ATA5723-DK Atmel, ATA5723-DK Datasheet - Page 32

• Manufacturer Part Number: ATA5723-DK
• Description: BOARD RF RCVR ARRAKIS 315MHZ
• Manufacturer: Atmel
• Type: Receiver, ASK/FSKr

Specifications of ATA5723-DK

• Frequency: 315MHz
• For Use With/related Products: ATA5723
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

14. Data Interface
Figure 14-1. Application Circuit: f
32
ATA5723/ATA5724/ATA5728
RF_IN
GND
VS
C16
+
C7
4.7 µF
10%
C17
The data interface (see
be connected using the pull-up resistor R
The applicable pull-up resistor R
selected BR_range (see
Table 14-1.
Note:
Table 14-2.
RF Frequency
C
L1
C
C13
10 nF
10%
L
39 nF
C14
433.92
L
5%
(MHz)
868.3
315
RF
For 315 MHz application pin MODE must be connected to GND.
100pF
-
1nF
= 315 MHz
Applicable R
Input Matching to 50
10
1
2
3
4
5
6
7
8
9
SENS
IC_ACTIVE
CDEM
AVCC
TEST1
RSSI
AGND
LNAREF
LNA_IN
LNAGND
(1)
Not connected
Not connected
56 k to 150 k
Figure 13-2 on page
, 433.92 MHz or without SAW Filter
C16 (pF)
Table
ATA5723
ATA5724
ATA5728
pup
R2
1
POLLING/_ON
BR_range
14-1).
DATA_CLK
TEST3
TEST2
DGND
MODE
XTAL2
XTAL1
DVCC
B0
B1
B2
B3
B0
B1
B2
B3
DATA
pup
depends on the load capacity C
20
19
18
17
16
15
14
13
12
11
pup
LNA Matching
C17 (pF)
up to 20V and is short-circuit-protected.
30) is designed for automotive requirements. It can
3
3
3
crystal
F
C12
10 nF
10%
1.6 k
CL2
CL1
R3
V
X
= 5V to 20V
L1 (nH)
6.8
39
20
Applicable R
1.6 k to 470 k
1.6 k to 220 k
1.6 k to 120 k
1.6 k to 5.6 k
1.6 k to 47 k
1.6 k to 22 k
1.6 k to 12 k
1.6 k to 56 k
RSSI
IC_ACTIVE
Sensitivity reduction
DATA
POLLING/_ON
DATA_CLK
L
at pin DATA and the
Crystal Frequency
pup
f
XTAL
9106E–RKE–07/08
14.71875
13.52875
13.55234
(MHz)