參數(shù)資料
型號(hào): AD8421BRZ-R7
廠商: Analog Devices Inc
文件頁(yè)數(shù): 8/28頁(yè)
文件大?。?/td> 0K
描述: IC OPAMP INST 10MHZ LP LN 8MSOP
標(biāo)準(zhǔn)包裝: 1,000
放大器類型: 儀表
電路數(shù): 1
轉(zhuǎn)換速率: 35 V/µs
-3db帶寬: 10MHz
電流 - 輸入偏壓: 100pA
電壓 - 輸入偏移: 25µV
電流 - 電源: 2mA
電流 - 輸出 / 通道: 65mA
電壓 - 電源,單路/雙路(±): 5 V ~ 36 V,±2.5 V ~ 18 V
工作溫度: -40°C ~ 85°C
安裝類型: 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-SOICN
包裝: 帶卷 (TR)
AD8421
Data Sheet
Rev. 0 | Page 16 of 28
100
80
60
–100
–80
–60
–40
–20
0
20
40
–5
–4
–3
–2
–1
01234
5
N
O
NL
INE
A
RI
T
Y
(
p
m
)
OUTPUT VOLTAGE (V)
GAIN = 1000
RL = 600
10123-
073
Figure 40. Gain Nonlinearity (G = 1000), RL = 600 Ω, VOUT = ±5 V
VO
LT
AG
E
NO
IS
E
SPECT
R
A
L
D
E
N
S
IT
Y
(n
V
/√
Hz)
1
100
10
1k
1
10
100
1k
10k
100k
FREQUENCY (Hz)
GAIN = 1
GAIN = 10
GAIN = 100
GAIN = 1000
1012
3-
037
Figure 41. RTI Voltage Noise Spectral Density vs. Frequency
1s/DIV
G = 1000, 40nV/DIV
G = 1, 1V/DIV
101
23-
038
Figure 42. 0.1 Hz to 10 Hz RTI Voltage Noise (G = 1, G = 1000)
10k
1k
100
10
0.1
1
10
100
1k
10k
100k
CU
RR
E
NT
NO
IS
E
(
fA
/√
Hz
)
FREQUENCY (Hz)
10
123
-039
Figure 43. Current Noise Spectral Density vs. Frequency
1s/DIV
5pA/DIV
101
23-
040
Figure 44. 0.1 Hz to 10 Hz Current Noise
30
25
0
5
10
15
20
10
100
1k
10k
100k
1M
10M
OU
TP
U
T
V
O
LT
A
G
E
(
V
p-
p)
FREQUENCY (Hz)
10
12
3-
0
45
Figure 45. Large Signal Frequency Response
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