参数资料
型号: AD828ANZ
厂商: Analog Devices Inc
文件页数: 4/12页
文件大小: 0K
描述: IC VIDEO OPAMP DUAL LP 8-DIP
标准包装: 50
应用: 电压反馈
电路数: 2
-3db带宽: 130MHz
转换速率: 450 V/µs
电流 - 电源: 14mA
电流 - 输出 / 通道: 50mA
电压 - 电源,单路/双路(±): 5 V ~ 36 V,±2.5 V ~ 18 V
安装类型: 通孔
封装/外壳: 8-DIP(0.300",7.62mm)
供应商设备封装: 8-PDIP
包装: 管件
产品目录页面: 764 (CN2011-ZH PDF)
C00879–0–6/02(C)
PRINTED
IN
U.S.A.
–12–
AD828
REV. C
Revision History
Location
Page
6/02–Data Sheet changed from REV. B to REV. C.
Renumbered Figures and TPCs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Global
Changes to Figure 10 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
LOW DISTORTION LINE DRIVER
The AD828 can quickly be turned into a powerful, low distor-
tion line driver (see Figure 10). In this arrangement, the AD828
can comfortably drive a 75
back-terminated cable with a
5 MHz, 2 V p-p input, while achieving the harmonic distortion
performance outlined in the following table.
Configuration
2nd Harmonic
1. No Load
–78.5 dBm
2. 150
R
L Only
–63.8 dBm
3. 150
R
L 7.5
R
C
–70.4 dBm
In this application, one half of the AD828 operates at a gain of +2.1
and supplies the current to the load, while the other provides the
overall system gain of +2. This is important for two reasons: the
first is to keep the bandwidth of both amplifiers the same, and
the second is to preserve the AD828’s ability to operate from low
supply voltage. RC varies with the load and must be chosen to
satisfy the following equation:
RC = MRL
where M is defined by [(M + 1) GS = GD] and GD = Driver’s
Gain, GS = System Gain.
+VS
1.1k
RL
RC
7.5
75
0.1 F
1/2
AD828
1
8
1 F
1k
–VS
1k
VIN
1/2
AD828
6
5
7
1k
0.1 F
1 F
4
3
2
Figure 10. Low Distortion Amplifier
OUTLINE DIMENSIONS
8-Lead Plastic Dual-in-Line Package [PDIP]
(N-8)
Dimensions shown in inches and (millimeters)
SEATING
PLANE
0.0598 (1.52)
0.0150 (0.38)
0.2098
(5.33)
MAX
0.0220 (0.56)
0.0142 (0.36)
0.1598 (4.06)
0.1154 (2.93)
0.0697 (1.77)
0.0453 (1.15)
0.1299
(3.30)
MIN
8
1
4
5
PIN 1
0.2799 (7.11)
0.2402 (6.10)
0.1000 (2.54)
BSC
0.4299 (10.92)
0.3480 (8.84)
0.1949 (4.95)
0.1154 (2.93)
0.0150 (0.38)
0.0079 (0.20)
0.3248 (8.25)
0.3000 (7.62)
8-Lead Standard Small Outline Package [SOIC]
(R-8)
Dimensions shown in millimeters and (inches)
0.25 (0.0098)
0.19 (0.0075)
1.27 (0.0500)
0.41 (0.0160)
0.50 (0.0196)
0.25 (0.0099)
45
8
0
1.75 (0.0688)
1.35 (0.0532)
SEATING
PLANE
0.25 (0.0098)
0.10 (0.0040)
85
4
1
5.00 (0.1968)
4.80 (0.1890)
PIN 1
0.1574 (4.00)
0.1497 (3.80)
1.27 (0.0500)
BSC
6.20 (0.2440)
5.80 (0.2284)
0.51 (0.0201)
0.33 (0.0130)
COPLANARITY
CONTROLLING DIMENSIONS ARE IN MILLIMETERS; INCH DIMENSIONS
(IN PARENTHESES) ARE ROUNDED-OFF MILLIMETER EQUIVALENTS FOR
REFERENCE ONLY AND ARE NOT APPROPRIATE FOR USE IN DESIGN
COMPLIANT TO JEDEC STANDARDS MS-012 AA
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