RF2721 Просмотр технического описания (PDF) - RF Micro Devices

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производитель

RF2721

QUADRATURE DEMODULATOR

RF Micro Devices 

RF2721

Preliminary

Absolute Maximum Ratings

Parameter

Supply Voltage

Power Down Voltage (VPD)

IF Input Level

LO Input Power

Operating Ambient Temperature

Storage Temperature

Rating

-0.5 to +7.0

-0.5 to VCC

2.0

+10

-40 to +85

-40 to +150

Unit

VDC

VDC

VPP

dBm

°C

°C

Caution! ESD sensitive device.

RF Micro Devices believes the furnished information is correct and accurate

at the time of this printing. However, RF Micro Devices reserves the right to

make changes to its products without notice. RF Micro Devices does not

assume responsibility for the use of the described product(s).

Parameter

Overall

IF Frequency Range

Baseband Frequency Range

Input Impedance

Output Impedance

Maximum Output

7

Gain

I/Q Amplitude Balance

I/Q Phase Accuracy

Reference Voltage

DC Offset

LO

Oscillator

Frequency

Level

Input Impedance

Power Down

Turn On/Off Time

Input Resistance

VIH

VIL

Power Supply

Voltage

Current

Specification

Min.

Typ.

Max.

0.1 to 500

DC to >10

DC to 1

3

5000

>1.25

13

14

0.1

0.5

±1

±5

1.5 to 3.5

3

20

3

20

0.1 - 1

400 - j1200

<100

>50

2.5

VCC

0

0.8

5

4.5 to 5.5

4.5

7.2

300

500

Unit

MHz

MHz

MHz

kΩ

Ω

VPP

dB

dB

°

V

mV

mV

VPP

Ω

ns

kΩ

V

V

V

V

mA

µA

Condition

T=25°C, VCC=5.0V

Load Impedance >5kΩ, CSHUNT <1pF

Load Impedance >5kΩ, CSHUNT <10pF

At 70MHz, each input

With 250mV input

Small-signal, 100mV input

The reference voltage input should provide a

low impedance at the I/Q frequency. The

voltage sets the DC level seen on the I and

Q ports.

I to Q

I or Q to REF IN

Use provided transistor or external LO.

Twice (2x) the IF frequency.

At 140MHz

Threshold voltage; Part is “ON”.

Threshold voltage; Part is “OFF”.

Specifications

Operating limits

Operating

Power Down

2-28

Rev A2 010509

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