MH88520-1 参数 Datasheet PDF下载

Preliminary Information

Absolute Maximum Ratings

†

Parameter

1

Voltage Supplies

Referenced to GND

Symbol

V

DD

V

EE

V

Bat

2

3

4

5

Clamp Diode Breakdown Voltage-V

Ref

to RGND

Operating Temperature

Storage Temperature

Power Dissipation

V

RLY

T

AMB

T

S

P

D

0

-55

Min

-0.3

-15

-35

MH88520-1

Max

+15

0.3

0.3

+32

+70

+125

4

Units

V

V

V

V

°C

°C

Watt

† Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.

AC Electrical Characteristics

†

Voltages are with respect to ground (V

SS

), TA = 25°C, unless otherwise stated.

Test conditions unless noted, V

DD

=5V, V

EE

=-5V, V

Bat

=-24V).

Characteristics

1

2

Junctor to Differential Output

(tip-ring) Gain

Differential; Input (tip-ring) to

Junctor Gain

On/Off Hook Detection Threshold

Loop Current

Transhybrid Loss

Passband Frequency Response

Power Supply

Rejection Ratio

(@ Junctor)

V

BAT

V

DD

V

EE

Sym

Min

Typ

‡

-7.0

0.0

Max

0

Units

dB

dB

Test Conditions

1kHz, 0.5V source on

pin 16. Note 2

1kHz, 0.5V Source

Applied on pins 1&3

Note 1, 2

Note 1

Notes 1,2

3

4

5

6

I

Thresh

8.0

10

30

±1.0

12

mA

dB

dB

dB

dB

dB

dB

dB

Ω

dB

3

105

dB

V

RMS

Ηz

dBmp

dBmp

dB

Notes 1,2

200Hz - 3400Hz

Notes 1,2. Ripple

0.1V 1kHz

Notes 1,2

1kHz, 0.5V

Notes 1

PSRR

PSRR

PSRR

CMRR

46

Z

OJ

18

30

40

40

40

50

604

30

7

8

9

10

11

12

13

14

Common Mode Rejection Ratio

(Tip and Ring to Junctor)

Longitudinal Balance

Junctor Output Impedance

Return Loss at Tip, Ring

Max. Signal Level

Max. Ringing Voltage

Max. Ringing Frequency

Idle Channel Noise

at T-R

at Junctor

1kHz Notes 1,2

Notes 1,2

25

N

TR

N

J

-80

-80

30

60

-70

-75

Notes 1,2

Notes 1,2

15

Mute Attenuation

† Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.

‡ Typical figures are at 25°C with nominal+ 5V supplies and are for design aid only: not guaranteed and not subject to production testing.

Note 1: 754Ω connected between JUNCTOR (pin 16) and 0V.

Note 2: German Impedance connected between TIP (A) (pin 1) and RING (B) (pin 3).

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