ATA5744N-TKQY 19 Atmel, ATA5744N-TKQY 19 Datasheet - Page 5
![RF Receiver RF DATA CONTROL RECEIVER](/photos/30/99/309924/sso20_sml.jpg)
ATA5744N-TKQY 19
Manufacturer Part Number
ATA5744N-TKQY 19
Description
RF Receiver RF DATA CONTROL RECEIVER
Manufacturer
Atmel
Type
Receiverr
Datasheet
1.ATA5744N-TKQY.pdf
(20 pages)
Specifications of ATA5744N-TKQY 19
Package / Case
SSO-20
Operating Frequency
449 MHz
Operating Supply Voltage
4.5 V to 5.5 V
Maximum Operating Temperature
+ 105 C
Minimum Operating Temperature
- 40 C
Mounting Style
SMD/SMT
Noise Figure
7 dB
Operating Frequency (max)
450000kHz
Operating Temperature (min)
-40C
Operating Temperature (max)
105C
Operating Temperature Classification
Industrial
Product Depth (mm)
4.4mm
Operating Supply Voltage (min)
4.5V
Operating Supply Voltage (typ)
5V
Operating Supply Voltage (max)
5.5V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Table 3-1.
Figure 3-2.
4893A–RKE–11/05
Conditions
f
f
300 MHz < f
365 MHz < f
RF
RF
= 315 MHz, MODE = 0
= 433.92 MHz, MODE = 1
RF
f
RF
IN
= 433.92 MHz
RF
RF
8.2p
Calculation of LO and IF Frequency
Input Matching Network with SAW Filter
< 365 MHz, MODE = 0
< 450 MHz, MODE = 1
C2
22p
C3
TOKO LL2012
F33NJ
33n
L2
Figure 3-2
using a SAW.
input matching networks shown in
parameters given in the electrical characteristics.
L
25n
1
2
IN
IN_GND
8
9
C16
100p
CASE_GND
LNAGND
LNA_IN
shows a typical input matching network for f
ATA5744
3, 4 7, 8
B3555
27n
L3
Figure 3-3 on page 6
Local Oscillator Frequency
f
f
LO
LO
f
f
OUT_GND
LO
LO
TOKO LL2012
= 314 MHz
= 432.92 MHz
F27NJ
=
C17
8.2p
=
OUT
--------------------------- -
1
-------------------
1
+
+
f
RF
5
6
f
----------------- -
432.92
--------- -
314
RF
1
1
Figure 3-3 on page 6
RF
illustrates the input matching to 50 without a SAW. The
IN
f
RF
= 315 MHz
10p
C2
47p
C3
TOKO LL2012
F82NJ
82n
L2
Intermediate Frequency
f
f
L
25n
IF
IF
2
1
RF
= 1 MHz
= 1 MHz
f
are the reference networks for the
IF
IN
IN_GND
f
= 315 MHz and f
IF
=
=
----------------- -
432.92
8
9
C16
100p
--------- -
314
f
f
CASE_GND
LO
LO
ATA5744
LNAGND
LNA_IN
3, 4 7, 8
B3551
47n
L3
TOKO LL2012
OUT_GND
F47NJ
C17
22p
RF
OUT
ATA5744
= 433.92 MHz
5
6
5