STV5712 Просмотр технического описания (PDF) - STMicroelectronics

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STV5712

ADVANCED FM AUDIO PLAY-BACK AND RECORD AMPLIFIER FOR VCR

STMicroelectronics 

STV5712

ELECTRICAL OPERATING CHARACTERISTICS (TA = 25oC unless otherwise specified)

Power Consumption

Note : 1. R1 = 5.6Ω

Parameter

VCC = 5V

Play-Back

Typ.

Max.

25mA

35mA

Record (1)

Typ.

Max.

60mA

80mA

Play-back Mode

VCC = 5V, no load on Pin VOUT

Symbol

ICC1

VCC

FM OUT

Parameter

Supply Current

Supply Voltage

GPB Pre-amplification Gain

∆GPB

eN

iN

CRT

Gain Difference of Output Signal on

Pin FM OUT between Channel 1

and Channel 2

Equivalent Input Voltage Noise

Level

Equivalent Input Current Noise

Crosstalk

FLCPB

FHCPB

CIN

RIN

ZPB

VDCPB

∆VDC

SHPB1

Bandwidth Cut-off Frequency

Input Capacitance Pins H1, H2

Pre-amplifier Input Resistance Pins

H1, H2

Output Impedance

DC Level at Pin FMOUT

Head Switch Offset

Second Harmonic

Test Conditions

Sinus wave 1.6MHz

400mVPP on output,

Input on Pin H1 or H2

Sinus wave 1.6MHz

0.1mVPP on inputs H1 or H2

Input grounded via switching

transistor on Pins H1, H2

Pins H1, H2

Sinus wave 1.6MHz

100µVPP, All switches combinated

-3dB attenuation 50Ω in parallel on

the input

Low

High

At 1.6MHz

DC

Sinus wave 1.6MHz

100µVPP on input 500Ω//100pF

Min. Typ. Max. Unit

25 35

mA

4.75 5 5.25

V

63 68 73

dB

1.2

dB

0.34 0.5 nV ⁄ √Hz

3.6 5.0 pA ⁄ √Hz

-45 -40

dB

0.1

8

45

600

30 50

1.8 2.4 3

150

-45 -40

MHz

MHz

pF

Ω

Ω

V

mV

dB

3/8

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