T5744N-TGQ Atmel, T5744N-TGQ Datasheet - Page 14

• Manufacturer Part Number: T5744N-TGQ
• Description: IC RCVR PLL ASK 450MHZ 20-SOIC
• Manufacturer: Atmel

Specifications of T5744N-TGQ

• Frequency: 300MHz ~ 450MHz
• Sensitivity: -108dBm
• Modulation Or Protocol: ASK
• Applications: General Purpose Data Transmission Systems
• Current - Receiving: 30mA
• Data Interface: PCB, Surface Mount
• Antenna Connector: PCB, Surface Mount
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: -40°C ~ 105°C
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Features: -
• Memory Size: -
• Data Rate - Maximum: -
• Other names: T5744N-TGQTR

10. Electrical Characteristics (continued)
14
Parameters
1 dB compression point
(LNA, mixer, IF amplifier)
Maximum input level
Local Oscillator
Operating frequency range
VCO
Phase noise VCO/LO
Spurious of the VCO
VCO gain
Loop bandwidth of the PLL
Capacitive load at pin LF
XTO operating frequency
Series resonance resistor of
the crystal
Static capacitance of the
crystal
Analog Signal Processing
Input sensitivity
Sensitivity variation for the
full operating range
compared to
T
amb
= 25
°
T5744
C, V
S
= 5V
Test Conditions
Input matched according to
Figure 3-3 on page
RF
Input matched according to
Figure 3-3 on page
f
at 1 MHz
at 10 MHz
at ±f
For best LO noise
(design parameter)
R1 = 820
C9 = 4.7 nF
C10 = 1 nF
XTO crystal frequency,
appropriate load capacitance
must be connected to XTAL
f
f
f
4.906 MHz
Input matched according to
Figure 3-3
ASK (level of carrier)
BER 10
f
T = 25°C, V
BR_Range0 (1 kBd)
BR_Range1 (2 kBd)
BR_Range2 (4kBd)
BR_Range3 (8 kBd)
f
f
P
osc
XTAL
XTAL
XTO
in
in
IF
ASK
= 433.92 MHz/ 315 MHz
= 433.92 MHz/315 MHz
= 1 MHz
in
= 432.92 MHz
XTO
= 6.764 MHz
= 6.764375 MHz (EU)
= 4.90625 MHz (US)
= P
Ref_ASK
-3
(Manchester),
S
= 5V, f
+ P
6, referred to
6, BER 10
IF
Ref
= 1 MHz
-3
Symbol
P
P
C
L (fm)
B
Ref_ASK
IP
K
f
f
in_max
VCO
LF_tot
R
P
XTO
C
Loop
VCO
1db
S
Ref
o
6.764375
–30 ppm
–30 ppm
4.90625
–107
–105
–103
–101
Min.
+2.5
299
6.764375
4.90625
–113
–106
–110
–108
–104
Typ.
–40
–93
–55
190
100
6.764375
+30 ppm
+30 ppm
4.90625
Max.
–110
–112
–110
–108
–106
–1.5
–20
449
–90
–47
150
220
6.5
10
4521C–RKE–05/05
dBC/Hz
dBC/Hz
MHz/V
dBm
dBm
MHz
MHz
MHz
dBm
dBm
dBm
dBm
Unit
dBC
kHz
nF
pF
dB