MAX7057ASE+ Maxim Integrated Products, MAX7057ASE+ Datasheet - Page 7

• Manufacturer Part Number: MAX7057ASE+
• Description: RF Transmitter IC TRANSMITTER ASK/FSK
• Manufacturer: Maxim Integrated Products

Specifications of MAX7057ASE+

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

(50Ω system impedance, V
erwise noted. Typical values are at V
300MHz to 450MHz Frequency-Programmable
-10
23
21
19
17
15
13
11
25
23
21
19
17
15
13
11
10
-2
-4
-6
-8
9
8
6
4
2
0
9
_______________________________________________________________________________________
2.1
2.1
2.1
f
50% DUTY CYCLE
f
50% DUTY CYCLE
RF
RF
T
A
= 315MHz
= 433.92MHz
= -40°C
AVDD
2.4
2.4
2.4
FREQUENCY STABILITY
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
SUPPLY VOLTAGE (V)
= V
f
EFFICIENCY
EFFICIENCY
T
T
RF
2.7
A
2.7
A
2.7
f
RF
= +125°C
= +125°C
= 433.92MHz
DVDD
AVDD
= 315MHz
T
A
= -40°C
3.0
3.0
3.0
T
A
= V
= V
= +25°C
T
T
A
PAVDD
DVDD
A
T
= +85°C
A
3.3
= +85°C
3.3
3.3
= +25°C
Typical Operating Characteristics (continued)
= V
= +2.1V to +3.6V, f
3.6
3.6
3.6
PAVDD
= +2.7V, T
RF
A
+24
+14
-16
-26
-36
-46
-56
-66
-76
ASK/FSK Transmitter
35
30
25
20
15
10
+4
35
30
25
20
15
10
-6
= 300MHz to 450MHz, T
= +25°C, unless otherwise noted.)
2.1
2.1
100kHz DEVIATION, 4kHz SQUARE-WAVE
MODULATION. SPAN = 1.00MHz
RBW = 10kHz
VBW = 10kHz
VIDEO AVG ON
f
PA ON
f
PA ON
RF
RF
= 433.92MHz
= 315MHz
2.4
2.4
vs. SUPPLY VOLTAGE
vs. SUPPLY VOLTAGE
SUPPLY VOLTAGE (V)
T
SUPPLY VOLTAGE (V)
FSK SPECTRUM
T
T
A
T
A
A
A
= +125°C
EFFICIENCY
EFFICIENCY
= -40°C
= -40°C
2.7
2.7
= +125°C
3.0
3.0
T
A
T
A
T
T
A
= +25°C
A
A
= +25°C
= -40°C to +125°C, unless oth-
= +85°C
= +85°C
3.3
3.3
3.6
3.6
7