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

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TDA18218HN

DVB-T Silicon Tuner IC

NXP Semiconductors. 

NXP Semiconductors

TDA18218HN

DVB-T Silicon Tuner IC

Table 8.

Address

19h

Crystal buffer output register bit descriptions

Register

Bit Symbol Access Value

XTOUT byte 3 to 0 XtOut[3:0] R/W

0

1

2

7

8

9

10

other

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

9.4 Temperature sensor

Table 9. Temperature sensor bit descriptions

Address Register Bit Symbol Access Value Description

1Dh

PSM byte 2 6

TM_ON W

temperature sensor on or off

0

temperature sensor switched off

1

temperature sensor switched on

7

TM_Range R/W

temperature range selection

0

60 °C to 90 °C

1

92 °C to 122 °C

01h

Read byte 1 3 to 0 TM_D[3:0] R

-

die temperature[1]

[1] The die temperature can be read as shown in Table 10.

Table 10. Die temperature values

TM_D[3:0]

Temperature range selection (die temperature)

TM_RANGE = 0

TM_RANGE = 1

0000

60 °C

92 °C

0001

62 °C

94 °C

0010

66 °C

98 °C

0011

64 °C

96 °C

0100

74 °C

106 °C

0101

72 °C

104 °C

0110

68 °C

100 °C

0111

70 °C

102 °C

1000

90 °C

122 °C

1001

88 °C

120 °C

1010

84 °C

116 °C

1011

86 °C

118 °C

1100

76 °C

108 °C

TDA18218HN_1

Product data sheet

Rev. 01 — 8 July 2009

© NXP B.V. 2009. All rights reserved.

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