ATA5761 ATMEL Corporation, ATA5761 Datasheet - Page 30

• Manufacturer Part Number: ATA5761
• Description: UHF Ask/fsk Receiver
• Manufacturer: ATMEL Corporation

Figure 14-1. Application Circuit: f
Figure 14-2. Application Circuit: f
30
RF_IN
RF_IN
VS
GND
ATA5760/ATA5761
VS
GND
Toko LL1608-FS12NJ
C7
4.7u
10%
C7
4.7µ
10%
±0.1p
np0
C2
3.3p
12 nH, 5%
C17
±0.1p
1.5p
np0
1
4
2
3
IN
IN_GND
CASE_GND
CASE_GND
Toko LL1608-FS4N7S
RF
RF
C13
10n
10%
4.7nH, ±0.3nH
C13
10n
10%
C14
C14
EPCOS B3570
39n 5%
= 868.3 MHz without SAW Filter
C16
= 868.3 MHz with SAW Filter
39n 5%
np0
18p
5%
CASE_GND
CASE_GND
18p
5%
np0
OUT_GND
C16
10
4
2
7
10
OUT
1
3
5
6
8
9
4
2
7
1
3
5
6
8
9
Toko LL1608-FS4N7S
SENS
IC_ACTIVE
CDEM
AVCC
TEST1
AGND
n.c.
LNAREF
LNA_IN
LNAGND
±0.3nH
SENS
IC_ACTIVE
CDEM
AVCC
TEST1
AGND
NC
LNAREF
LNA_IN
LNAGND
4.7nH,
C17
5
6
7
8
±0.1p
ATA5760
ATA5760
5.6p
np0
56k to 150k
56k to 150k
R2
R2
POLLING/_ON
POLLING/_ON
DATA_CLK
DATA_CLK
TEST4
TEST3
TEST2
DGND
TEST4
DVCC
TEST3
TEST2
DGND
DVCC
DATA
XTAL
DATA
XTAL
n.c. 13
NC 13
20
19
18
17
16
15
14
12
11
20
19
18
17
16
15
14
12
11
6.77587 MHz for B
6.77617 MHz for B
6.77617 MHz for B
6.77587 MHz for B
Q1
Q1
10n
10%
C12
10n
10%
C12
C11
C11
IF
IF
IF
IF
= 600 kHz
= 300 kHz
>= 1.6k
12p
= 300 kHz
= 600 kHz
2%
12p
2%
1.6k
R3
R3
np0
np0
V
V
X
X
= 5 V to 20 V
= 5 V to 20 V
IC_ACTIVE
Sensitivity reduction
DATA
POLLING/_ON
DATA_CLK
IC_ACTIVE
Sensitivity reduction
POLLING/_ON
DATA
DATA_CLK
4896D–RKE–08/08