Datasheet

1
3
2
4 5
6 7
21 19 20 18 17 16 15
810911121314
28
2627 25 24 23 22
REFEN
EN
RLPF
R5
VCC1
VREG
GND
WBFM
(OPT)
VTUNE
GND
C8
R7 R8
ASK
(OPT)
R6
RF-
RF+
N.C.
N.C.
D1
D0
D1
D0
OSC
REFIN
VCC4
REFOUT
REFOUT
D2
VCC5
CPOUT
VCC3
PWRSET
LD
VASK
VREG
VCC2
OOKIN
OOK
MODIN
MODIN (PN)
VCC_PA
C26
C23
Y1 (OPT)
C25
C24
C15
C16
L3
L1
L5
LOOP
ANTENNA
C31
C33
C28
C18
VCC_DRV
C4
C2
C1 C35
C3
R4
R3 R1
EXT REFERENCE (OPT)
L4
L2
C32
C34
8-CHANNEL
SYNTHESIZER
CP
GATE
REG
÷4
MAX2900
MAX2900 TYPICAL OPERATING CIRCUIT
C12
C13
Typical Operating Circuits
MAX2900–MAX2904
200mW Single-Chip Transmitter ICs for
868MHz/915MHz ISM Bands
13
Maxim Integrated