TDA18218HN NXP Semiconductors, TDA18218HN Datasheet - Page 14

• Manufacturer Part Number: TDA18218HN
• Description: DVB-T Silicon Tuner IC
• Manufacturer: NXP Semiconductors

NXP Semiconductors
Table 17.
[1]
[2]
10. Limiting values
TDA18218HN_1
Product data sheet
Address Register
17h
18h
This setting controls the status of the Low Noise Amplifier (LNA).
RFSW_MTO_LT_RFin = 0 in tuner applications with loop-through disabled.
RFSW_MTO_LT_RFin = 1 in tuner applications with loop-through enabled.
Power-down byte 1
Power-down byte 2
Power-down and switches bit descriptions
9.10 Power-down and switches
Table 18.
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter
V
CC
Bit Symbol
6
3
2
1
0
6
2
1
supply voltage
Limiting values
pdLT
pdAGC1b
PD_RFAGC_Ifout
PD_LO_Synthe
SM
RFSW_MTO_LT_RFin
pdDETECT1
pdAGC2b
Rev. 01 — 8 July 2009
Acces
s
R/W
R/W
Conditions
Value Description
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
loop-through output switch
AGC1 power-down
mixer and IF stages power-down
LO synthesizer power-down
Standby mode; I
oscillator and AGC1 are turned on
provides the RF signal to the
loop-through
AGC1 detector power-down
AGC2 power-down
closed
open
LNA on
LNA off
blocks on
blocks off
PLL on
PLL off
normal
standby
switch is open
switch is closed
detector on
detector off
LNA on
LNA off
TDA18218HN
[2]
DVB-T Silicon Tuner IC
Min
2
0.3
C-bus interface, crystal
www.DataSheet4U.com
[1]
[1]
© NXP B.V. 2009. All rights reserved.
Max
+3.60
14 of 25
Unit
V