CXA3555N 查看數據表（PDF） - Sony Semiconductor

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CXA3555N

All Band Tuner IC with On-chip PLL

Sony Semiconductor 

CXA3555N

Item

Symbol

Measurement conditions

∆fsw1

VHF operation fOSC = 100MHz

∆f from 3s to 3min after switch ON

Switch ON drift

(PLL not

operating) ∗4

∆fsw2

∆fsw3

VHF operation fOSC = 405MHz

∆f from 3s to 3min after switch ON

UHF operation fOSC = 405MHz

∆f from 3s to 3min after switch ON

∆fsw4

UHF operation fOSC = 845MHz

∆f from 3s to 3min after switch ON

∆fst1

VHF operation fOSC = 100MHz

∆f when VCC 5V changes ±5%

Supply voltage drift ∆fst2

(PLL not

operating) ∗4

∆fst3

VHF operation fOSC = 405MHz

∆f when VCC 5V changes ±5%

UHF operation fOSC = 405MHz

∆f when VCC 5V changes ±5%

∆fst4

UHF operation fOSC = 845MHz

∆f when VCC 5V changes ±5%

Oscillator phase

noise

C/N1

C/N2

VHF operation 10kHz offset CP = 1

Phase comparison frequency = 31.25kHz

UHF operation 10kHz offset CP = 1

Phase comparison frequency = 31.25kHz

Min. Typ. Max. Unit

±300 kHz

±600 kHz

±350 kHz

±400 kHz

±100 kHz

±450 kHz

±100 kHz

±100 kHz

86

dBc/Hz

80

dBc/Hz

∗1 Value measured with untuned input.

∗2 NF meter direct-reading value (DSB measurement).

∗3 Value with a desired reception signal input level of –30dBm, an interference signal of 100kHz/30% AM,

and an interference signal level where S/I = 46dB measured with a spectrum analyzer.

∗4 Value when the PLL is not operating.

–9–

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