TDA6502 Datasheet, PDF(18/44 Page) NXP Semiconductors – 5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners

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TDA6502 Datasheet, PDF (18/44 Pages) NXP Semiconductors – 5 V mixers/oscillators and synthesizers for cable TV and VCR 2-band tuners

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Philips Semiconductors

5 V mixers/oscillators and synthesizers for

cable TV and VCR 2-band tuners

Preliminary speciï¬cation

TDA6502; TDA6502A;

TDA6503; TDA6503A

SYMBOL

PARAMETER

CONDITIONS

MIN. TYP. MAX. UNIT

CHIP ENABLE/ADDRESS SELECTION INPUT: PIN CE/AS

VCE/AS(L)

VCE/AS(H)

ICE/AS(H)

ICE/AS(L)

LOW-level input voltage

HIGH-level input voltage

HIGH-level input current

LOW-level input current

VCE/AS = 5.5 V

VCE/AS = 0 V

â10 â

1.5

5.5

ÂµA

CLOCK AND DATA INPUTS: PINS CL AND DA

VCL(L),

VDA(L)

LOW-level input voltage

VCL(H),

VDA(H)

HIGH-level input voltage

ICL(H), IDA(H) HIGH-level input current

VBUS = 5.5 V; VCC = 0 V

VBUS = 5.5 V; VCC = 5.5 V

ICL(L), IDA(L) LOW-level input current

VBUS = 1.5 V; VCC = 0 V

VBUS = 0 V; VCC = 5.5 V

DATA OUTPUT: PIN DA (IN I2C-BUS MODE ONLY)

â10 â

1.5

5.5

ÂµA

IDA(H)

HIGH-level output current

VDA(H)

HIGH-level output voltage

CLOCK FREQUENCY (I2C-BUS MODE)

VDA = 5.5 V

IDA = 3 mA (sink current)

ÂµA

0.4

fclk

clock frequency

400 kHz

CHARGE PUMP OUTPUT: PIN CP

ï£´ICP(H)ï£´

HIGH-level input current

(absolute value)

CP = 1

280 â

ÂµA

ï£´ICP(L)ï£´

LOW-level input current

(absolute value)

CP = 0

ÂµA

ICP(leak)

off-state leakage current

T2 = 0; T1 = 1

â15 â0.5 +15 nA

TUNING VOLTAGE OUTPUT: PIN VT

IVT(off)

leakage current when

switched-off

OS = 1; tuning supply is 33 V

ÂµA

VVT

output voltage when the loop OS = 0; T2 = 0; T1 = 0; T0 = 1;

0.2

32.7 V

is closed

RL = 27 kâ¦; tuning supply is 33 V

Mixer/oscillator part; VCC = 5 V; Tamb = 25 oC; measurements related to the measurement circuit (see Fig.19)

VHF MIXER (INCLUDING IF PREAMPLIFIER)

fRF(o)

fRF

RF operational frequency

RF frequency

voltage gain

noise ï¬gure

note 1

55.25 â

fRF = 57.5 MHz; see Fig.12

17.5 20

fRF = 363.5 MHz; see Fig.12

17.5 20

fRF = 50 MHz; see Figs 13 and 14 â

7.5

fRF = 150 MHz; see Figs 13 and 14 â

7.5

fRF = 300 MHz; see Fig.14

7.5

800

361.25

22.5

MHz

2000 Mar 16

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