參數(shù)資料
型號(hào): ADS62P45IRGCR
廠商: Texas Instruments
文件頁(yè)數(shù): 29/78頁(yè)
文件大小: 0K
描述: IC ADC 14BIT SER/PAR 125M 64VQFN
產(chǎn)品培訓(xùn)模塊: Data Converter Basics
標(biāo)準(zhǔn)包裝: 2,000
位數(shù): 14
采樣率(每秒): 125M
數(shù)據(jù)接口: 串行,并聯(lián)
轉(zhuǎn)換器數(shù)目: 2
電壓電源: 模擬和數(shù)字
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 64-VFQFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 64-VQFN 裸露焊盤(pán)(9x9)
包裝: 帶卷 (TR)
輸入數(shù)目和類(lèi)型: 2 個(gè)差分,單極
50
55
60
65
70
75
80
85
90
Input Amplitude dBFS
SFDR
dBc,
dBFS
G014
SNR
dBFS
SFDR (dBc)
SFDR (dBFS)
SNR (dBFS)
30
40
50
60
70
80
90
100
110
60
50
40
30
20
10
0
fIN = 20.1 MHz
SFDR
dBc
SNR
dBFS
72
73
74
75
76
77
78
79
80
Input Clock Amplitude VPP
G015
78
80
82
84
86
88
90
92
94
0.5
1.0
1.5
2.0
2.5
3.0
SNR
SFDR
fIN = 20.1 MHz
SNR
dBFS
70
71
72
73
74
75
76
77
78
79
Input Clock Duty Cycle %
SFDR
dBc
G016
SNR
SFDR
fIN = 20.1 MHz
76
78
80
82
84
86
88
90
92
94
30
35
40
45
50
55
60
65
70
Output Code
0
5
10
15
20
25
30
35
40
8171 8172 8173 8174 8175 8176 8177 8178 8179 8180
Occurence
%
G017
RMS = 1.033 LSB
SNR
dBFS
70
72
74
76
78
80
VVCM VCM Voltage V
SFDR
dBc
G018
83
85
87
89
91
93
1.30
1.35
1.40
1.45
1.50
1.55
1.60
1.65
1.70
fIN = 20.1 MHz
External Reference Mode
SNR
SFDR
SLAS561C
– JULY 2007 – REVISED FEBRUARY 2012
TYPICAL CHARACTERISTICS - ADS62P45 (FS= 125 MSPS) (continued)
All plots are at 25
°C, AVDD = DRVDD = 3.3 V, maximum rated sampling frequency, sine wave input clock, 1.5 VPP differential
clock amplitude, 50% clock duty cycle,
–1 dBFS differential analog input, internal reference mode, 0 dB gain, CMOS output
interface (unless otherwise noted)
PERFORMANCE vs INPUT AMPLITUDE
PERFORMANCE vs CLOCK AMPLITUDE
Figure 21.
Figure 22.
OUTPUT NOISE HISTOGRAM
PERFORMANCE vs INPUT CLOCK DUTY CYCLE
(INPUTS TIED TO COMMON-MODE)
Figure 23.
Figure 24.
PERFORMANCE IN EXTERNAL REFERENCE MODE
Figure 25.
Copyright
2007–2012, Texas Instruments Incorporated
35
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