AS3977BQFU austriamicrosystems, AS3977BQFU Datasheet - Page 13

• Manufacturer Part Number: AS3977BQFU
• Description: Ultra-High Frequency FSK Transmitter IC
• Manufacturer: austriamicrosystems

Specifications of AS3977BQFU

• Modulation Type: FSK
• Supply Voltage Range: 2V To 3.6V
• Module Interface: Serial
• Supply Current: 17mA
• Ic Function: Multi-Channel Narrowband FSK Transmitter
• Termination Type: SMD
• No. Of Pins: 16
• Rohs Compliant: Yes
• Operating Temperature Range: -40°C To +85°C
• Filter Terminals: SMD
• Digital Ic Case Style: QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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 14. Temperature Sensor
Table 15. Voltage Regulator for Power Amplifier
Table 16. Current Consumption
www.austriamicrosystems.com/AS3977
ITX8dBm
ITX8dBm
D_VREGR
I
VREGRF
Symbol
ERR
Temp_sens
ERR
Symbol
Symbol
OR
CR
I
I
I
CLKEN
PLLEN
PDWN
F
5
3
TS
TS
TSL
TS
31
43
315 MHz band @ 50Ω including
433 MHz band @ 50Ω including
Transmit Mode @ 8dBm output
Absolute Error (limited temperature
Transmit Mode @ 8dBm output
matching network, strong AB
matching network, strong AB
Temperature sensor Current
Output Voltage for supply Power
Clock Enable Mode
Power Down Mode
PLL Enable Mode
Conversion Factor
Regulator Tolerance
Output Resolution
Conversion Rate
Parameter
Absolute Error
operation
operation
Parameter
power,
power,
Parameter
Amplifier
range)
V
V
V
V
V
V
V
T
V
T
T
T
SUP
SUP
SUP
SUP
AMB
AMB
SUP
AMB
SUP
AMB
SUP
SUP
T
AMB
=3V @ 25ºC
=3V @ 25ºC
=3V @ 25ºC
=3V @ 25ºC
=2.0…3.6V,
=2.2…3.6V,
C
=2.0…3.6V,
=-40…85ºC
=2.2…3.6V,
=-40…85ºC
=-40…85ºC
=-40…85ºC
after startup time of 256 / f
load
Adjustable, nominal value
V
V
=-40..85ºC, Cload≤20pF,
V
T
V
V
T
V
T
SUP
≤20pF, f
SUP
AMB
AMB
SUP
SUP
SUP
T
T
T
AMB
SUP
f
f
AMB
AMB
AMB
Conditions
CLK
TS
Conditions
=3V @ 25ºC,
=3V @ 25ºC
Revision 3.6
=-40…85ºC
=-40…85ºC
= f
Conditions
=2.0…3.6V,
=2.0…3.6V,
=2.0…3.6V,
=2.0..3.6V,
=-40..85ºC
=20MHz
= -40…85ºC
= -20…65ºC
= -40…85ºC
CRYSTAL
CLK
=20MHz
with the use of the
with the use of the
without the use of
without the use of
internal regulator
internal regulator
/12
the internal
the internal
regulator
regulator
TS
1
-0.15
Min
Min
Min
1.7
-5
0.19
Typ
Typ
1000
±2
1.25
0.25
13.5
15.5
14.0
16.0
12.5
14.5
13.0
10
Typ
100
5.6
15
1
f
TS
Max
Max
5000
2.0
0.1
Max
1.25
16.5
17.0
19.5
15.5
16.0
18.5
+5
/1354
250
1.6
19
18
samples/
Units
Units
Units
ºC/bit
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
mA
nA
13 - 47
ºC
ºC
bit
V
V
s