18 FN7692.3 July 26, 2011 Characterization vs Simulation Results FIGURE 44. CHARACTERIZED INPUT NOISE VOLTAGE DENSITY vs FRE" />
參數(shù)資料
型號: ISL28433FBZ-T7
廠商: Intersil
文件頁數(shù): 10/25頁
文件大?。?/td> 0K
描述: IC OPAMP CHOPPR RR .4MHZ 14SOIC
標準包裝: 1,000
放大器類型: 斷路器(零漂移)
電路數(shù): 4
輸出類型: 滿擺幅
轉換速率: 0.2 V/µs
增益帶寬積: 400kHz
電流 - 輸入偏壓: 180pA
電壓 - 輸入偏移: 2µV
電流 - 電源: 18µA
電流 - 輸出 / 通道: 19mA
電壓 - 電源,單路/雙路(±): 1.8 V ~ 6 V,±0.825 V ~ 3 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 14-SOIC(0.154",3.90mm 寬)
供應商設備封裝: 14-SOIC
包裝: 帶卷 (TR)
ISL28233, ISL28433
18
FN7692.3
July 26, 2011
Characterization vs Simulation Results
FIGURE 44. CHARACTERIZED INPUT NOISE VOLTAGE DENSITY
vs FREQUENCY
FIGURE 45. SIMULATED INPUT NOISE VOLTAGE DENSITY vs
FREQUENCY
FIGURE 46. CHARACTERIZED FREQUENCY RESPONSE vs
CLOSED LOOP GAIN
FIGURE 47. SIMULATED FREQUENCY RESPONSE vs CLOSED
LOOP GAIN
FIGURE 48. CHARACTERIZED GAIN vs FREQUENCY vs CL
FIGURE 49. SIMULATED GAIN vs FREQUENCY vs CL
FREQUENCY (Hz)
10
100
1000
INP
U
T
NOI
SE
VO
LT
AGE
(nV/
√Hz
0.001
0.01
0.1
1
10
100
1k
10k
100k
V+ = 5V
AV = 1
FREQUENCY (Hz)
10
100
1000
INP
U
T
NOI
SE
VO
LT
AGE
(nV/
√Hz
0.1
1
10
100
1k
10k
100k
V+ = 5V
AV = 1
-10
0
10
20
30
40
50
60
70
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
GAI
N
(d
B)
AV = 1
AV = 10
AV = 100
AV = 1000
V+ = 5V
VOUT = 10mVP-P
CL = 3.7pF
RL = 100k
Rg = 10k, Rf = 100k
Rg = 100, Rf = 100k
Rg = 1k, Rf = 100k
Rg = OPEN, Rf = 0
10
100
1k
10k
100k
1M
10M
FREQUENCY (Hz)
AV = 1
AV = 10
AV = 100
AV = 1000
Rg = 1k, Rf = 100k
Rg = 100, Rf = 100k
Rg = 10M Rf = 1
Rg = 10k, Rf = 100k
-10
0
10
20
30
40
50
60
70
GA
IN
(
d
B)
FREQUENCY (Hz)
NORMALIZE
D
GA
IN
(dB
)
-10
-8
-6
-4
-2
0
2
4
6
8
10k
100k
1M
10M
1k
100
V+ = 5V
RL = 100k
AV = +1
VOUT = 10mVP-P
CL = 824pF
CL = 224pF
CL = 474pF
CL = 51pF
CL = 3.7pF
CL = 104pF
CL = 824pF
CL = 474pF
CL = 224pF
CL = 824pF
CL = 3.7pF
FREQUENCY (Hz)
-10
-8
-6
-4
-2
0
2
4
6
8
10k
100k
1M
10M
1k
100
CL = 224pF
NOR
M
ALIZED
GAIN
(dB)
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