TA = 25°C, unless otherwise noted. FREQUENCY" />
參數(shù)資料
型號: AD8639WARZ
廠商: Analog Devices Inc
文件頁數(shù): 19/20頁
文件大?。?/td> 0K
描述: IC OPAMP CHOPPER R-R DUAL 8SOIC
標(biāo)準(zhǔn)包裝: 98
放大器類型: 自動調(diào)零
電路數(shù): 2
輸出類型: 滿擺幅
轉(zhuǎn)換速率: 2 V/µs
增益帶寬積: 1.5MHz
電流 - 輸入偏壓: 1pA
電壓 - 輸入偏移: 3µV
電流 - 電源: 1.25mA
電流 - 輸出 / 通道: 37mA
電壓 - 電源,單路/雙路(±): 5 V ~ 16 V,±2.5 V ~ 8 V
工作溫度: -40°C ~ 125°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-SO
包裝: 管件
AD8638/AD8639
Rev. F | Page 8 of 20
TA = 25°C, unless otherwise noted.
FREQUENCY (Hz)
GA
IN
(
d
B
)
120
100
80
60
40
20
0
–120
–100
–80
–60
–40
–20
P
HAS
E
(
D
eg
re
e
s
)
120
100
80
60
40
20
0
–120
–100
–80
–60
–40
–20
1k
10k
100k
1M
10M
06
89
5-
0
1
6
VSY = ±2.5V
RL = 2k
PHASE
GAIN
CL = 200pF
CL = 20pF
Figure 17. Open-Loop Gain and Phase vs. Frequency
FREQUENCY (Hz)
C
L
O
S
E
D
-L
OO
P
GA
IN
(d
B
)
60
–40
1k
10M
0
68
95
-01
8
10k
100k
1M
40
20
0
–20
VSY = ±2.5V
RL = 2k
CL = 20pF
AV = +1
AV = +10
AV = +100
Figure 18. Closed-Loop Gain vs. Frequency
FREQUENCY (Hz)
Z
OU
T
(
)
1k
10
100
1
0.1
100
1k
10M
068
95
-10
0
10k
100k
1M
VSY = ±2.5V
AV = –100
AV = –10
AV = +1
Figure 19. Output Impedance vs. Frequency
FREQUENCY (Hz)
1k
10k
100k
1M
10M
06
89
5-
0
1
7
VSY = ±8V
RL = 2k
PHASE
GAIN
CL = 200pF
CL = 20pF
GA
IN
(
d
B
)
120
100
80
60
40
20
00
–120
–100
–80
–60
–40
–20
P
HAS
E
(
D
eg
re
e
s
)
120
100
80
60
40
20
–120
–100
–80
–60
–40
–20
Figure 20. Open-Loop Gain and Phase vs. Frequency
FREQUENCY (Hz)
C
L
OS
E
D
-L
OO
P
GA
IN
(
d
B
)
60
–40
1k
10M
06
89
5-
0
19
10k
100k
1M
40
20
0
–20
VSY = ±8V
RL = 2k
CL = 20pF
AV = +1
AV = +10
AV = +100
Figure 21. Closed-Loop Gain vs. Frequency
FREQUENCY (Hz)
Z
OU
T
(
)
10
100
1
1k
0.1
100
10M
1M
100k
10k
1k
06
89
5-
1
19
VSY = ±8V
AV = –100
AV = –10
AV = +1
Figure 22. Output Impedance vs. Frequency
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