Manualshelf

Datasheet

ManualsBrandsMAXIM INTEGRATED ManualsLinear ICsMAX2233EEE+
12345678
LINEAR
SCALE
0
3V
1ms/div
MAX2232
OUTPUT POWER vs. SHUTDOWN CONTROL
MAX2232/33 toc10
C
RAMP
= 0.22µF
OUTPUT
POWER
SHUTDOWN
MAX2232/MAX2233
900MHz ISM-Band, 250mW Power Amplifiers
with Analog or Digital Gain Control
4 _______________________________________________________________________________________
Typical Operating Characteristics
(MAX2232/MAX2233 Evaluation Kit, V
CC
= +3.6V, CTRL = V
CC
, SHDN = D0 = D1 = V
CC
, P
RFIN
= 0dBm, f
RFIN
= 915MHz, T
A
= +25°C,
unless otherwise noted.)
0.001
0.01
1
0.1
10
100
2.5 3.53.0 4.0 4.5 5.0 5.5
SHUTDOWN SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX2232/33 toc01
SUPPLY VOLTAGE (V)
SHUTDOWN SUPPLY CURRENT (µA)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
0
10
5
20
15
25
30
2.5 3.5 4.03.0 4.5 5.0 5.5
MAX2232
STANDBY SUPPLY CURRENT
vs. SUPPLY VOLTAGE
MAX2232/33 toc02
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
V
SHDN
= V
CC
V
CTRL
= GND
RFIN = UNCONNECTED
22
23
24
25
26
27
28
20
21
2.5 3.53.0 4.0 4.5 5.0 5.5
OUTPUT POWER vs. SUPPLY VOLTAGE
MAX2232/33 toc03
SUPPLY VOLTAGE (V)
OUTPUT POWER (dBm)
T
A
= +85°C
T
A
= -40°C
T
A
= +25°C
10
0
20
40
30
50
60
2.5 3.53.0 4.0 4.5 5.0 5.5
POWER-ADDED EFFICIENCY
vs. SUPPLY VOLTAGE
MAX2232/33 toc04
SUPPLY VOLTAGE (V)
POWER-ADDED EFFICIENCY (%)
T
A
= -40°C
T
A
= +25°C
T
A
= +85°C
5
10
15
20
25
30
902 915 928
OUTPUT POWER vs. FREQUENCY
MAX2232/33 toc05
FREQUENCY (MHz)
OUTPUT POWER (dBm)
MAX2233 (D0 = 0, D1 = 1)
MAX2233 (D0 = D1 = 1), AND MAX2232
MAX2233 (D0 = 1, D1 = 0)
3
8
18
13
23
28
10
25
55
40
70
85
-20 -10-15 -5 0 5 10 15
OUTPUT POWER AND POWER-ADDED EFFICIENCY
vs. INPUT POWER
MAX2232/33 toc07
INPUT POWER (dBm)
OUTPUT POWER (dBm)
PAE (%)
T
A
= -40°C
T
A
= -40°C
T
A
= +25°C
P
OUT
PAE
T
A
= +25°C
T
A
= +85°C
T
A
= +85°C
1.0
1.2
1.4
1.6
1.8
2.0
902 915 928
MAX2232
RFIN PORT VSWR vs. FREQUENCY
MAX2232/33 toc08
FREQUENCY (MHz)
VSWR
SHUTDOWN MODE
NORMAL OPERATION
STANDBY MODE