TDA18218HN NXP Semiconductors, TDA18218HN Datasheet - Page 11

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

NXP Semiconductors
TDA18218HN_1
Product data sheet
9.4 Temperature sensor
Table 8.
Table 9.
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Table 10.
Address
19h
Address Register
1Dh
01h
TM_D[3:0]
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
The die temperature can be read as shown in
PSM byte 2
Read byte 1 3 to 0 TM_D[3:0]
Crystal buffer output register bit descriptions
Register
XTOUT byte
Temperature sensor bit descriptions
Die temperature values
Bit
6
7
Rev. 01 — 8 July 2009
Bit
3 to 0
Symbol
TM_ON
TM_Range R/W
Temperature range selection (die temperature)
TM_RANGE = 0
60 C
62 C
66 C
64 C
74 C
72 C
68 C
70 C
90 C
88 C
84 C
86 C
76 C
Symbol
XtOut[3:0] R/W
Table
Access Value Description
W
R
Access
10.
0
1
0
1
-
Value
0
1
2
7
8
9
10
other
temperature sensor on or off
temperature range selection
die temperature
temperature sensor switched off
temperature sensor switched on
60 C to 90 C
92 C to 122 C
TM_RANGE = 1
92 C
94 C
98 C
96 C
106 C
104 C
100 C
102 C
122 C
120 C
116 C
118 C
108 C
TDA18218HN
Description
crystal buffer output
XTAL off
XTOUT off
square wave 16 MHz
sine wave 200 mV
sine wave 400 mV
sine wave 800 mV
sine wave 1200 mV
not applicable
DVB-T Silicon Tuner IC
www.DataSheet4U.com
© NXP B.V. 2009. All rights reserved.
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