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| 型号： | MAX2904EVKIT |
| 厂商： | Maxim Integrated |
| 文件页数： | 5/17页 |
| 文件大小： | 0K |
| 描述： | EVAL KIT |
| 标准包装： | 1 |
| 系列： | * |
MAX2900–MAX2904
200mW Single-Chip Transmitter ICs for
868MHz/915MHz ISM Bands
AC ELECTRICAL CHARACTERISTICS (continued)
(MAX290_ EV kits. V CC = +2.7V to +4.5V, R RLPF = 68k Ω , R PWRSET = 22k Ω , f RF = 917.28MHz (MAX2900/MAX2901/MAX2902) or f RF
= 868MHz (MAX2903/MAX2904), VASK = VREG, f REF = 14.56MHz (MAX2900/MAX2901/MAX2902) or f REF = 13.62MHz
(MAX2903/MAX2904), chip rate on MODIN = 1.22Mbps, P OUT = +23dBm, T A = -40°C to +85°C. Typical values are at V CC = +4.5V,
T A = +25°C, unless otherwise noted.) (Note 1)
PARAMETER
CONDITIONS
MIN
-3 σ
TYP
+3 σ
MAX
UNITS
PWRSET = 22k Ω , V CC = +4.5V,
T A = +25°C
21
23.5
25
RF Output Power
RF Output Power Flatness
PWRSET = 22k Ω , V CC = +4.5V,
T A = -40°C to +85°C
PWRSET = 22k Ω , V CC = +3.0V, T A = +25°C
f RF = 900MHz to 930MHz
(MAX2900/MAX2901/MAX2902)
20.5
18
20
0.3
25
21
dBm
dB
f RF = 867MHz to 870MHz
0.1
Adjacent Channel Power Ratio
Alternate Channel Power Ratio
OOK Control Range
PN sequence at 1.22MHz
PN sequence at 1.22MHz
40
-17
-26
80
dBc
dBc
dB
ASK Output Power Adjustment
Range
ASK output power back-
off relative to max power
OOKIN = high,
VASK = 0
OOKIN = high,
VASK = 1V
41
16
dB
RFOUT Rise and Fall Time
Spurious Emissions
Square-wave signal applied on OOK
At 2nd harmonic of RF output frequency
with external matching network
At 3rd harmonic of RF output frequency
with external matching network
At 4th harmonic of RF output frequency
with external matching network
1
-50
-51
-63
μs
dBc
Out of 902MHz to 928MHz band other than
harmonics with external matching network
(MAX2900/MAX2901/MAX2902)
Out of 867MHz to 870MHz band other than
harmonics with external matching network
(MAX2903/MAX2904)
< -70
< -70
Unlocked, Out-of-Band Spurious
Output Level
Noise Level Out of Band
Output VSWR for Guaranteed
Stability
Maximum Allowable Output VSWR
Any condition when synthesizer unlocked
(pin LD low)
Modulation off, measured at 960MHz, any
gain setting (MAX2900/MAX2901/MAX2902)
Modulation off, measured at 900MHz, any
gain setting (MAX2903/MAX2904)
< -50
-126
-126
2:1
2:1
-120
-120
dBm
dBm/Hz
Note 1: Devices are production tested at T A = +25°C and +85°C. Min/Max values are guaranteed by design and characterization
over temperature and supply voltage.
Maxim Integrated
5
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