参数资料
型号: THS3125CD
厂商: TEXAS INSTRUMENTS INC
元件分类: 音频/视频放大
英文描述: 1 CHANNEL, VIDEO AMPLIFIER, PDSO14
封装: GREEN, PLASTIC, SOIC-14
文件页数: 22/23页
文件大小: 1335K
代理商: THS3125CD
THS3122
THS3125
SLOS382 SEPTEMBER 2001
8
www.ti.com
TYPICAL CHARACTERISTICS
Figure 19
0
10
20
30
40
50
60
70
80
0.1
1
10
100
1000
G = 2,
RF = 470 ,
RL = 50 ,
TA = 25°C
f Frequency MHz
CMRR
Common-Mode
Rejection
Ratio
dB
COMMON-MODE REJECTION RATIO
vs
FREQUENCY
VCC = ±15 V
VCC = ±5 V
Figure 20
80
70
60
50
40
30
20
10
0
0.1
1
10
100
1000
G = 2,
VCC = ±5 V, ±15 V
RF = 470 ,
RL = 50 ,
f Frequency MHz
Crosstalk
dBc
CROSSTALK
vs
FREQUENCY
Figure 21
0.01
0.1
1
10
100
0.1
1
10
100
1000
VCC = ±5 V, ±15 V
RF = 1 k,
f Frequency MHz
Output
Impedance
OUTPUT IMPEDANCE
vs
FREQUENCY
Z
O
Figure 22
0
200
400
600
800
1000
1200
1400
1600
1800
0
12345
67
89
G = 2,
RF = 470 ,
RL = 50 ,
TA = 25°C
VO Output Voltage Step V
SR
Slew
Rate
SLEW RATE
vs
OUTPUT VOLTAGE STEP
VCC = ±15 V
VCC = ±5 V
s
V/
10
Figure 23
7
6
5
4
3
2
1
0
40
15
10
35
60
85
TA Free-Air Temperature °C
Input
Offset
V
oltage
mV
INPUT OFFSET VOLTAGE
vs
FREE-AIR TEMPERATURE
V
IO
VCC = ±15 V,
VCM = 0 V,
RL = 100
Figure 24
2
1.5
1
0.5
0
0.5
1
1.5
2
15
10
5
0
5
10
15
VCM Common-Mode Input Voltage V
INPUT OFFSET VOLTAGE
vs
COMMON-MODE INPUT VOLTAGE
Input
Offset
V
oltage
mV
V
IO
VCC = ±15 V,
RL = 100 ,
TA = 25°C
2
0
2
4
6
8
10
12
40
15
10
35
60
85
TA Free-Air Temperature °C
Input
Bias
Current
INPUT BIAS CURRENT
vs
FREE-AIR TEMPERATURE
I IB
A
Figure 25
VCC = ±15 V, IIB+
VCC = ±15 V, IIB
VCC = ±5 V, IIB+
VCC = ±5 V, IIB
Figure 26
10
11
12
13
14
15
0
50 100 150 200 250 300 350 400 450
IL Load Current mA
Output
V
oltage
V
OUTPUT VOLTAGE
vs
LOAD CURRENT
V
O
VCC = ±15 V,
RF = 330 ,
TA = 25°C
Figure 27
0
2
4
6
8
10
12
40
15
10
35
60
85
Quiescent
Current
mA/
Per
Channel
QUIESCENT CURRENT
vs
FREE-AIR TEMPERATURE
I CC
TA Free-Air Temperature °C
VCC = ±15 V
VCC = ±5 V
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