AS3977-BQFT austriamicrosystems, AS3977-BQFT Datasheet - Page 13

• Manufacturer Part Number: AS3977-BQFT
• Description: IC RF TRANSMITTER FSK 16-QFN
• Manufacturer: austriamicrosystems

Specifications of AS3977-BQFT

• Frequency: 300MHz ~ 928MHz
• Applications: ISM
• Modulation Or Protocol: FSK
• Data Rate - Maximum: 100 kbps
• Power - Output: 10dBm
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 2 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 16-VQFN Exposed Pad, 16-HVQFN, 16-SQFN, 16-DHVQFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Features: -
• Memory Size: -
• Current - Transmitting: -

AS3977
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
Table 11. Antenna Tuning Circuit
Table 12. Low Power Reset (Bit LT)
Table 13. Low Supply Voltage Detector (Bit LS)
Table 14. Temperature Sensor
Table 15. Voltage Regulator for Power Amplifier
Table 16. Current Consumption
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VREGRF
D_VREG
Symbol
Symbol
Symbol
ERR
I
Symbol
Symbol
Symbol
ERR
Temp_sen
C
I
OR
I
CR
I
V
V
CLKEN
PDWN
PLLEN
V
V
Atmax
RF
LPR
LPR
LS
LS
s
TS
TS
TSL
TS
Low Supply Release Threshold
Low Power Release Threshold
Maximum Antenna tuning
Output Voltage for supply
Temperature sensor
Clock Enable Mode
Absolute Error (limited
Power Down Mode
Low Supply Detection
Low Power Detection
PLL Enable Mode
temperature range)
Regulator Tolerance
Conversion Factor
Threshold Voltage
Threshold Voltage
Output Resolution
Conversion Rate
Absolute Error
Parameter
Power Amplifier
Parameter
Parameter
Parameter
Current
Parameter
Parameter
Capacitor
Voltage
Voltage
T
AMB
after startup time of 256 / f
C
Decreasing Supply Voltage
Decreasing Supply Voltage
load
Adjustable, nominal value
=-40..85ºC, Cload≤20pF,
Rising Supply Voltage
Rising Supply Voltage
V
V
V
T
V
V
T
ATCPH <3:0> = 1111
V
T
SUP
≤20pF, f
SUP
T
T
T
AMB
AMB
SUP
SUP
SUP
f
AMB
SUP
TS
f
AMB
AMB
AMB
Conditions
CLK
Revision 3.5
=3V @ 25ºC,
Conditions
Conditions
Conditions
=3V @ 25ºC
Conditions
Conditions
= f
=2.0…3.6V,
=-40…85ºC
=2.0…3.6V,
=2.0…3.6V,
=-40…85ºC
=2.0..3.6V,
=-40..85ºC
=20MHz
= -40…85ºC
= -20…65ºC
= -40…85ºC
CRYSTAL
CLK
=20MHz
/12
TS
-0.15
1.85
Min
Min
Min
Min
Min
Min
2.0
1.7
-5
1.95
2.05
2.17
0.19
1.51
Typ
Typ
Typ
1000
Typ
Typ
2.1
1.25
0.25
±2
10
Typ
100
5.6
1
f
TS
Max
2.05
Max
Max
Max
Max
5000
2.2
2.0
0.1
Max
1.25
+5
/1354 sample
250
1.6
Units
Units
Units
Units
Units
Units
ºC/bit
13 - 45
mA
mA
mA
s/s
pF
nA
ºC
ºC
bit
V
V
V
V
V