T5743P3 ATMEL [ATMEL Corporation], T5743P3 Datasheet - Page 35

• Manufacturer Part Number: T5743P3
• Description: UHF ASK/FSK Receiver
• Manufacturer: ATMEL [ATMEL Corporation]

Electrical Characteristics (Continued)
All parameters refer to GND, T
(For typical values: V
4569A–RKE–12/02
Parameters
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 at Pin XTO to
GND
Analog Signal Processing
Input sensitivity ASK
300 kHz IF-filter
S
= 5 V, T
amb
amb
= -40 ° C to +105 ° C, V
= 25 ° C)
Test Conditions
BER £ 10
FSK mode
ASK mode
f
at 1 MHz
at 10 MHz
at ± f
For best LO noise (design
parameter)
R1 = 820 W
C9 = 4.7 nF
C10 = 1 nF
The capacitive load at Pin LF is
limited if bit check is used. The
limitation therefore also applies to
self polling.
XTO crystal frequency, appropriate
load capacitance must be connected
to XTAL
f
f
f
f
Input matched according to
Figure 6
ASK (level of carrier)
BER £ 10
f
V
BR_Range0
BR_Range1
BR_Range2
BR_Range3
osc
XTAL
XTAL
XTO
XTO
in
S
= 433.92 MHz/315 MHz
= 5 V, T
= 432.92 MHz
= 6.764 MHz,
= 4.906 MHz
= 6.764375 MHz (EU)
= 4.90625 MHz (US)
XTO
-3
-3
amb
,
, BW = 300 kHz
= 25 ° C, f
S
= 4.5 V to 5.5 V, f
IF
= 1 MHz
0
= 433.92 MHz and f
Symbol
P
P
C
L (fm)
K
B
Ref_ASK
f
f
in_max
LF_tot
VCO
XTO
R
C
VCO
Loop
S
0
-30 ppm
0
Min.
-109
-107
-106
-104
299
= 315 MHz, unless otherwise specified.
Typ.
-113
f
-111
-109
-108
-106
190
100
-93
-55
XTAL
+30 ppm
Max.
-110
-113
-111
-110
-108
449
150
220
-22
-20
-90
-47
6.5
10
T5743
dBC/Hz
dBC/Hz
MHz/V
dBm
dBm
MHz
MHz
dBm
dBm
dBm
dBm
Unit
dBC
kHz
nF
pF
W
W
35