MAX2904ETI+T Maxim Integrated Products, MAX2904ETI+T Datasheet - Page 7

• Manufacturer Part Number: MAX2904ETI+T
• Description: RF Transmitter IC TX 868MHZ 200MW ansmitter ICs for 86
• Manufacturer: Maxim Integrated Products

Specifications of MAX2904ETI+T

• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

-100dBVp-p
(MAX290_ EV kits. V
68kΩ, R
chip rate on MODIN = 1.22 Mbps, RF output matching network optimized for +23dBm, V
otherwise noted.)
0dBVp-p
10dB/div
17
16
15
14
13
12
860
RF OUT RISE AND FALL TIME TRANSIENT
START 46μs
PWRSET
RF OUTPUT MATCHING
OPTIMIZED FOR +14dBm
OUTPUT AT V
T
RF POWER vs. FREQUENCY
r
864
(MAX2903/MAX2904)
= 22kΩ, VASK = VREG, f
WITH SQUARE OOK
CC
FREQUENCY (MHz)
= +3.0V
10dB/div
CC
_______________________________________________________________________________________
-70dBm
30dBm
868
= +4.5V, f
200mW Single-Chip Transmitter ICs for
CENTER 917.28MHz
SPURIOUS LEVEL BETWEEN ±50MHz
V
V
V
872
FROM CARRIER FREQUENCY
CC
CC
CC
STOP 86μs
RF
= +3.6V
= +3.0V
= +2.7V
T
f
= 917.28MHz (MAX2900/MAX2901/MAX2902) or f
876
REF
10dB/div
-78dBVp-p
-70dBm
22dBVp-p
= 14.56MHz (MAX2900/MAX2901/MAX2902) or f
30dBm
10dB/div
Typical Operating Characteristics (continued)
SPAN 100MHz
CENTER 917.28MHz
MKR
917.31MHz
-16.33dBm
RF OUT RISE AND FALL TIME TRANSIENT
START 45μs
OUTPUT SPECTRUM WITH 600kHz
SQUARE WAVE INPUT AT MODIN
868MHz/915MHz ISM Bands
T
r
WITH SQUARE ASK
SPAN 20MHz
STOP 85μs
T
45
40
35
30
25
20
15
10
f
14
TRANSMITTER EFFICIENCY vs. R
A
C
D
B
E
A: V
B: V
C: V
D: V
E: V
F: V
F
RF
CC
CC
CC
CC
CC
CC
18
10dB/div
10dB/div
-70dBm
= 4.5V, T
= 4.5V, T
= 2.7V, T
= 2.7V, T
-70dBm
= 4.5V, T
= 2.7V, T
= 868MHz (MAX2903/MAX2904), R
30dBm
30dBm
REF
22
A
A
A
A
A
A
OUTPUT SPECTRUM WITH PN SEQUENCE
R
CENTER 917.28MHz
= +25°C
= +85°C
START 0Hz
= -40°C
= +25°C
= +85°C
= -40°C
PWRSET
MKR
917.35MHz
8.17dBm
= 13.78MHz (MAX2903/MAX2904),
CC
26
= 4.5V, T
(kΩ)
SPURIOUS LEVEL FROM
AT 1.22MHz AT MODIN
DC TO 7TH HARMONIC
30
34
PWRSET
A
38
= +25°C, unless
SPAN 20MHz
MKR
910MHz
23.17dBm
STOP 7GHz
RLPF
=
7