SA589 FAMILY

sames

13/14

DC ELECTRICAL CHARACTERISTICS

(V

Condition

Min

Typ

Max

Unit

Notes

Supply voltage:

on-hook

1,8

5,7

V

For memory retention

off-hook

2,4

5,7

V

Hookswitch input: on-hook

0,2 V

DD

off-hook

0,8 V

DD

Supply Current:

on-hook

<0.2

5

µA

V

(See note 1)

off-hook

1,5

µA

See note 1

MF tone sending

1,0

mA

If MF OUT is low

LD impulsing

200

µA

Output High Voltage

2,2

V

I = -1mA

(MASK, MUTE and IMP Outputs)

Output Low Voltage

0,3

V

I = +1mA

(MASK, MUTE and IMP Outputs)

MF OUT d.c. Level During Tone

Sending

0,9V

DD

V

MF OUT Output Resistance

3

K

Ω

'Key Pressed' Resistance

2

K

Ω

2,5V<V

'Key Not Pressed' Resistance

500

K

Ω

2,5V<V

Darlington Pair Current Gain

600

50,000

I

NOTE 1:

Specially tested versions with guaranteed lower on-hook supply current are

available

AC ELECTRICAL CHARACTERISTICS

(V

Condition

Min

Typ

Max

Unit

Notes

Oscillating Frequency

560

kHz

Tone Output:

Low Group

68

77

mVrms

No Load

High Group

97

109 mVrms

No Load

High-to-Low Group Amplitude Ratio

1,5

2

2,5

dB

at MF OUT

Total harmonic Distortion: 0-4KHz

1,5

%

0-10KHz

2,5

%

0-50KHz

5,0

%

0-200KHz

6,5

10

%