Approximate internal connection circuits

Absolute Maximum Ratings

Supply Voltage ............................................

-0.3V to 6V

Storage Temperature ............................

-50°Cto125°C

Operating Temperature...........................

-20°Cto75°C

Note: These are stress ratings only. Stresses exceeding the range specified under

²Absolute Maximum Ratings² may

cause substantial damage to the device. Functional operation of this device at other conditions beyond those

listed in the specification is not implied and prolonged exposure to extreme conditions may affect device reliabil-

ity.

Electrical Characteristics

°C

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Conditions

Operating Voltage

¾¾

2

¾

5.5

V

Operating Current

2.5V

Pulse

Off-hook

Keypad entry

¾

0.2

1

mA

Tone

¾

0.6

2

mA

Standby Current

1V

On-hook, no load

No entry

¾¾

1

mA

Memory Retention Voltage

¾¾

1

¾

5V

Memory Retention Current

1V

On-hook

¾

0.1

0.2

mA

Input Low Voltage

¾¾

¾

V

Input High Voltage

¾¾

¾

V

XMUTE Leakage Voltage

¾

No entry

¾¾

1

mA

XMUTE Sink Current

1

¾¾

mA

HKS Pin Input Current

¾

0.1

mA

HFI Pull- High Resistance

¾

200

¾

k

W

Keypad Pin Source Current

-4

¾-40

mA

Keypad Pin Sink Current

200

400

¾mA

HFO Pin Source Current

-1

¾¾

mA

HFO Pin Sink Current

1

¾¾

mA

MODEO Sink Current

0.6

3.5

¾

mA

HT93214 Series

Rev. 1.10

4

October 2, 2002

N M O S O U T

C M O S I N / O U T

C M O S O U T

C M O S I N

P u l l - L o w

C M O S I N

P u l l - H i g h

C M O S I N

O S C I L L A T O R

X 1

X 2

E N

1 0 M

2 0 P

1 0 P