KS58015D Samsung, KS58015D Datasheet

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KS58015D

Manufacturer Part Number
KS58015D
Description
DTMF dialer for binary data-in
Manufacturer
Samsung
Datasheet

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Part Number:
KS58015D
Manufacturer:
SAMSUNG
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Part Number:
KS58015D
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SAMSUNG
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KS58015D
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KS58015
INTRODUCTION
The KS58015 is a DTMF dialer for 4 bit binary data input from
microprocessor. When the tone enable input low, the oscillator is in-
hibited and the device is in a low power consumption at standby mode.
On the low to high transition of tone enable, data is latched into the
device and selected the standard DTMF signals.
The N-channel open drain output provides a MUTE output during tone
generation.
FEATURES
BLOCK DIAGRAM
OSC OUT
Direct interface with microprocessor
Generates 16 standard tones
Uses inexpensive TV crystal or ceramic resonator
(3.579545MHz)
Very low total harmonic distortion
Low power standby mode
Binary data inputs with latches
Wide Operating Voltage : 2.5 ~ 8.0V
OSC IN
TEN
GS
ST
D0
D1
D2
D3
CONTROL
CIRCUIT
DAT A
LATCH &
DECODER
OSC
V
V
DD
S S
4
Fig.1
DTMF DIALER FOR BINARY DATA-IN
ORDERING INFORMATION
ROW & COLUMN
TONE COUNTER
KS58015N
KS58015D
D/A
CONVER TER &
MIXING
MUTE LOGIC
Device
14-DIP-300
14-SOP-225B
14-DIP-300
14-SOP-225B
Package
Operating Temperature
- 30 C ~ + 70 C
MUTE
TONE OUT

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KS58015D Summary of contents

Page 1

... D0 D1 DAT A LATCH & D2 DECODER D3 DTMF DIALER FOR BINARY DATA-IN 14-DIP-300 14-SOP-225B ORDERING INFORMATION Device Package Operating Temperature KS58015N 14-DIP-300 KS58015D 14-SOP-225B V DD MUTE LOGIC ROW & COLUMN TONE COUNTER 4 D/A CONVER TER & MIXING Fig MUTE TONE OUT ...

Page 2

KS58015 PIN CONFIGURATION OSC IN OSC OUT PIN DESCRIPTION Pin No Symbol 1 V Positive supply input DD Tone enable input. An internal pull-up resistor chip. When this pin connects to logic ‘low’, the oscillator is inhibited ...

Page 3

KS58015 ABSOLUTE MAXIMUM RATINGS Characteristic Supply Voltage MUTE Voltage Input Voltage Power Dissipation Operating Temperature Storage Temperature ELECTRICAL CHARACTERISTICS (V = 0V, 2V<V <8V 3.579545MHz unless otherwise noted OSC Characteristic Symbol Operating ...

Page 4

KS58015 TABLE 2. FUNCTION TABLE Key Board Equivalent ...

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