Features

Benefits

× 5 mm Package

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

VTUNE

VREG

VS

PLL

VS

VCO

VS

CP

REG

CTRL

VS

PA

PA

LO OUT 1

PLL

CLK

VCO

CP

REG

PU PA

PU VCO

PU REG

LO OUT 2

OLE

PU PLL

SW_CLK

CTRL

LOGIC

GND

PLL

GND

VCO

GND

CP

GND

PA

VS

REG

SET

REG

3.3 GHz

LO + PLL-chip

ATR2807

Summary

Preliminary

Rev. 4691HS–DECT–10/05

Note: This is a summary document. A complete document

is available under NDA. For more information, please con-

tact your local Atmel sales office.