TDA1318 datasheet(8/24 Pages) PHILIPS

No de pièce	TDA1318

Description	DCC read amplifier

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Fabricant	PHILIPS [NXP Semiconductors]

Site Internet	http://www.nxp.com

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8 / 24 page

April 1996

8

Philips Semiconductors

Preliminary speciﬁcation

DCC read ampliﬁer

TDA1318

THERMAL RESISTANCE

CHARACTERISTICS

VDD = 5 V; VCCM = 5 V; VSS =VEEM = 0 V; fclk = 3.072 MHz; Tamb =25 °C; unless otherwise speciﬁed.

SYMBOL

PARAMETER

THERMAL RESISTANCE

Rth j-a

from junction to ambient in free air

90 K/W

SYMBOL

PARAMETER

CONDITIONS

MIN.

TYP.

MAX.

UNIT

Supply

VDD

supply voltage

4.5

5.0

5.5

V

VCCM

supply voltage feedback

ampliﬁers

4.5

5.0

5.5

V

IDDDCC

supply current DCC part

CS = 1; SD = 1; ADR = 0

21

31

41

mA

CS = 1; SD = 1; ADR = 1

21

31

41

mA

IDDCC

supply current CC

ampliﬁers

CS = 1; SD = 0; ADR = 0

7

9.7

13

mA

CS = 1; SD = 0; ADR = 1

12.5

17.8

24.5

mA

ICCM

supply current feedback

ampliﬁers

note 1

6.0

8.5

12

mA

IDD

supply current

(ADC reference ON)

CS = 0; SD = 1

1.1

1.6

2.2

mA

Itot

total current in OFF state

of IDD and ICCM

CS = 0; SD = 0

−−

300

µA

Vref

reference voltage for DCC

inputs (pin 21)

Io < −1 mA

1.3

1.4

1.5

V

reference voltage for DCC

sense (pin 7)

Io < −20 µA

1.25

1.4

1.55

V

reference voltage for CC

sense (pin 35)

Io < −20 µA

1.25

1.4

1.6

V

reference voltage for ADC

(pin 36)

Io < −2.5 mA

3.2

3.3

3.4

V

DCC part

AMPLIFIER CHANNEL 0 TO 7; NOTE 2

G

ampliﬁer gain

fi = 50 kHz

75

78

81

dB

fi = 100 kHz

75

80

83

dB

∆G

relative gain

fi = 10 kHz; note 3

−14

−12

−10

dB

fi = 300 kHz; note 3

−22

−12

−3dB

VO

DC output voltage

note 4

1.8

2.1

2.4

V

Vos

DC offset voltage between

channels

note 4

−−

300

mV

Vn(ref)

input referred noise

voltage

fi = 50 kHz; Rsource =70 Ω−

1.9

−

nV

√Hz

∆Vn(ref)

3

× standard deviation in

amplitude spread of input

referred noise

fi = 50 kHz; Rsource =70 Ω−

0.5

−

nV

√Hz

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