參數(shù)資料
型號: AD605BRZ
廠商: ANALOG DEVICES INC
元件分類: 模擬信號調(diào)理
英文描述: Dual, Low Noise, Single-Supply Variable Gain Amplifier
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO16
封裝: LEAD FREE, MS-012-AC, SOIC-16
文件頁數(shù): 7/20頁
文件大?。?/td> 278K
代理商: AD605BRZ
AD605
TYPICAL PERFORMANCE CHARACTERISTICS (PER CHANNEL)
V
REF
= 2.5 V (20 dB/V scaling), f = 1 MHz, R
L
= 500 Ω, C
L
= 5 pF, T
A
= 25°C, V
SS
= 5 V.
Rev. D | Page 7 of 20
40
–20
30
20
10
0
–10
0
VGN (V)
G
0.1
0.5
0.9
1.3
1.7
2.1
2.5
2.9
–40°C, +25°C, +85°C
Figure 3. Gain vs. VGN
VGN (V)
G
50
–20
40
20
10
0
–10
30
FBK (OPEN)
FBK (SHORT)
0
0.1
0.5
0.9
1.3
1.7
2.1
2.5
2.9
Figure 4. Gain vs. VGN for Different Gain Ranges
30dB/V
(V
REF
= 1.67V)
20dB/V
(V
REF
= 2.50V)
ACTUAL
ACTUAL
40
–20
30
20
10
0
–10
0
VGN (V)
G
0.1
0.5
0.9
1.3
1.7
2.1
2.5
2.9
Figure 5. Gain vs. VGN for Different Gain Scalings
G
40.0
37.5
20.0
30.0
27.5
25.0
22.5
35.0
32.5
THEORETICAL
ACTUAL
V
REF
(V)
1.25
1.50
1.75
2.00
2.25
2.50
0
Figure 6. Gain Scaling vs. V
REF
G
3.0
2.5
–3.0
0.2
0.7
1.2
1.7
2.2
2.7
–1.0
–1.5
–2.0
–2.5
2.0
1.0
1.5
–0.5
0.5
0
VGN (V)
+25°C
+85°C
–40°C
0
Figure 7. Gain Error vs. VGN at Three Temperatures
VGN (V)
G
2.0
1.5
–2.0
0.2
0.7
1.2
1.7
2.2
2.7
0
–0.5
–1.0
–1.5
1.0
0.5
f = 5MHz
f = 10MHz
0
f = 1MHz
Figure 8. Gain Error vs. VGN at Three Frequencies
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