AS3991-BQFT austriamicrosystems, AS3991-BQFT Datasheet - Page 9

• 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 - E l e c t r i c a l C h a r a c t e r i s t i c s
6 Electrical Characteristics
VEXT = 5.3V, typical values at 25ºC, unless otherwise noted.
Table 3. Electrical Characteristics
1. Internal PA is available on AS3991only.
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Logic Input/Output
I
VEXT
V
V
Symbol
R
P
P
V
VDD MIX1
VDD MIX2
P
V
1dB
R
V
V
I
I
V
V
V
T
RFOUT
CL SYS
RFAUX
VEXT
STBY
DD RF
PSSR
SENS
IP3
R
I
HIGH
AGD
POR
RFIN
REC
LOW
+I
VDD
PD
-
IO
CP
VEXT2
Supply Current for AS3991 and
Regulated supply for mixers, bit
Regulated supply for mixers, bit
Recovery time after modulation
Power on reset voltage (POR)
noise on the supply regulators
Supply current in power-down
circuitry and for external MCU
Regulated supply for internal
Regulated supply for internal
Input 1dB compression point
Output resistance IO0…IO7
Rejection of external supply
Output resistance CL SYS
Supply current without PA
Third order intercept point
Internal PA output power
Auxiliary output power
RFIN input resistance
Max. CLK frequency
Standby current
Input sensitivity
Input logic high
Input logic low
driver current
AGD voltage
internal PA
vext_low=H
vext_low=L
Parameter
mode
PA
1
1
external supply and the regulated
external supply and the regulated
external supply and the regulated
voltage is higher than 250mV
voltage is higher than 250mV
voltage is higher than 250mV
All system disabled including
low_io = H for VDD_IO<2.7V
low_io = H for VDD_IO<2.7V
The difference between the
The difference between the
The difference between the
supply voltage regulators
Revision 3.81
Maximum LF selected
V
V
EXT2
EXT
V
Conditions
EXT2
Consumption
Consumption,
-
-
-
-
-
-
-
-
-
-
-
-
-
-
= 2.5V
Min
1.5
1.4
3.2
1.9
4.5
3.5
0.8
Typ
310
100
400
200
1.6
2.0
3.4
4.8
3.7
-66
80
20
26
20
10
21
10
3
2
2
0
Max
800
100
1.7
2.5
3.6
2.1
5.1
3.9
0.2
10
1
V
V
Units
dBm
dBm
dBm
dBm
dBm
MHz
DD_IO
DD_IO
mA
mA
mA
9 - 51
µA
dB
µs
V
V
V
V
V
V
Ω
Ω
Ω