3.3GHz to 3.9GHz

Wireless Broadband RF Transceiver

8

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Note 2: Two tones at +20MHz and +39MHz offset with -35dBm/tone. Measure IM3 at 1MHz.

Note 3: Gain adjusted over max gain and max gain - 3dB.

AC ELECTRICAL CHARACTERISTICS—TIMING

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

SYSTEM TIMING

Automatic VCO sub-band selection

2

ms

Channel Switching Time

Frequency

error

settles to

±50Hz

Manual VCO sub-band selection

56

µs

Rx to Tx

2

Turnaround Time

Measured from Tx or Rx

enable rising edge, signal

settling to within 0.5dB of

steady state

Tx to Rx

2

µs

Tx Turn-On Time (from Standby

Mode)

Measured from Tx enable rising edge, signal

settling to within 0.5dB of steady state

2µs

Tx Turn-Off Time (to Standby Mode)

From Tx-enable falling edge

0.1

µs

Rx Turn-On Time (from Standby

Mode)

Measured from Rx enable rising edge, signal

settling to within 0.5dB of steady state

2µs

Rx Turn-Off Time (to Standby Mode)

From Rx-enable falling edge

0.1

µs

4-WIRE SERIAL INTERFACE TIMING (See Figure 1)

SCLK Rising Edge to CS Falling

Edge Wait Time

6ns

Falling Edge of CS to Rising

Edge of First SCLK Time

6ns

DIN to SCLK Setup Time

6ns

DIN to SCLK Hold Time

6ns

SCLK Pulse-Width High

6ns

SCLK Pulse-Width Low

6ns

Last Rising Edge of SCLK to

Rising Edge of CS or Clock to

Load Enable Setup Time

6ns

CS High Pulse Width

20

ns

Time Between Rising Edge of CS

and the Next Rising Edge of SCLK

6ns

Clock Frequency

45

MHz

Rise Time

ns

Fall Time

ns

SCLK Falling Edge to Valid DOUT

12.5

ns