max2140 Maxim Integrated Products, Inc., max2140 Datasheet - Page 4

• Manufacturer Part Number: max2140
• Description: Max2140 Complete Sdars Receiver
• Manufacturer: Maxim Integrated Products, Inc.

AC ELECTRICAL CHARACTERISTICS (continued)
(MAX2140 EV kit, current drawn at VOUTANT, I
to 2345MHz, f
otherwise noted.) (Note 2)
Interstage (IF) 259MHz SAW filter specification: insertion loss = 19dB max, 9.3MHz to 12MHz from center attenuation = 24dB min,
beyond 12MHz from center attenuation = 40dB min.
Complete SDARS Receiver
4
In-Band Input IP2 (Notes 5, 6)
Out-of-Band Input IP2
(Notes 5, 7)
Opposite Sideband Rejection
Image Rejection
Half IF Rejection
RF AGC LOOP
LNA Gain Reduction
Minimum RF AGC Trip Point
RF AGC Trip Point
Maximum RF AGC Trip Point
FRONT-END (FE) PROGRAMMABLE GAIN
FE Programmable Gain Range
FE Programmable Gain Step
IF FILTER INTERFACE
IF Output Differential Admittance
Input Differential Impedance
Presented by the IC to the IF
Filter Output
IF AGC LOOP
IF AGC Control Voltage for Max
Gain
IF AGC Control Voltage for Min
Gain
_______________________________________________________________________________________
PARAMETER
LO
= 2076MHz, T
A
= -40°C to +85°C. Typical values are at V
RFAGC_max Bits RF4/3/2/1/0 = 10100 (BIN)
RFAGC_min Bits RF4/3/2/1/0 = 00000 (BIN)
RFAGC_int
IFAGC_VM
IFAGC_Vm
SYMBOL
RFAGC_
FE_Step
FE_Rge
Yout, IF
O_IIP2
Range
Zin, IF
I_IIP2
OSR
HRej
IRej
VOUTANT
RF AGC is at maximum gain,
IF AGC is at reference gain
RF AGC is at maximum gain,
IF AGC is at reference gain -5dB
RF AGC is at maximum gain,
IF AGC is at reference gain -25dB
RF AGC is at maximum gain,
IF AGC is at reference gain
RF AGC is at maximum gain -7dB,
IF AGC is at reference gain
RF AGC is at maximum gain -25dB,
IF AGC is at reference gain
Baseband frequencies = 100kHz (Note 4)
At f
At f
(Note 4)
Bits RF4/3/2/1/0 = 00010 (BIN) (Note 4)
(Note 4)
Between pins IFOUT+, IFOUT-,
f
Between pins IFOUT+, IFOUT-,
f
Applied at pin AGCPWM
Applied at pin AGCPWM
IF
IF
= 259MHz and 467MHz
= 259MHz and 467MHz
LO
LO
= 150mA max, V
- f
+ 0.5 x f
IF
CONDITIONS
IF
CC
CC
= 3.1V to 3.6V, VINANT = 3.1V to 5.3V, f
= VINANT = 3.3V, f
RF
MIN
-37
32
30
19
= 2338MHz, T
1/900
TYP
+27
+38
+45
+60
+ j0
150
+ j0
-35
-33
-15
0.2
2.5
+1
+6
39
54
53
42
22
2
A
MAX
= +25°C, unless
-29
26
RF
= 2320MHz
UNITS
dBm
dBm
dBm
dBm
dBm
dB
dB
dB
dB
dB
dB
Ω
S
V
V