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SL3522

更新时间: 2024-09-24 22:43:11
品牌 Logo 应用领域
MITEL 放大器
页数 文件大小 规格书
19页 834K
描述
500MHz 75dB Logarithmic/Limiting Amplifier

SL3522 数据手册

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SL3522  
500MHz 75dB Logarithmic/Limiting Amplifier  
Advance Information  
Supersedes edition in Professional Products IC Handbook May 1991  
DS3534 - 2.0 April 1994  
The SL3522 is a monolithic seven stage successive  
detection logarithmic amplifier integrated circuit for use in the  
100MHz to 500MHz frequency range. It features an on–chip  
video amplifier with provision for external adjustment of log  
Slope and offset. It also features a balanced RF output. The  
SL3522 operates from supplies of ±5V.  
RF I/P+  
RF I/P–  
N/C  
N/C  
1
2
28  
27  
26  
25  
24  
23  
22  
21  
20  
19  
18  
17  
16  
15  
V
V
3
EE  
EE  
GND  
GND  
4
V
V
5
EE  
EE  
GND  
GND  
6
V
V
7
EE  
EE  
FEATURES  
GND  
RF O/P GND  
RF O/P–  
8
VIDEO V  
EE  
9
75dB Dynamic Range  
GAIN ADJUST  
TRIM REF  
RF O/P+  
10  
11  
12  
13  
14  
Surface Mount SO Package  
Adjustable Log Slope and Offset  
0dBm RF Limiting Output  
60dBm Limiting Range  
RF O/P V  
EE  
EE  
OFFSET ADJ  
VIDEO GND  
VIDEO O/P V  
VIDEO O/P  
VIDEO V  
CC  
VIDEO O/P V  
CC  
2V Video Output Range  
Low Power (Typ. 1W)  
Temperature Range (TCASE): -55°C to +125°C  
MC28  
Fig.1 Pin connections - top view  
ORDERING INFORMATION  
APPLICATIONS  
SL3522 A MC (Miniature Ceramic package)  
SL3522 C MC (Miniature Ceramic package)  
SL3522 NA 1C (Probe-tested bare die)  
Ultra Wideband Log Receivers  
Channelised and Monpulse Radar  
Instrumentation  
(Also available: SL3522 AA MC screened to Mitel HI-REL  
level A. Contact Mitel Semiconductor sales outlet for a  
separate datasheet.)  
ABSOLUTE MAXIMUM RATINGS  
Supply Voltage  
±6.0V  
-65°C to +175°C  
+175°C  
ESD PROTECTION  
Storage temperature  
Junction temperature  
Thermal resistance  
Die-to-case  
Die-to-ambient  
Applied DC voltage to RF input  
Applied RF power to RF input  
To achieve the high frequency performance there are no  
ESDprotectionstructuresontheRFinputpins(27, 28). These  
pins are highly static sensitive, typically measured as 250V  
using MIL-STD-883 method 3015. Therefore, ESD handling  
precautions are essential to avoid degradation of  
performance or permanent damage to this device.  
15.5°C/W  
76.5°C/W  
±400mV  
+15dBm  
RF  
O/P+  
RF  
O/P–  
O/P  
V
CC  
RF  
I/P –  
27  
28  
9
10 14  
O/P  
GND  
RF  
I/P +  
16  
13  
12  
VIDEO  
OUT  
O/P  
V
EE  
VIDEO GAIN  
AND OFFSET  
ADJUST  
VIDEO  
V
CC  
15  
19  
18  
17  
GAIN  
ADJ  
OFFSET  
ADJ  
3, 5, 7, 20, 22, 24, 26 V  
4, 6, 8, 21, 23, 25 GND  
EE  
R
R
O
R
T
G
Fig.2 Functional block diagram  

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