
HT9320F
22-Memory Tone/Pulse Dialer
Selection Table
1
January 12, 2000
General Description
The HT9320F, originally designed to meet the
French standard, is a CMOS LSI for telecommuni-
cationsystems.Throughresistoroptionmatrix,the
HT9320Fcanberevisedtomeetotherdialingspec-
ifications like; M/B ratio, Pause duration, Pulse
number and Inter-digit pause time.
The HT9320F offers versatile functions such
as: Hold-line, Hand-free and LCD dialing num-
ber display interface, all of which are suitable
for feature phone applications.
The HT9320F also provides SA, Redial and 20
one-touch/two-touch/three-touch memory dial-
ing. If the keyboard includes M1~ M20 keys, it
can be used as one-touch memory dialing. Other-
wise, it work as two-touch (PAGE
three-touch(A
PAGE
speed dialing in either pulse or tone mode.
M1~M10) or
0~9)memorydialingfor
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Features
French specification
Operating voltage: 2.0V~5.5V
Low standby current
Lowmemoryretentioncurrent:0.1 A(typ.)
Tone/pulse switchable
Interface with LCD driver
16 digits for each memory
32 digits for redialing
32 digits for SA memory dialing
One-key redialing
Pause and P
T key for PBX
Flash as control key only
3.58MHz crystal or ceramic resonator
Hand-free control
Hold-line control
Pause can be saved for redialing
Resistor options
–
M/B ratio
–
Pause duration
–
Pulse number
–
Inter-digit pause for 10pps
Memory number: 22 memories
Patent Number: 64097, 86474, 113235(R.O.C.), 5424740(U.S.A.)