AS3991-BQFT austriamicrosystems, AS3991-BQFT Datasheet - Page 24

• 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

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
Table 9. Protocol Sub-setting Registers
Table 10. Status Registers
Table 11. Test Registers
Table 12. FIFO Registers
Main Configuration Registers
Chip Status Control (00) – Controls of the operation mode
Table 13. Chip Status Control (00)
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Adr (hex)
Adr (hex)
Adr (hex)
Adr (hex)
Bit
B7
B6
B5
B4
B3
B2
17
18
19
0C
0D
0E
0F
10
11
12
1A
1B
1C
1D
1E
1F
Signal Name
PLL auxiliary (3 bytes deep)
DAC register
ADC register
IRQ and status
Interrupt mask register
AGC and internal status register
RSSI levels
AGL status register
Measurement selection
Test setting
dac_on
agc_on
RX length
RX length
FIFO status
TX length byte1
TX length byte2
FIFO I/O register
agl_on
direct
RFU
stby
1
Stand-by power mode
Direct data mode
AGL mode enable
AGC select
DA converter enable
Register
Function
Revision 3.81
Register
Register
Register
RFU
0: normal mode
1: stby power mode
External modulation control for transmission
and IQ or bit stream output for reception
0: DAC off
1: DAC on
reserved for future use (RFU)
0: AGL off
1: AGL on
0: AGC off
1: AGC on
R/W
R/W
R
R/W
R for RX
W for TX
R/W
R/W
R/W
R/W
R/W
R/W
R
R
R
R
R
Comments
Length
Length
Length
Length
3
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
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