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STA001

RF FRONT-END FOR DIGITAL RADIO

STMicroelectronics 

STA001

ELECTRICAL CHARACTERISTCS (continued)

Symbol

Parameter

Test Condition

Min. Typ. Max. Unit

IF VCO (T = 25°, VDD-VSS = 3V)

fLO2_1 LO Freq.

fLO2_2 LO Freq.

VFLT2 Freq. control voltage

range

Using a 14.72MHz quartz, Min. and Max. 111.76 117.08 122.4

Values are optional fixed frequency usable

for testing purposes.

MHz

Using a 14.725MHz quartz, Min. and Max.

Values are optional fixed frequency usable

for testing purposes.

111.8 117.12 122.44

MHz

FLT2 pin

VSS +

0.2

VDD -

V

0.2

DIGITAL INTERFACE TO MP (SCL, SDA, TLCK) AND XOSEL INTERFACE (T = 25°, VDD-VSS = 3V)

INPUT PARAMETERS (SCL, SDA)

VIH digital input signals

high

VDD-1

VDD

V

VIL

low

VSS

VSS+0. V

7

IIH Input current High

10

µA

IIL Input current Low

-40

µA

Tt Input edge transition

0.1

µs/V

Rin Input resistance

190K

Ω

OUTPUT PARAMETERS (TLCK)

VOH digital output signals

high

VDD-

0.5

VDD

V

VOL

low

VSS

VSS+0. V

5

tr

Rise time

Cl=5pF

0.4

µs/V

tf

Fall time

Cl=5pF

0.4

µs/V

DIFFERENTIAL DIGITAL INTERFACE (M_CLK1, M_CLK2) (T = 25°, VDD-VSS = 3V)

VOH digital output signals,

high

V(M_CLK1) -

VOL V(M_CLK2)

low

0.2

V

-0.2

V

VDC M_CLK1, M_CLK2

common mode DC voltage

VDD-

1.12

VDD-

V

0.7

tr

Rise time

Cl=5pF each pin

10

ns

tf

Fall time

Cl=5pF each pin

10

ns

Zout Output impedance

balanced

500

Ω

8/20

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