MAX1479_1 Datasheet, PDF (4/6 Pages) Maxim Integrated Products – Evaluation Kit

MAX1479 Evaluation Kit
Table 2. Clock-Divider Settings
JUMPER
JU5
SETTING
1-2
1-2
1-2
1-2
2-3
2-3
2-3
2-3
JUMPER
JU6
SETTING
1-2
1-2
2-3
2-3
1-2
1-2
2-3
2-3
JUMPER
JU7
SETTING
1-2
2-3
1-2
2-3
1-2
2-3
1-2
2-3
FUNCTION
Max deviation
7/8 x max deviation
3/4 x max deviation
5/8 x max deviation
1/2 x max deviation
3/8 x max deviation
1/4 x max deviation
1/8 x max deviation
Clock Output
Jumpers JU8 and JU9 set the divider ratio for the clock
output. See Table 3 for the settings.
Table 3. Clock Divider Settings
JUMPER
JU8
SETTING
1-2
1-2
2-3
2-3
JUMPER
JU9
SETTING FUNCTION
1-2
f_XTAL /16
2-3
f_XTAL /8
1-2
f_XTAL /4
2-3
Logic 0
output
Envelope Shaping
Jumper JU10 sets envelope shaping for a more gentle
turn-on/turn-off of the PA in ASK mode. Set jumper
JU10 to connect pins 2 and 3 to allow for envelope
shaping. See Table 4 for settings.
Table 4. JU10 Jumper Function
JUMPER
JU10
STATE
1-2
2-3
FUNCTION
No envelope shaping
Envelope shaping
I/O Connections
Table 5 is a list of all I/O connections.
Table 5. I/O Connectors
SIGNAL
RF_OUT
REF_IN
ANTENNA_OUT
VSS
VDD
DATA_IN
ENABLE
CLKOUT
DESCRIPTION
RF output
External reference frequency input
Reverse polarity SMA for 1/4-wave antenna
Ground
Power-supply input
Data input
Power-down control
Buffered clock output
For additional information and a list of application
notes, consult the www.maxim-ic.com website.
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