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XE1209 Datasheet Preview

XE1209 Datasheet

30-70 KHZ ULTRA LOW POWER CMOS TRANSCEIVER

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270pF 270pF
INA
INB
Vdd
100nF
47nF
VREF
Cvref
280k
Riref
IREF
wupen
Peak
Detector
Pream+pli
Anti-Alias Filter
CurrentRef.
VoltageGen.
Level
Sine
Filter
@2fc
Sine
Filter
@2fc
TEST
LowPass
Filter @ fc
LowPass
Filter @ fc
power
management
Phase/
Frequency
Detector
Sequencer#1
(/ 2)
Nx32.7K
0 90
Sequencer#2
(/8)
LoopFilter
VCO PrgmDivider
N=18or22
SUPTEST
Cvdd
Vdd 100nF
VDDA VDD
VSS VSSA
I Limiter
Q Limiter
I
Demodulator
clk +
Bit synchronizer
Q
rxen wupen
Quartz
Oscill32K
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&3wire
interface
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DCLK
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SC
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Phase
MSB Accum.
12
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Xemics

XE1209 Datasheet Preview

XE1209 Datasheet

30-70 KHZ ULTRA LOW POWER CMOS TRANSCEIVER

No Preview Available !

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270pF 270pF
Vdd
100nF
INA
INB
47nF
VREF
Cvref
280k
Riref
IREF
wupen
Peak
Detector
Pream+pli
Anti-Alias Filter
CurrentRef.
VoltageGen.
Level
Sine
Filter
@2fc
Sine
Filter
@2fc
TEST
LowPass
Filter@fc
LowPass
Filter@fc
power
management
Sequencer#1
(/ 2)
Nx32.7K
0 90
Sequencer#2
(/ 8)
Phase/
Frequency
Detector
LoopFilter
VCO PrgmDivider
N=18or22
SUPTEST
Cvdd
Vdd 100nF
VDDA VDD
VSS VSSA
I Limiter
Q Limiter
I
Demodulator
clk +
Bit synchronizer
Q
rxen wupen
Quartz
Oscill32K
Nselect
ext_osc
en32Kout
On/Off
Power
Management
&3wire
interface
DATA to uC
to uC
DCLK
to uC
DE
SC
SD
RE
PAOUT
VSSPA
Prgm
Power
Amplifier
Phase
MSB Accum.
12
QIN QOUT
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Part Number XE1209
Description 30-70 KHZ ULTRA LOW POWER CMOS TRANSCEIVER
Maker Xemics
Total Page 8 Pages
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