RFSA3623 Datasheet, PDF (14/16 Pages) RF Micro Devices – 5MHz to 6000MHz, Digital Step Attenuator

RFSA3623
Serial Addressable Mode Address Word Truth Table
Address Word
A7
A6
A5
A4
A3
A2
(MSB)
A1
A0
X
X
X
X
X
L
L
L
X
X
X
X
X
L
L
H
X
X
X
X
X
L
H
L
X
X
X
X
X
L
H
H
X
X
X
X
X
H
L
L
X
X
X
X
X
H
L
H
X
X
X
X
X
H
H
L
X
X
X
X
X
H
H
H
Serial Addressable Mode Timing Diagram
Address Setting
000
001
010
011
100
101
110
111
A[2:0] X VALID
X
A[2:0] External Address Setting
LE
CLK
SI X D0 D1 D2 D3 D4 D5 D6 D7 A0 A1 A2 A3 A4 A5 A6 A7 X
Note: Bits D6-D7, A3-A7 are not used and can be set to logic high or low
RF Micro Devices Inc. 7628 Thorndike Road, Greensboro, NC 27409-9421
DS150128
For sales or technical support, contact RFMD at +1.336.678.5570 or [e-mail].
The information in this publication is believed to be accurate. However, no responsibility is assumed by RF Micro Devices, Inc. ("RFMD") for its use, nor for any infringement of patents or other rights of
third parties resulting from its use. No license is granted by implication or otherwise under any patent or patent rights of RFMD. RFMD reserves the right to change component circuitry, recommended
application circuitry and specifications at any time without prior notice.
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