LMX3162VBH National Semiconductor, LMX3162VBH Datasheet - Page 15

• Manufacturer Part Number: LMX3162VBH
• Description: IC TXRX RADIO SNG CHIP 48-LQFP
• Manufacturer: National Semiconductor
• Type: Transceiverr

Specifications of LMX3162VBH

• Voltage - Supply: 3 V ~ 5.5 V
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Number Of Drivers/receivers: -
• Protocol: -
• Other names: *LMX3162VBH

Mode
Control
Bit
F1
F2
F3
F4
F5
F6
F7
F8
F9
F10
F11
F12
F13
F14
F15
F16
F17
F18
Function Register Programming Description (F-Latch)
Power Down Mode/Control Table
PLL PD
Pin/Bit
CE
F6
F7
Software Power Down Mode (F11=F12=0)
Prescaler modules select.
Phase detector polarity. It is used to reverse the polarity of
the phase detector according to the VCO characteristics.
Charge pump current gain select.
TRI-STATE charge pump output.
Reserved. Setting to “0” always.
Receive chain power down control. Software power down
can only be activated when both F11 and F12 are set to “0”.
Transmit chain power down control. Software power down
can only be activated when both F11 and F12 are set to “0”.
Out 0 CMOS output.
Out 1 CMOS output. Functions only in software power down
mode, when both F11 and F12 are set to “0”.
Out 2 CMOS output. Functions only in software power down
mode, when both F11 and F12 are set to “0”.
Power down mode select.
Set both F11 and F12 to “0” for software power down mode.
Set both F11 and F12 to “1” for hardwire power down mode.
Other combinations are reserved for test mode.
Demodulator gain select
Demodulator DC level shift +/− level shifting polarity
Demodulator DC level shift of 1.000V
Demodulator DC level shift of 0.500V
Demodulator DC level shift of 0.250V
Demodulator DC level shift of 0.125V
Transmitter ON
LMX3162 OFF
Setting to “0”
Receiver ON
PLL ON
means
Mode Control Description
Transmitter OFF
Receiver OFF
LMX3162 ON
Setting to “1”
PLL OFF
means
15
PLL PD
Pin/Bit
Rx PD
Tx PD
CE
Hardwire Power Down Mode (F11=F12=1)
Set Negative Polarity
Power Up RX Chain
Power Up TX Chain
LOW Charge Pump
Normal Operation
Current (1X I
Characteristics
OUT 0 = LOW
OUT 1 = LOW
OUT 2 = LOW
Negative VCO
1X Gain Mode
“0” to Select
Power Down
Setting to
Software
No Shift
No Shift
No Shift
No Shift
32/33
—
Transmitter OFF
LMX3162 OFF
Receiver OFF
Setting to “0”
(Continued)
PLL ON
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means
).
Power Down RX Chain
Power Down TX Chain
Force to TRI-STATE
HIGH Charge Pump
Set Positive Polarity
Shift the DC Level
Shift the DC Level
Shift the DC Level
Shift the DC Level
Current (4X I
OUT 0 = HIGH
OUT 1 = HIGH
OUT 2 = HIGH
Characteristics
3X Gain Mode
“1” to Select
Positive VCO
Power Down
Setting to
by 1.000V
by 0.500V
by 0.250V
by 0.125V
Transmitter ON
Hardware
LMX3162 ON
Setting to “1”
Receiver ON
64/65
PLL OFF
—
www.national.com
means
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