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RFSA2624 데이터시트(PDF) 6 Page - RF Micro Devices

부품명 RFSA2624
상세설명  SERIAL CONTROLLED DIGITAL STEP ATTENUATOR
PDF  9 Pages
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제조업체  RFMD [RF Micro Devices]
홈페이지  http://www.rfmd.com
Logo RFMD - RF Micro Devices

RFSA2624 데이터시트(HTML) 6 Page - RF Micro Devices

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RFSA2624
DS110408
7628 Thorndike Road, Greensboro, NC 27409-9421 · For sales or technical
support, contact RFMD at (+1) 336-678-5570 or sales-support@rfmd.com.
Pin Names and Description
Pin
Function
Description
1GND
DC and RF Ground.
2VDD
Power supply.
3GND
DC and RF Ground.
4RF1
RF port. External DC block required.
5GND
DC and RF Ground.
6ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
7ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
8ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
9ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
10
ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
11
ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
12
GND
DC and RF Ground.
13
ACG
AC ground for operation below 500MHz; leave unconnected above 500MHz.
14
GND
DC and RF Ground.
15
RF2
RF port. External DC block required.
16
GND
DC and RF Ground.
17
GND
DC and RF Ground.
18
GND
DC and RF Ground.
19
NC
No internal connection. EVB can be ground or no connect.
20
PUP
Power-up Programming pin. Low=max attenuation (31.5dB) at power-up, High=min attenuation (0dB) at power-up.
21
CLK
Serial Clock.
22
LE
Latch Enable.
23
NC
No internal connection. EVB can be ground or no connect.
24
DATA
Serial Data.
EPAD
GND
DC and RF ground. Must be soldered to EVB ground plane over a bed of vias for thermal and RF performance.
Power-up Programming Truth Table
PUP
Attenuator Setting
Low
Attenuation at max, 31.5dB
High
Attenuation at min, 0dB



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