9 FN7877.2 April 19, 2012 FIGURE 12. FREQUENCY SPECTRUM (8192 POINT FFT; fIN
參數(shù)資料
型號(hào): ISL267817IBZ-T7A
廠商: Intersil
文件頁(yè)數(shù): 18/18頁(yè)
文件大?。?/td> 0K
描述: IC ADC 12BIT SRL/SPI 200K 8SOIC
標(biāo)準(zhǔn)包裝: 1
位數(shù): 12
采樣率(每秒): 200k
數(shù)據(jù)接口: 串行,SPI?
轉(zhuǎn)換器數(shù)目: 1
功率耗散(最大): 2.15mW
電壓電源: 單電源
工作溫度: -40°C ~ 85°C
安裝類(lèi)型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOIC
包裝: 標(biāo)準(zhǔn)包裝
輸入數(shù)目和類(lèi)型: 1 個(gè)差分,雙極
其它名稱(chēng): ISL267817IBZ-T7ADKR
ISL267817
9
FN7877.2
April 19, 2012
FIGURE 12. FREQUENCY SPECTRUM (8192 POINT FFT;
fIN = 9.9kHz, –0.5dB
FIGURE 13. SIGNAL-TO-NOISE RATIO AND SIGNAL-TO-
(NOISE+DISTORTION) vs INPUT FREQUENCY
FIGURE 14. SPURIOUS FREE DYNAMIC RANGE AND TOTAL
HARMONIC DISTORTION vs INPUT FREQUENCY
FIGURE 15. SIGNAL-TO-(NOISE+DISTORTION) vs INPUT LEVEL
FIGURE 16. CHANGE IN INTEGRAL LINEARITY and DIFFERENTIAL
LINEARITY vs SAMPLE RATE
FIGURE 17. INTEGRAL LINEARITY ERROR vs CODE
Typical Performance Characteristics T
A = +25°C, VCC = 5V, VREF = 2.5V, fSAMPLE = 200kHz,
fCLK =16*fSAMPLE, unless otherwise specified. (Continued)
-120
-100
-80
-60
-40
-20
0
025
50
75
100
FREQUENCY (kHz)
AMPLITUD
E
(
d
BFS)
67
68
69
70
71
72
73
1
10
100
INPUT FREQUENCY (kHz)
SNR
&
SINAD
(dB)
SINAD
SNR
-95
-90
-85
-80
-75
-70
-65
65
70
75
80
85
90
95
110
100
INPUT FREQUENCY (kHz)
S
F
DR
(dB)
T
HD
(dB)
THD
SFDR
0
10
20
30
40
50
60
70
80
-60
-50
-40
-30
-20
-10
0
INPUT LEVEL (dB)
S
INAD
(dB
)
-0.5
0.0
0.5
1.0
1.5
0
80
160
240
320
400
SAMPLE RATE (kHz)
D
E
LT
A
FRO
M
f
SAMPLE
=
2
00kHz
(LSB)
CHANGE IN INTEGRAL
LINEARITY (LSB)
CHANGE IN DIFFERENTIAL
LINEARITY (LSB)
-1.00
-0.75
-0.50
-0.25
0.00
0.25
0.50
0.75
1.00
0
512
1024 1536 2048 2560 3072 3584 4096
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