Datasheet

10 Maxim Integrated
280MHz to 450MHz Programmable
ASK/FSK Transmitter
MAX7060
Typical Operating Characteristics (continued)
(Typical Application Circuit, 50I system impedance, V
DD5
= V
GPOVDD
= V
AVDD
= V
DVDD
= V
PAVDD
= 2.1V to 3.6V, f
RF
= 280MHz to
450MHz, f
XTAL
= 16MHz, T
A
= -40NC to +125NC, unless otherwise noted. Typical values are at V
DD5
= V
GPOVDD
= V
AVDD
= V
DVDD
= V
PAVDD
= 2.7V, T
A
= +25NC, PA matched for optimum output power, unless otherwise noted. Supply current and output power are
greatly dependent on board layout and PAOUT match.)
REFERENCE SPUR MAGNITUDE
vs. SUPPLY VOLTAGE
MAX7060 toc21
SUPPLY VOLTAGE (V)
REFERENCE SPUR MAGNITUDE (dBc)
3.33.02.72.4
-46
-44
-42
-40
-48
2.1 3.6
433.92MHz
315MHz
3V MODE
PHASE NOISE vs. OFFSET FREQUENCY
(f
RF
= 433.92MHz, T
A
= +25°C,
V
DD
= 2.7V, PA CODE = 0x19)
MAX7060 toc20
OFFSET FREQUENCY (Hz)
PHASE NOISE (dBc/Hz)
1M100k10k
-120
-110
-100
-90
-80
-70
-60
-50
-130
1k 10M
PHASE NOISE vs. OFFSET FREQUENCY
(f
RF
= 315MHz, T
A
= +25°C,
V
DD
= 2.7V, PA CODE = 0x19)
MAX7060 toc19
OFFSET FREQUENCY (Hz)
PHASE NOISE (dBc/Hz)
1M100k10k
-130
-120
-110
-100
-90
-80
-70
-60
-140
1k 10M
SUPPLY CURRENT
vs. PA POWER CODE, 433.92MHZ
MAX7060 toc18
PA POWER CODE (DECIMAL)
SUPPLY CURRENT (mA)
30252015105
10
15
20
25
30
35
5
03
5
5V MODE
V
DD5
= 5.5V
V
DD5
= 5V
V
DD5
= 4.5V
PA POWER
vs. PA POWER CODE, 433.92MHz
MAX7060 toc17
PA POWER CODE (DECIMAL)
P
OUT
(dBm)
30252015105
-10
-5
0
5
10
15
-15
03
5
5V MODE
V
DD5
= 5.5V
V
DD5
= 5V
V
DD5
= 4.5V
SUPPLY CURRENT
vs. PA POWER CODE, 433.92MH
Z
MAX7060 toc16
PA POWER CODE (DECIMAL)
SUPPLY CURRENT (mA)
302515 20105
5
10
15
20
25
30
35
40
45
0
03
5
V
DD5
= 3.6V
V
DD5
= 2.7V
V
DD5
= 2.1V
3V MODE