Datasheet

2.4GHz to 2.5GHz 802.11g/b RF Transceiver, PA,
and Rx/Tx/Antenna Diversity Switch
Rx BB VGA SETTLING RESPONSE
(+8 GAIN STEP)
500mV
-500mV
3V
0V
0V
MAX2830 toc18
40ns/div
Rx BB VGA SETTLING RESPONSE
(-8 GAIN STEP)
3V
0V
MAX2830 toc19
500mV
-500mV
0V
40ns/div
Rx BB VGA SETTLING RESPONSE
(-16 GAIN STEP)
MAX2830 toc20
500mV
-500mV
3V
0V
0V
40ns/div
Rx BB VGA SETTLING RESPONSE
(-32 GAIN STEP)
MAX2830 toc21
500mV
-500mV
3V
0V
0V
40ns/div
RF LNA SETTLING RESPONSE
(HIGH TO MEDIUM)
MAX2830 toc22
500mV
-500mV
3V
0V
0V
100ns/div
RF LNA SETTLING RESPONSE
(HIGH TO LOW)
MAX2830 toc23
500mV
-500mV
3V
0V
0V
100ns/div
Rx BB FREQUENCY RESPONSE
vs. FINE SETTING (COARSE SETTING = 8.5MHz
)
FREQUENCY (MHz)
dB
MAX2830 toc24
-100
-80
-60
-40
-20
0
20
1 10 100
Rx BB FREQUENCY RESPONSE
vs. COARSE SETTING (FINE SETTING = 010)
FREQUENCY (MHz)
dB
MAX2830 toc25
-120
-100
-80
-60
-40
-20
0
20
110100
Rx BASEBAND FILTER
GROUP DELAY
MAX2830 toc26
FREQUENCY (MHz)
20ns/div
121
Typical Operating Characteristics (continued)
(MAX2830 EV kit, V
CC_
= 2.8V, V
CCPA
= V
CCTXPA
= 3.3V, T
A
= +25°C, f
LO
= 2.437GHz, f
REF
= 40MHz, SHDN = CS = high, RXHP =
SCLK = DIN = low.)
Maxim Integrated
13
MAX2830