ZHCSE48B 数据表 | 德州仪器 TI.com.cn

ZHCSE48B September 2015 – January 2019 ADC31JB68

PRODUCTION DATA.

封装选项

机械数据 (封装 | 引脚)

RTA|40
- MPQF134A

散热焊盘机械数据 (封装 | 引脚)

RTA|40
- QFND447B

订购信息

6.5 Electrical Characteristics: Converter Performance

typical values at T_A = 25 °C, full temperature range is T_MIN = –40°C to T_MAX = 85°C, ADC sampling rate = 500 MSPS, 50% clock duty cycle, VA3.0 = 3 V; VA1.8 = 1.8 V; VA1.2 = VACLK1.2 = 1.2 V; –1 dBFS differential input; R_(term) = 100 Ω (unless otherwise noted)

PARAMETER		NOTES	MIN	TYP	MAX	UNIT
STATIC CHARACTERISTICS
	Resolution	No missing codes			16	Bits
G_VAR	Gain variation	Part-to-part variation of input voltage to output code gain between different parts		1		%FSR
TG	Gain temperature drift	Drift of input voltage to output code gain across temperature		100		ppm(FSR)/°C
V_OFF	Input voltage offset			0.2		%FSR
TV_OFF	Input voltage offset temperature drift			9		ppm(FSR)/°C
DNL	Differential nonlinearity	Sinusoidal histogram, 10-MHz input		±0.23		LSB
INL	Integral nonlinearity	Sinusoidal histogram, 10-MHz input		±7.1		LSB
DYNAMIC AC CHARACTERISTICS
BW_3dB	Analog input bandwidth	See measurement configuration in Figure 64		1300		MHz
SNR	Signal to noise ratio	f_IN = 10 MHz, A_IN = –40 dBFS		70.6		dBFS
		f_IN = 10 MHz		70.3
		f_IN = 100 MHz		70.1
		f_IN = 210 MHz	68.3	69.3
		f_IN = 210 MH, T_A = 25°C	68.4	69.3
		f_IN = 350 MHz		68.1
		f_IN = 450 MHz		67.0
NSD	Noise spectral density	f_IN = 10 MHz, A_IN = –40 dBFS		–154.6		dBFS/Hz
		f_IN = 10 MHz		–154.3
		f_IN = 100 MHz		–154.1
		f_IN = 210 MHz	–152.3	–153.3
		f_IN = 210 MHz, T_A = 25°C	–152.4	–153.3
		f_IN = 350 MHz		–152.1
		f_IN = 450 MHz		–151.0
SINAD	Signal to noise and distortion ratio	f_IN = 10 MHz		69.9		dBFS
		f_IN = 100 MHz		69.5
		f_IN = 210 MHz	67.4	68.9
		f_IN = 210 MHz, T_A= 25ºC	67.8	68.9
		f_IN = 350 MHz		67.6
		f_IN = 450 MHz		66.5		dBFS
ENOB	Effective number of bits	f_IN = 10 MHz		11.3		Bits
		f_IN = 100 MHz		11.3
		f_IN = 210 MHz	10.9	11.2
		f_IN = 210 MH, T_A = 25°C	11.0	11.2
		f_IN = 350 MHz		10.9
		f_IN = 450 MHz		10.8
SFDR	Spurious-free dynamic range	f_IN = 10 MHz		83		dBc
		f_IN = 100 MHz		81
		f_IN = 210 MHz	74	80
		f_IN = 210 MH, T_A = 25°C	75	80
		f_IN = 350 MHz		79
		f_IN = 450 MHz		77
HD2	Second-order harmonic distortion	f_IN = 10 MHz		–83		dBc
		f_IN = 100 MHz		–81
		f_IN = 210 MHz	–74	–84
		f_IN = 210 MH, T_A = 25°C	–75	–84
		f_IN = 350 MHz		–84
		f_IN = 450 MHz		–77
HD3	Third-order harmonic distortion	f_IN = 10 MHz		–92		dBc
		f_IN = 100 MHz		–83
		f_IN = 210 MHz	–74	–80
		f_IN = 210 MHz T_A = 25°C	–75	–80
		f_IN = 350 MHz		–79
		f_IN = 450 MHz		–87
Non-HD2, HD3	Spurious free dynamic range excluding HD2, HD3	f_IN = 10 MHz		–93		dBFS
		f_IN = 100 MHz		–89
		f_IN = 210 MHz	–83	–91
		f_IN = 210 MH, T_A = 25°C	–83	–91
		f_IN = 350 MHz		–88
		f_IN = 450 MHz		–89
THD	Total harmonic distortion	f_IN = 10 MHz		–81		dBc
		f_IN = 100 MHz		–78
		f_IN = 210 MHz	–72	–78
		f_IN = 210 MH, T_A = 25°C	–73	–78
		f_IN = 350 MHz		–73
		f_IN = 450 MHz		–72
IMD3	Two–tone intermodulation distortion	Worst-case IMD3 spur adjacent to the input tones, f₁ = 200 MHz, f₂ = 210 MHz, A_IN = –7-dBFS/tone		–89		dBc