MAX2511EEI Maxim Integrated Products, MAX2511EEI Datasheet - Page 7

• Manufacturer Part Number: MAX2511EEI
• Description: RF Transceiver IF Txr w/Limitr RSSI
• Manufacturer: Maxim Integrated Products

(MAX2511 test fixture, V
VREF through 50 resistor, TXOUT and TXOUT loaded with 100 differential, GC open, LIMOUT, LIMOUT loaded with 2k differ-
ential, TANK and TANK driven with -2.5dBm from a 100Ω source; OSCOUT AC-terminated with 50 , 100pF at RSSI pin, 0.1µF at
VREF pin, Rx inputs and Tx outputs differentially coupled, P
____________________________Typical Operating Characteristics (continued)
f
TXIN, TXIN
-10
-15
-20
-25
-30
-35
-40
-45
-50
-10
-15
-20
-25
-30
-35
-40
-45
-50
-55
-60
-65
-5
-5
0
5
0
-40
0
V
V
V
= 10.7MHz, T
TRANSMITTER OUTPUT POWER
TRANSMITTER OUTPUT POWER
vs. GC VOLTAGE (FREQUENCY)
GC
GC
GC
0.4
-20
vs. TEMPERATURE, SUPPLY,
= 2V
= OPEN
= 0.5V
0.8
AND GC VOLTAGE
TEMPERATURE (°C)
0
GC VOLTAGE (V)
_______________________________________________________________________________________
1.2
20
CC
A
V
V
V
V
V
V
205MHz
260MHz
350MHz
430MHz
CC
CC
CC
CC
CC
CC
= +25°C, unless otherwise noted.)
1.6
= +3.0V, 0.01µF across CZ and CZ, MIXOUT tied to VREF through 165 resistor, TXIN, TXIN tied to
= 2.7V
= 5.5V
= 2.7V
= 5.5V
= 5.5V
= 2.7V
40
2.0
60
2.4 2.7
85
-1000
-100
-200
-300
-400
-500
-600
-700
-800
-900
-0.5
-1.0
-1.5
-2.0
-2.5
-3.0
-3.5
-4.0
-4.5
-5.0
100
0
200
-40
OUTPUT IMPEDANCE vs. FREQUENCY
Tx MODE REAL
Tx OFF
IMAGINARY
Low-Voltage IF Transceiver
vs. TEMPERATURE AND SUPPLY
TRANSMITTER OUTPUT POWER
RXIN, RXIN
-20
TRANSMITTER DIFFERENTIAL
GC VOLTAGE (GC = 2V)
TEMPERATURE (°C)
300
0
FREQUENCY (MHz)
Tx OFF REAL
= -28dBm (200 system), f
20
V
Tx MODE
IMAGINARY
CC
with Limiter and RSSI
= 5.5V
40
400
V
CC
60
= 2.7V
500
85
-100
RXIN, RXIN
-20
-30
-40
-50
-60
-70
-80
-90
35
30
25
20
15
10
5
0
GC VOLTAGE (POWERS ARE PER TONE)
0
UPCONVERTER IMAGE REJECTION
UPCONVERTER IM3 LEVELS vs.
0.4
10.7
= 425MHz, f
0.8
vs. IF FREQUENCY
IF FREQUENCY (MHz)
GC VOLTAGE (V)
1.2
20
1.6
LO
30
2.0
= 435.7MHz,
2.4
40
2.8
50
7