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Extended Battery Operating Time
Low Current Consumption
Very Small QFN32 5 mm
脳
5 mm Package
Few Low Cost External Components
3.3 GHz
LO + PLL-chip
ATR2807
Summary
Preliminary
Electrostatic sensitive device.
Observe precautions for handling.
1. Description
The ATR2807 is an RF building block. It is used as a 3.344 GHz output frequency
local oscillator. The QFN32-packaged IC includes an LO buffer, synthesizer together
with fully integrated VCO and supply voltage regulators.
Figure 1-1.
Block Diagram
REG SET VS
VREG CTRL REG REG
VS VS VS VS
PLL CP VCO PA
REG
CTRL
LOGIC
PU REG
PU PA
PU VCO
PU PLL
OLE
SW_CLK
LO OUT 1
LO OUT 2
PA
VCO
PLL
GND GND
PA VCO
VTUNE
GND CP GND CLK
CP
PLL
Rev. 4691HS鈥揇ECT鈥?0/05
Note: This is a summary document. A complete document
is available under NDA. For more information, please con-
tact your local Atmel sales office.