EVB7122 Melexis Company, EVB7122 Datasheet - Page 20

• Manufacturer Part Number: EVB7122
• Description: Evaluation Board For Th7122 And Th71221
• Manufacturer: Melexis Company

4.3.1
39012 07122 02
Rev. 006
RS1...RS3
CERFIL
CRX0
Part
CTX0
CTX1
CTX2
CTX4
LRX2
XTAL
LTX0
LTX1
CPS
RPS
CB0
CB1
CB2
CB5
CB6
CB7
CF1
CF2
CX1
RB1
RL0
C0
C1
C2
C5
C6
R1
R2
RF
RP
L0
L1
Board Component Values for ASK (peak detector option)
3.45x3.1
HC49
Size
0603
0603
0603
0603
0603
1210
0603
0603
0603
0603
0603
0603
0603
0603
0805
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
0603
SMD
SMD
7x5
Value @
315 MHz
100 kΩ
680 kΩ
100 nF
330 pF
100 nF
100 pF
100 nF
100 pF
100 pF
3.3 KΩ
1.8 pF
3.9 pF
1.5 pF
1.5 nF
100 Ω
33 kΩ
390 Ω
18 kΩ
10 kΩ
47 nH
33 nH
82 nH
15 nH
33 nH
10 μF
10 nF
39 pF
18 pF
10 pF
10 pF
10 pF
12 pF
1 nF
±20ppm cal., ±20ppm temp.
434 MHz
Value @
100 nF
330 pF
100 nF
100 pF
100 nF
100 pF
100 pF
100 kΩ
680 kΩ
3.3 KΩ
2.2 pF
5.6 pF
1.0 pF
1.5 nF
6.8 pF
6.8 pF
4.7 pF
100 Ω
33 kΩ
390 Ω
33 kΩ
10 kΩ
27 nH
15 nH
56 nH
15 nH
33 nH
10 μF
10 nF
39 pF
18 pF
10 pF
SFECF10M7HA00
1 nF
B
8.0000 MHz
3dB
Page 20 of 24
= 180 kHz
915 MHz
Value @
100 kΩ
680 kΩ
100 nF
330 pF
100 nF
100 pF
100 nF
100 pF
3.3 KΩ
3.9 nH
4.7 nH
3.9 nH
1.8 pF
1.5 pF
1.5 nF
4.7 pF
3.9 pF
1.8 pF
100 Ω
33 kΩ
390 Ω
43 kΩ
10 kΩ
15 nH
10 nH
10 μF
10 nF
39 pF
18 pF
10 pF
10 pF
1 pF
1 nF
Evaluation Board Description
±10%
±10%
±20%
±10%
±10%
±10%
±10%
±10%
±10%
±10%
Tol.
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
±5%
27 to 930MHz Transceiver
VCO tank capacitor
LNA output tank capacitor
MIX input matching capacitor
RSSI output low pass capacitor
PKDET capacitor
de-coupling capacitor
de-coupling capacitor
de-coupling capacitor
de-coupling capacitor
de-coupling capacitor
de-coupling capacitor
loop filter capacitor
loop filter capacitor
power-select capacitor,
depending on data rate
RO capacitor
RX coupling capacitor
TX coupling capacitor
TX impedance matching capacitor
TX impedance matching capacitor
TX impedance matching capacitor
PKDET resistor
PKDET resistor
protection resistor
loop filter resistor
CERDIS loading resistor
CERFIL loading, optionally
power-select resistor
protection resistor
VCO tank inductor
from Würth-Elektronik (WE-KI series)
or equivalent part
LNA output tank inductor
from Würth-Elektronik (WE-KI series)
or equivalent part
impedance matching inductor
from Würth-Elektronik (WE-KI series)
or equivalent part
fundamental-mode crystal from:
Telcona/Hong Kong X’tals
C5L8000000D10F3EHK01
ceramic filter from Murata,
or equivalent part
EVB7122
Description
EVB Description
June/08