AS3991-BQFT austriamicrosystems, AS3991-BQFT Datasheet - Page 44
AS3991-BQFT
Manufacturer Part Number
AS3991-BQFT
Description
IC UHF RFID READER 64-QFN
Manufacturer
austriamicrosystems
Specifications of AS3991-BQFT
Rf Type
Read / Write
Frequency
840MHz ~ 960MHz
Features
ISO-18000-6
Package / Case
64-VFQFN, Exposed Pad
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
AS3991-BQFT
AS3991-BQFTTR
AS3991-BQFTTR
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AS3990/AS3991
Data Sheet - A p p l i c a t i o n I n f o r m a t i o n
Figure 6. Parallel Interface Communication with Single Stop Condition “StopSgl”
Figure 7. Parallel Interface Communication with Continuous Stop Condition “StopCont”
Figure 8. Data Output Only when CLK is High
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Output Data
internal OE
IO[6:0]
CLK
IO7
IO[6:0]
CLK
IO7
IO[6:0]
CLK
IO7
Start
condition
Start
condition
Start
condition
a0[6:0]
a0[6:0] d0[6:0] d1[6:0] d2[6:0] d3[6:0]
a0[7]
a0[7]
a1[6:0] d1[6:0] a2[6:0] d2[6:0]
a1[7]
d0[7]
d0[6:0]
d0[7]
d1[7]
d1[7]
a2[7]
d1[6:0]
d1[7]
Revision 3.81
d2[7]
valid Output data
d2[7]
d3[7]
d2[6:0]
d2[7]
d3[6:0]
d3[7]
aN[6:0] dN[6:0]
aN[7]
dN[6:0]
dN[7]
dN[7]
dN[6:0]
xx
Stop Cont
StopSgl
continuous mode
dN[7]
Stop Cont
continuous mode
xx
44 - 51
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