Datasheet

SCLK
POWER SUPPLY
ON
I
REF
SHUTDOWN
MODE
STANDBY
MODE
DIN
SHUTDOWN
SCLK (CLOCK)
DIN (DATA)
RXTX
RECEIVE
MODE
TRANSMIT
MODE
INTERNAL PA
ENABLED
PA ENABLE
(DRIVES POWER RAMP CONTROL)
3-WIRE SERIAL INTERFACE AVAILABLE
POWER
SPI:
CHANNEL FREQUENCY, PA BIAS, TRANSMITTER LINEARITY,
RECEIVER RSSI OPERATION, CALIBRATION MODE, ETC.
MAC SPI
MAC
0 TO 7µs
CS
SHDN
CS (SELECT)
MAX2830
Figure 4. Timing Diagram
Pin Configuration
TOP VIEW
MAX2830
GNDCP
EP*
*EXPOSED PADDLE
SHDN
B2
ANT2-
ANT2+
B3
V
CCPA
B7
ANT1-
ANT1+
B6
+
GNDRXLNA
V
CCLNA
CPOUT
B1
LD
CLOCKOUT
V
CCPLL
DIN
SCLK
V
CCTXMX
RSSI
CS
B5
V
CCTXPA
RXBBI- RXBBI+ V
CCRXVGA
RXHP V
CCRXFL
TXBBQ- TXBBQ+ TXBBI- TXBBI+ V
CCRXMX
ANTSEL
RXTX
1
2
3
4
5
6
7
8
9
10
11
12
13 14 15 16 17 18 19 20 21 22 23 24
48 47 46 45 44 43 42 41 40 39 38 37
36
35
34
33
32
31
30
29
28
27
26
25
RXBBQ+
RXBBQ-
B4
BYPASS
TUNE
GNDVCO
V
CCVCO
CTUNE
XTAL
V
CCXTAL
V
CCCP
THIN QFN
Chip Information
PROCESS: BiCMOS
Package Information
For the latest package outline information and land patterns
(footprints), go to www.maxim-ic.com/packages
. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but
the drawing pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE NO.
LAND
PATTERN NO.
48 TQFN-EP T4877+4
21-0144
90-0130
32
Maxim Integrated
2.4GHz to 2.5GHz 802.11g/b RF Transceiver, PA,
and Rx/Tx/Antenna Diversity Switch
MAX2830