参数资料
型号: OP297GSZ-REEL7
厂商: Analog Devices Inc
文件页数: 14/16页
文件大小: 0K
描述: IC OPAMP GP 500KHZ DUAL 8SOIC
标准包装: 1,000
放大器类型: 通用
电路数: 2
转换速率: 0.15 V/µs
增益带宽积: 500kHz
电流 - 输入偏压: 50pA
电压 - 输入偏移: 80µV
电流 - 电源: 525µA
电压 - 电源,单路/双路(±): 4 V ~ 40 V,±2 V ~ 20 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SO
包装: 带卷 (TR)
OP297
Rev. G | Page 7 of 16
FREQUENCY (Hz)
1k
1
11
10
1
C
URRE
N
T
NO
IS
E
D
E
NS
IT
Y
(
fA
/√
Hz
)
100
1k
10
100
k
0
030
0-
0
17
V
O
L
T
AG
E
NO
IS
E
DE
NS
IT
Y
(
n
V
/√
Hz
)
CURRENT
NOISE
VOLTAGE
NOISE
TA = 25°C
VS = ±2V TO ±15V
Figure 17. Voltage Noise Density and Current Noise Density vs. Frequency
SOURCE RESISTANCE ()
10
0.01
10M
1
T
O
TA
L
N
O
IS
E
D
E
N
S
IT
Y
(
n
V
/√
Hz
)
1M
100k
10k
1k
100
0.1
10Hz
1kHz
TA = 25°C
VS = ±2V TO ±20V
003
00
-01
8
1kHz
10Hz
Figure 18. Total Noise Density vs. Source Resistance
LOAD RESISTANCE (k)
OP
E
N
-L
OOP
GA
IN
(
V
/m
V
)
10k
100
1
1k
4
3
2
510
20
VS = ±15V
VOUT = ±10V
TA = –55°C
TA = +25°C
TA = +125°C
8
7
6
59
0
03
00
-01
9
Figure 19. Open-Loop Gain vs. Load Resistance
OUTPUT VOLTAGE (V)
D
IF
F
ER
E
N
T
IA
L
I
N
PU
T
VO
L
T
A
G
E
(
10
V
/D
IV)
0
–15
RL = 10k
VS = ±15V
VCM = 0V
–10
–5
0
5
10
15
00
30
0-
02
0
TA = –55°C
TA = +25°C
TA = +125°C
Figure 20. Differential Input Voltage vs. Output Voltage
LOAD RESISTANCE ()
OU
T
P
U
T
S
W
IN
G
(
V
p-
p
)
0
5
10
15
20
25
30
35
10
100
1k
10k
TA = 25°C
VS = ±15V
AVCL = +1
1% THD
fOUT = 1kHz
00
30
0-
02
1
Figure 21. Output Swing vs. Load Resistance
FREQUENCY (Hz)
OU
T
P
U
T
S
W
IN
G
(
V
p-
p)
0
5
10
15
20
25
30
35
100
1k
10k
100k
TA = 25°C
VS = ±15V
AVCL = +1
1% THD
fOUT = 1kHz
RL = 10k
00
30
0-
02
2
Figure 22. Maximum Output Swing vs. Frequency
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