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参数资料
| 型号： | LSP2961 |
| 厂商： | LSI CORP |
| 元件分类： | 模拟运算功能 |
| 英文描述： | LOG OR ANTILOG AMPLIFIER, 0.1 MHz BAND WIDTH, PDSO8 |
| 封装： | 3 X 3 MM, TSSOP-8 |
| 文件页数： | 3/6页 |
| 文件大小： | 145K |
| 代理商： | LSP2961 |
Agere Systems Inc.
3
Advance Data Sheet
September 2001
Precision Log Ratio Amplifier
LSP2961
Pin Information
2311(F)
Figure 3. External Connections
Table 1. LSP2961 Pin Description
Pin
Number
Pin Name
Function
Pin Total
Counts
Description
1
IN
Input
1
Input current.
2
GND
Ground
1
Analog ground.
3IREF_ADJ
Sets the Reference Current to
Other than 1 A
1
Used to set reference current with an
external resistor to GND or VCC.
4VEE
Power Supply
1
–5 V power supply.
5VCC
Power Supply
1
5 V power supply.
6
OUTPUT
Output Voltage
1
Output voltage.
7
SCALE FACTOR Sets the Scale Factor to Other
than 1 V/decade
1
Used to change the scale factor to
other than 1 V/decade (either less than
or greater than) with an external
resistor connecting to the OUTPUT pin
or GND.
8VOS_ADJ
Offset Voltage Adjustment
1
Used to null offset voltage by
connecting to the wiper of an external
potentiometer between VCC and VEE.
VOS_ADJ
SCALE
OUTPUT
VCC
IN
IREF_ADJ
VEE
GND
FACTOR
1
3
4
2
8
6
5
7
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