF filter (1 MHz to 6.5 MHz)

-

14

-

MHz

8 MHz IF filter (1 MHz to 7.5 MHz)

-

16

-

MHz

αimage

td(grp)

image rejection

group delay time

normal mode

-

65

-

dB

normal mode

6 MHz IF filter (1 MHz to 5.5 MHz)

-

155 -

ns

7 MHz IF filter (1 MHz to 6.5 MHz)

-

165 -

ns

8 MHz IF filter (1 MHz to 7.5 MHz)

-

175 -

ns

ϕn

phase noise

worst case in the RF frequency

range

10 kHz

-

−85 -

dBc/Hz

100 kHz

-

−105 -

dBc/Hz

tstartup(tun)

tuner start-up time

at power-up

-

-

1

s

TDA18218HN_1

Product data sheet

Rev. 01 — 8 July 2009

© NXP B.V. 2009. All rights reserved.

16 of 25

Share Link: