MAX2741 Maxim Integrated Products, MAX2741 Datasheet - Page 3

• Manufacturer Part Number: MAX2741
• Description: Integrated L1-Band GPS Receiver
• Manufacturer: Maxim Integrated Products

AC ELECTRICAL CHARACTERISTICS (continued)
(Operating conditions (unless otherwise specified): V
1.2V
sured at V
Note 1: Production tested for +25°C and +85°C, guaranteed by design and characterization for -40°C.
Note 2: Test tones at 1575.8MHz and 1576.8MHz at -60dBm/tone.
Note 3: Guaranteed by design and characterization.
Note 4: Image frequency is 1575.42MHz + 2(f
Note 5: Test tones at 37.38MHz and 36.88MHz at -50dBm/tone.
2nd CONVERSION STAGE (1st IF TO ADC INPUT)
1st IF Frequency
Conversion Gain
Input IP3
Noise Figure
IF Output Port Admittance
IF Input Port Admittance
LPF -3dB Corner Frequency
SYNTHESIZER
I
I
Closed-Loop Phase Noise
Comparison Spurs
Reference Oscillator Frequency
REF Input Voltage Level
VCO Coarse Tune Range
DIGITAL I/O
SPI Clock Frequency
CP_OH
CP_OL
P-P
; registers set according to mode; using the Typical Application Circuit; CW RF signal at 1575.42MHz. Typical values are mea-
CC
PARAMETER
= 2.75V, T
_______________________________________________________________________________________
A
= +25°C.)
At IFOUT
Max gain (CONFIG1:D4–D0 = 11111) (Note 1)
Min gain (CONFIG1:D4–D0 = 00000) (Note 1)
1st conversion (Note 5)
Max gain (CONFIG1:D4–D0 = 11111)
Real
Imaginary
Real
Imaginary
(SYNTH:D13–D10 = 1111)
(SYNTH:D13–D10 = 0000)
PLL charge-pump source current
PLL charge-pump sink current
At 1kHz offset
At ±200kHz offset
Sinusoid (Note 1)
Sinusoid (Note 1)
Programmable (CONFIG1:D7 to D5 = 000 to 111)
(Note 1)
Integrated L1-Band GPS Receiver
IF
) = 1650.18MHz
CC
= 2.7V to 3.0V for T
CONDITIONS
A
= -40°C to +85°C; REFCLK driven at 10MHz sinusoid,
MIN
0.6
48
2
37.38
TYP
0.40
0.40
0.15
-100
240
-36
1.5
2.9
7.7
-55
-44
61
10
12
75
10
1
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MAX
2.2
74
26
dBc/Hz
dBc/Hz
UNITS
MHz
dBm
MHz
MHz
MHz
MHz
V
mS
mS
dB
dB
dB
pF
pF
µA
µA
P-P
3