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 Maxi-

mum 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 expo-

sure to extreme conditions may affect device reliability.

Electrical Characteristics

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

No load

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

5.5

V

Memory Retention Current 1V On-hook

¾

0.1

0.2

mA

Input Low Voltage

¾¾

¾

Input High Voltage

¾¾

¾

V

XMUTE Leakage Current

¾

No entry

¾¾

1

mA

1

¾¾

mA

HKS Pin Input Current

¾¾

0.1

mA

HFI Pull-low Resistance

¾

200

¾

kW

HDI Pull-high Resistance

¾

200

¾

kW

M/B Pull-high Resistance

¾

200

¾

kW

HST Pull-low Resistance

¾

200

¾

kW

-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

HDO Pin Source Current

-1

¾¾

mA

HDO Pin Sink Current

1

¾¾

mA

KT Pin Source Current

-1

¾¾

mA

KT Pin Sink Current

1

¾¾

mA

HT9320

8

July 21, 1999