CX74036 Ver la hoja de datos (PDF) - Conexant Systems
Número de pieza
componentes Descripción
Lista de partido
CX74036 Datasheet PDF : 13 Pages
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Receive RF IC
Table 3. Signal Pin Names and Definitions (2 of 2)
Pin No.
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
Signal Name
LP_FIL
VCC_SYN
VCO+
VCO-
VCC_VCO
EXT_LOIN
I+
I–
Q+
Q–
IF_O–
IF_O+
EXT_LO
NC1
LNA_INH
LNA_INL
NC2
VCC1_LNA
VCC2_LNAL
VCC2_LNAH
LNA_OL
LNA_OH
Description
IF PLL external loop filter connection
Synthesizer section VCC
IF VCO external tank circuit connection
IF VCO external tank circuit connection
VCO section VCC
External LO input for quadrature detector. Requires VCC/2 DC bias.
I Channel data output
I Channel data output
Q Channel data output
Q Channel data output
Buffered IF output
Buffered IF output
Programmable counter ON/OFF control signal for choosing between
Internal and External demodulator LO.
No connect
1900 MHz band LNA input
800 MHz band LNA input
No connect
Bias VCC for LNAs
VCC for cellular band LNA.
VCC for PCS band LNA.
800 MHz band LNA output. Requires external matching and AC coupling.
1900 MHz band LNA output. Requires external matching and AC coupling.
Parameter
Supply voltage
Input voltage range
LNA input power
Power dissipation
Ambient operating temperature
Storage temperature
Table 4. Absolute Maximum Ratings
Symbol
VCC
Minimum
–0.3
–0.3
Typical
–40
–40
Maximum
+3.6
VCC
+5
600
+85
+125
Units
V
V
dBm
mW
°C
°C
CX74036
101105A
Conexant – Proprietary
5
October 17, 2000
Data Subject to Change
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