ATA5746 ATMEL Corporation, ATA5746 Datasheet - Page 32

• Manufacturer Part Number: ATA5746
• Description: (ATA5745 / ATA5746) UHF ASK/FSK Receiver
• Manufacturer: ATMEL Corporation

13. Electrical Characteristics: General (Continued)
All parameters refer to GND and are valid for T
Typical values are given at V
consumption, timing, and digital pin properties can be found in the specific sections of the “Electrical Characteristics”.
32
*) Type means: A = 100% tested, B = 100% correlation tested, C = Characterized on samples, D = Design parameter
Note:
3.11 Intermediate frequency
3.12 System bandwidth
3.13
3.14
3.15 LNA input impedance
3.16
3.17 LO spurs at LNA_IN
3.18 Image rejection
3.19
No. Parameters
System out-band
3rd-order input intercept
point
System outband input
1-dB compression point
Maximum peak RF input
level, ASK and FSK
Useful signal to interferer
ratio
1. Pin numbers in parenthesis were measured with RF_IN matched to 50Ω according to
ATA5745/ATA5746 [Preliminary]
values as in
Table 2-2 on page 6
VS3V_AVCC
Test Conditions
f
f
3 dB bandwidth
This value is for
information only!
Note that for crystal and
system frequency offset
calculations, ∆f
must be used.
∆f
∆f
f
f
∆f
f
f
f
f
BER < 10
FSK: f
f < 1 GHz
f >1 GHz
f
2 × f
4 × f
f
2 × f
4 × f
With the complete image
band
f
f
Peak level of useful signal
to peak level of interferer
for BER < 10
modulation scheme of
interferer
FSK BR_Ranges 0, 1, 2
FSK BR_Range_3
ASK (P
RF
RF
RF
RF
RF
RF
RF
RF
LO
LO
RF
RF
meas1
meas2
meas1
= 433.92 MHz
= 315 MHz
= 315 MHz
= 433.92 MHz
= 315 MHz
= 433.92 MHz
= 315 MHz
= 433.92 MHz
= 315.44 MHz
= 434.36 MHz
= 315 MHz
= 433.92 MHz
= V
LO
LO
LO
LO
DEV
= 3.6 MHz
= 1 MHz
= 1.8 MHz
VS5V
RF
–
= ±38 kHz
< P
3
, ASK: 100%
amb
= 3V, T
(RF
–
RFIN_High
3
OFFSET
with any
= –40°C to +105°C, V
IN
).
amb
)
= 25°C, and f
Pin
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
(14)
14
14
(1)
RF
VS3V_AVCC
SNR
= 315 MHz unless otherwise specified. Details about current
SNR
Symbol
SNR
I1dBCP
I1dBCP
P
P
Z
Z
SBW
IIP3
IIP3
in_LNA
in_LNA
IN_max
IN_max
f
f
IF
IF
FSK0-2
FSK3
ASK
= V
VS5V
Min.
24
24
= 2.7V to 3.3V, and V
(72.4 – j298)
(55 – j216)
Figure 2-1 on page 6
Typ.
440
440
435
–24
–23
–31
–30
–90
–94
–68
–92
–88
–58
+5
+5
30
30
10
2
4
VS5V
Max.
–36
–35
–10
–10
–57
–47
14
3
6
= 4.5V to 5.5V.
with component
4596A–RKE–05/06
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
dBm
Unit
kHz
kHz
kHz
dB
dB
dB
dB
dB
Ω
Ω
Type*
C
C
C
C
C
C
C
C
C
C
C
C
A
A
A
A
A
B
B
B