ZHCSEE2B 数据表 | 德州仪器 TI.com.cn

ZHCSEE2B December 2015 – January 2023 ADS54J66

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RMP|72
- MPQF396A

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zhcsee2b_oa

6.6 AC Performance

over operating free-air temperature range (unless otherwise noted)

PARAMETER		TEST CONDITIONS	NO DECIMATION, 500-MSPS OUTPUT (DDC Mode 8)			DECIMATE-BY-2, 250-MSPS OUTPUT (DDC Mode 2)			UNIT
PARAMETER		TEST CONDITIONS	MIN	TYP	MAX	MIN	TYP	MAX	UNIT
SNR	Signal-to-noise ratio	f_IN = 10 MHz		70.8			74.1		dBFS
		f_IN = 70 MHz		70.5			74
		f_IN = 190 MHz, A_IN = –1 dBFS		69.5			73.2
		f_IN = 190 MHz, A_IN = –3 dBFS	65.6	70.3			73.6
		f_IN = 300 MHz		69			72.6
		f_IN = 350 MHz		68.7			72
		f_IN = 370 MHz	64.6	68.4			71.5
		f_IN = 470 MHz		67.5			70.7
NSD	Noise spectral density	f_IN = 10 MHz		154.8			155.1		dBFS/Hz
		f_IN = 70 MHz		154.5			155
		f_IN = 190 MHz, A_IN = –1 dBFS		153.5			154.2
		f_IN = 190 MHz, A_IN = –3 dBFS	149.6	154.3			154.6
		f_IN = 300 MHz		153			153.6
		f_IN = 350 MHz		152.7			153
		f_IN = 370 MHz	148.6	152.4			152.5
		f_IN = 470 MHz		151.5			151.7
SINAD	Signal-to-noise and distortion ratio	f_IN = 10 MHz		70.7			73.9		dBFS
		f_IN = 70 MHz		70.4			73.9
		f_IN = 190 MHz, A_IN = –1 dBFS		69.4			73.1
		f_IN = 190 MHz, A_IN = –3 dBFS		70.2			73.5
		f_IN = 300 MHz		68.9			72.5
		f_IN = 350 MHz		68.6			71.7
		f_IN = 370 MHz		68.2
		f_IN = 470 MHz		66.9			69.7
SFDR	Spurious-free dynamic range	f_IN = 10 MHz		89			88		dBc
		f_IN = 70 MHz		87			95
		f_IN = 190 MHz, A_IN = –1 dBFS		86			97
		f_IN = 190 MHz, A_IN = –3 dBFS	78	88			96
		f_IN = 300 MHz		82			94
		f_IN = 350 MHz		82			82
		f_IN = 370 MHz	75	81
		f_IN = 470 MHz		73			74
HD2	Second-order harmonic distortion	f_IN = 10 MHz		89			91		dBc
		f_IN = 70 MHz		94			103
		f_IN = 190 MHz, A_IN = –1 dBFS		86			101
		f_IN = 190 MHz, A_IN = –3 dBFS	78	88			101
		f_IN = 300 MHz		82			97
		f_IN = 350 MHz		82			82
		f_IN = 370 MHz	75	81
		f_IN = 470 MHz		73			74
HD3	Third-order harmonic distortion	f_IN = 10 MHz		93			88		dBc
		f_IN = 70 MHz		87			99
		f_IN = 190 MHz, A_IN = –1 dBFS		98			100
		f_IN = 190 MHz, A_IN = –3 dBFS	78	97			98
		f_IN = 300 MHz		95			100
		f_IN = 350 MHz		90			96
		f_IN = 370 MHz	75	85
		f_IN = 470 MHz		83			83
Non HD2, HD3	Spurious-free dynamic range (excluding HD2, HD3)	f_IN = 10 MHz		94			98		dBc
		f_IN = 70 MHz		94			95
		f_IN = 190 MHz, A_IN = –1 dBFS		93			97
		f_IN = 190 MHz, A_IN = –3 dBFS	87	93			96
		f_IN = 300 MHz		92			94
		f_IN = 350 MHz		91			94
		f_IN = 370 MHz	80	90
		f_IN = 470 MHz		87			93
THD	Total harmonic distortion	f_IN = 10 MHz		88			86		dBc
		f_IN = 70 MHz		85			92
		f_IN = 190 MHz, A_IN = –1 dBFS		85			92
		f_IN = 190 MHz, A_IN = –3 dBFS		86			91
		f_IN = 300 MHz		81			89
		f_IN = 350 MHz		79			82
		f_IN = 370 MHz		78
		f_IN = 470 MHz		72			73
IMD3	Two-tone, third-order intermodulation distortion	f_IN = 185 MHz, f_IN = 190 MHz, A_IN = –7 dBFS		89					dBFS
		f_IN = 365 MHz, f_IN = 370 MHz, A_IN = –7 dBFS		82
		f_IN = 465 MHz, f_IN = 470 MHz, A_IN = –7 dBFS		77