TDA6509ATT datasheet(14/42 Pages) PHILIPS

14 / 42 page

2005 Mar 25

Philips Semiconductors

Product speciﬁcation

3-band mixer/oscillator and PLL for

terrestrial tuners

TDA6508; TDA6508A;

TDA6509; TDA6509A

CLOCK AND DATA INPUTS: PINS SCL AND SDA

VSCL(L),

VSDA(L)

LOW level input voltage

−

1.5

VSCL(H),

VSDA(H)

HIGH level input voltage

2.3

−

5.5

ISCL(H),

ISDA(H)

HIGH level input current

Vbus = 5.5 V; VCC =0V

−−

µA

Vbus = 5.5 V; VCC = 5.5 V

−−

µA

ISCL(L),

ISDA(L)

LOW level input current

Vbus = 1.5 V; VCC =0V

−−

µA

Vbus =0V; VCC = 5.5 V

−10

−−µA

DATA OUTPUT: PIN SDA

IL(SDA)

leakage current

VSDA = 5.5 V

−−

µA

VSDA(H)

HIGH level output voltage

ISDA = 3 mA (sink current)

−−

0.4

CLOCK FREQUENCY (I2C-BUS MODE)

fclk

clock frequency

−−

400

kHz

CHARGE-PUMP OUTPUT: PIN CP

|ICP(H)|

HIGH level input current

(absolute value)

CP = 1

−

100

115

µA

|ICP(L)|

LOW level input current

(absolute value)

CP = 0

−µA

IL(CP)

off-state leakage current

T2 = 0; T1 = 1; T0 = 0

−15

0+15

TUNING VOLTAGE OUTPUT: PIN VT

Itune(off)

leakage current when

switched-off

T2 = 1; T1 = 1; T0 = 0; tuning

supply is 33 V

−−

µA

Vo(tune)

output voltage when loop is

closed

T2 = 0; T1 = 0; T0 = 1; RL =33kΩ;

tuning supply is 33 V

0.3

−

32.7

LOW MIXER (INCLUDING IF PREAMPLIFIER)

fRF(o)

RF operational frequency

−

800

MHz

fRF

RF frequency

fpc; note 1

43.25

−

161.25

MHz

voltage gain

TDA6508; TDA6509; IF output

loaded with 1.25 k

Ω

fRF = 46 MHz; see Fig.10

fRF = 164 MHz; see Fig.10

TDA6508A; TDA6509A; IF output

loaded with 75

Ω

fRF = 46 MHz; see Fig.11

fRF = 164 MHz; see Fig.11

noise ﬁgure

fRF = 50 MHz; see Figs 12 and 13

−

810

fRF = 150 MHz; see Fig.13

−

810

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

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