rfw102 ETC-unknow, rfw102 Datasheet - Page 17

• Manufacturer Part Number: rfw102
• Description: Rfw102 Transceiver Chipset Shortrang
• Manufacturer: ETC-unknow

Datasheet
October 2002
Rev. 1.03
Pin Out
RFW24 Silicon Chip (24 pin)
Pin #
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
Puddle
(1)
(2)
should be used between those pins and the RFW488C correlator chip pins, depending on the characteristic
impedance of each of those pins. See an implementation in the “Reference Design” section.
(3)
RFW488C Correlator Chip (10 pin)
Pin #
1
2
3
4
5
6
7
8
9
10
© 2002, RFWaves LTD.
A = Analog; D = Digital.
ESD protected pin.
The characteristic impedance for those pins is approximately 200Ω. An impedance matching network
GND
NIF
GND
D
ND
GND
IF
GND
NG
G
Symbol
VccRF
GND
NRF
RF
GND
VccRF
ACT
LC
NLC
VccPD
SAWD
GND
VccGD
GND
SAWIF
Tx/Rx
CAP
VccGD
DataIO
SAWG
GND
OSCO
OSCI
VccLO
GND
Symbol
(3)
(3)
(2)
(2)
(2)
(3)
Description
Ground
Ground
Ground
Output to the peak detector (SAWD). Characteristic impedance of pin: (
@ 488MHz
Ground
Ground
Output/Input to/from the IF (SAWIF) to the SAW. Characteristic impedance of pin:
(
Ground
Ground
Input of the transmitted pulse (SAWG) to the SAW. Characteristic impedance of
pin: (
Type
Vcc
A
A
Vcc
D I
A
A
Vcc
A
Vcc
A
D I
A
Vcc
D IO
A
A
A
Vcc
3-13j)
3-13j)
(1)
Ω @ 488MHz
Ω @ 488MHz
Description
Supplies voltage to the RF element
Ground
Connected to antenna
Connected to antenna
Ground
Supplies voltage to the power amplifier element
Activate pin. L - standby; H - active mode
Connecting to 22nH inductor
Connecting to 22nH inductor
Supplies voltage to the peak detector element
Input to the peak detector from the RFW488C (D)
Ground
Supplies voltage to the state machine and pulse generator elements
Ground
Output/Input of the IF to/from the RFW488C (IF)
Vcc - Tx mode; GND - Rx mode
Connect an external capacitor to this pin. Nominal recommended value
is 2.2nF.
Supplies voltage to the state machine and pulse generator elements
Input/Output data
Output of the transmitted pulse as input to the RFW488C (G)
Ground
Connection to the resonator
Connection to the resonator
Supplies voltage to the oscillator element
Ground.
RFW102 ISM Transceiver Chipset
5-112j)
Ω
17