GL6962 Просмотр технического описания (PDF) - Hynix Semiconductor

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GL6962

Low Voltage Universal Speech Network

Hynix Semiconductor 

GL6962/GL6962A

Electrical Characteristics

Iline = 11 to 140 mA, VEE = 0V, f = 800Hz; Tamb = 25¡ É; unless otherwise specified

SYMBOL

PARAMETER

CONDITION

MIN TYP

Supplies LN and VCC (Pin 1 and 13)

VLN

Voltage drop over circuit

MIC inputs open circuit

Between LN and VEE

Iline = 1mA

-

1.6

Iline = 4mA

-

1.9

Iline = 15mA

3.55 4.0

Iline = 100mA

4.9

5.7

Iline = 140mA

-

-

VLN

Voltage drop over circuit

Iline = 15mA

between LN and VEE with RVA(LN to REG)=68 k§ Ù

-

3.5

external resistor RVA

RVA(REG to SLPE)=39k§ Ù

-

4.5

ICC

Supply current

VCC = 2.8V

-

0.9

VCC

Supply voltage available for Iline = 15mA

peripheral circuitry

GL6962

MUTE = HIGH

IP = 1.2mA

2.2

2.7

IP = 0mA

-

3.4

GL6962A

MUTE = LOW

IP = 1.2mA

2.2

2.7

IP = 0mA

-

3.4

Microphone inputs MIC- and MIC+ (pin 6 and 7)

| Zi |

Input inpedance

Differential

Between MIC- and MIC+ -

64

Single-ended

MIC- or MIC+ to VEE

CMRR Common mode rejection

-

34

-

82

ratio

GV

¥ ÄGvf

Voltage gain MIC+ or MIC-

to LN

Gain variation with

frequency referred to

800Hz

Iline = 15mA

R7 = 68k§ Ù

f = 300 and 3400 Hz

50.5 52.0

- ¡ ¾0.2

MAX

-

-

4.25

6.5

7.5

-

-

1.35

-

-

-

-

-

-

-

53.5

-

UNIT

V

V

V

V

V

V

V

mA

V

V

V

V

k§ Ù

k§ Ù

dB

dB

dB

5

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