4x4 matrix keyboard
Abstract: IN91210EN DIP SWITCH 10 PIN DSA009161 voltage protection using dtmf
Text: TECHNICAL DATA IN91210E Tone/Pulse Dialer High-Performance Silicon-Gate CMOS The IN91210E is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58 MHz crystal or ceramic resonator. It provides dialing pulse DP or dual tone multi-frequency (DTMF)
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IN91210E
IN91210E
IN91210EN
32-digor(
4x4 matrix keyboard
IN91210EN
DIP SWITCH 10 PIN
DSA009161
voltage protection using dtmf
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datasheet for 4x4 keyboard
Abstract: 16 key 4x4 DTMF 4x4 keyboard DTMF tone Dialer 4X4 MATRIX KEY key board matrix KK91210E KK91210EN 4x4 matrix keyboard
Text: TECHNICAL DATA KK91210E Tone/Pulse Dialer High-Performance Silicon-Gate CMOS The KK91210E is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58 MHz crystal or ceramic resonator. It provides dialing pulse DP or dual tone multi-frequency (DTMF)
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KK91210E
KK91210E
32-digit
001AC)
datasheet for 4x4 keyboard
16 key 4x4 DTMF
4x4 keyboard
DTMF
tone Dialer
4X4 MATRIX KEY
key board matrix
KK91210EN
4x4 matrix keyboard
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IL91210EN
Abstract: datasheet for 4x4 keyboard IL91210E
Text: TECHNICAL DATA IL91210E Tone/Pulse Dialer High-Performance Silicon-Gate CMOS The IL91210E is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58 MHz crystal or ceramic resonator. It provides dialing pulse DP or dual tone multi-frequency (DTMF)
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IL91210E
IL91210E
32-digit
IL912Figure
001AC)
IL91210EN
datasheet for 4x4 keyboard
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lm 5027 power transistor
Abstract: Silan Semiconductors SC91312 SC91310 c1815 DIP-18 IN4004 SC91316 circuit diagram of keypad interface with dtmf transistor c 9013
Text: Silan Semiconductors SC91310 Series TONE / PULSE DIALER WITH REDIAL FUNCTION DESCRIPTION The SC91310 series are monolithic ICs that provide the necessary signals for either pulse or tone dialing. The SC91310 series feature a redial memory. FEATURES *DTMF / Pulse switchable dialer
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SC91310
DIP-18
100ms
DIP-18-300-2
36MAX
00MIN
lm 5027 power transistor
Silan Semiconductors
SC91312
c1815
DIP-18
IN4004
SC91316
circuit diagram of keypad interface with dtmf
transistor c 9013
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keypad 4x4 timing diagram
Abstract: No abstract text available
Text: SC91310 TONE / PULSE DIALER WITH REDIAL FUNCTION DESCRIPTION The SC91310 series are monolithic ICs that provide the necessary signals for either pulse or tone dialing. The SC91310 series feature a redial memory. FEATURES DIP-18-300-2.54 * DTMF / Pulse switchable dialer
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SC91310
SC91310
DIP-18-300-2
100ms
keypad 4x4 timing diagram
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keyboard to DTMF
Abstract: HT9201A HT9201B cmos ic for keypad keyboard CIRCUIT diagram keyboard matrix
Text: HT9201A/B Simple Tone Dialer Features • • • Patent Number: 113235 R.O.C. , 5424740(U.S.A.) • • Operating voltage: 2.0V~5.5V Low standby current 4x4 keyboard matrix 3.58MHz crystal or ceramic resonator Four flash key times selectable for the HT9201B
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HT9201A/B
58MHz
HT9201B
HT9201A/B
HT9201A
HT9201B
HT9201A
keyboard to DTMF
cmos ic for keypad
keyboard CIRCUIT diagram
keyboard matrix
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h945
Abstract: transistor h945 h945 transistor transistor C2001 data sheet transistor h945 C2001 R1810K keyboard to DTMF H945 P VT5-H945
Text: IL91210EN TONE/PULSEDIALER The IL91210EN is a single-chip, silicon gate, CMOS integrated circuit with an on-chip oscillator for a 3.58 MHz crystal or ceramic resonator. It provides dialing pulse DP or dual tone multi-frequency (DTMF) dialing. A standard 4x4 matrix keyboard can be used to support either DP or DTMF modes.
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IL91210EN
IL91210EN
32-digit
INFORM30pF
VT3-2N5551
VT4-2N5401
VT2-H945
VT1-H945
VT5-H945
VT7-H945
h945
transistor h945
h945 transistor
transistor C2001
data sheet transistor h945
C2001
R1810K
keyboard to DTMF
H945 P
VT5-H945
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HT16XX
Abstract: HT93214 HT93215 pulse make
Text: HT93214/5 1-memory Tone/Pulse Dialer Features • • • • • • • • Patent Number: 86474, 84545 R.O.C. • • • • • • • • • Operating Voltage: 2.0V~5.5V Low standby current Low memory retention current: 0.1uA (Typ.) Tone/Pulse switchable
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HT93214/5
58MHz
HT93214
HT16XX
HT93215
pulse make
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HT16XX
Abstract: HT9302G HT3810 HT9302 RK31 HT9302XT
Text: HT9302 Series 1-Memory/2-Memory Tone/Pulse Dialer Features • • • • • • • • • • • • Patent Number: 64097, 86474, 64529, 113235 R.O.C. 5424740 (U.S.A.) • • • • • • Universal specification Operating voltage: 2.0V~5.5V Low standby current
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HT9302
58MHz
HT16XX
HT9302G
HT3810
RK31
HT9302XT
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fixed point goertzel
Abstract: dtmf principle msp430 keypad 4x4 KEYPAD 4X4 caller id converter dtmf pushbutton telephones DTMF arslan goertzel TMS320C80 mcu dtmf generator
Text: Raimund Stampa DTMF using software The M16C forces its way into the field of DSP applications Compared with digital terminals, analogue telephones are an attractive alternative. In addition to the price advantage, they offer a number of integrated convenience
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MSP-430
16Bit-Microcontroller
fixed point goertzel
dtmf principle
msp430 keypad 4x4
KEYPAD 4X4
caller id converter dtmf
pushbutton telephones DTMF
arslan
goertzel
TMS320C80
mcu dtmf generator
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4x4 keypad to bcd
Abstract: IN4148X4 4x4 keyboard in4148 IN4148X SC9302D datasheet for 4x4 keyboard IN4-148 KT 839 4X4 keypad Encoder IC
Text: Silan Semiconductors SC9302 Series 1-MEMORY/2-MEMORY TONE/PULSE DIALER DESCRIPTION The SC9302 series tone/pulse dialers are CMOS LSIs for the telecommunication system. They are designed to meet various dialing specifications through resistor options matrix.
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SC9302
SC9302X
SC9302/F/G/H
SC9302XT
SC9302XLT
SDIP-24
4x4 keypad to bcd
IN4148X4
4x4 keyboard
in4148
IN4148X
SC9302D
datasheet for 4x4 keyboard
IN4-148
KT 839
4X4 keypad Encoder IC
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in4148
Abstract: KT 839 IN4148X4 4x4 matrix keypad and diagram simple datasheet for 4x4 keyboard SC9302 SC9302A SC9302B SC9302D rk41
Text: SC9302 series 2-MEMORY T/P DIALER WITH REDIAL & HANDFREE,HOLD FUNCTION DESCRIPTION The SC9302 series tone/pulse dialers are CMOS LSIs for the telecommunication system. They are designed to meet various dialing specifications through resistor options matrix.
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SC9302
SC9302X
SC9302/F/G/H
SC9302XT
SC9302XLT
in4148
KT 839
IN4148X4
4x4 matrix keypad and diagram simple
datasheet for 4x4 keyboard
SC9302A
SC9302B
SC9302D
rk41
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LC7367J
Abstract: LC7367JM
Text: Ordering number:ENN3095A CMOS IC LC7367J, 7367JM DTMF/PULSE Switchable Dialer Package Dimensions unit:mm 3059-DIP22S [LC7367J] 22 12 0.25 7.62 6.4 1 11 21.2 0.95 0.48 1.78 1.7 SANYO : DIP22S unit:mm 3073A-MFP30 [LC7367JM] 16 1 15 0.25 0.4 1.0 0.6 0.65 30
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ENN3095A
LC7367J,
7367JM
3059-DIP22S
LC7367J]
DIP22S
073A-MFP30
LC7367JM]
45max
58MHz)
LC7367J
LC7367JM
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LC7367J
Abstract: LC7367JM debounce IC MC speed dial circuit 3059 npn transistor
Text: Ordering number:ENN3095A CMOS IC LC7367J, 7367JM DTMF/PULSE Switchable Dialer Package Dimensions unit:mm 3059-DIP22S [LC7367J] 22 12 0.25 7.62 6.4 1 11 21.2 0.95 0.48 1.78 1.7 SANYO : DIP22S unit:mm 3073A-MFP30 [LC7367JM] 16 1 15 0.25 0.4 1.0 0.6 0.65 30
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ENN3095A
LC7367J,
7367JM
3059-DIP22S
LC7367J]
DIP22S
073A-MFP30
LC7367JM]
45max
58MHz)
LC7367J
LC7367JM
debounce IC MC
speed dial circuit
3059 npn transistor
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HT9202F
Abstract: HT9202H HT9202G ht16xx 4x4 keyboard ht9202c HT9202A DIALER HT9202 4x4 matrix keypad block diagram
Text: HOLTEK H r HT9202A/B/C/D/F/G/H/L/S 1-Memory/2-Memory Tone/Pulse Dialer Faxback Doc. # 9007546 Features • • • • • • • • • • • • • • • • • U niversal specification O perating voltage: 2.0V-5.5V Low stand-by cu rren t Low mem ory retention current: 0. ljtA Typ.
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HT9202A/B/C/D/F/G/H/US
58MHz
HT9202L
HT9202A/B/C/D/S:
300Hz
3500Hz)
HT9202
HT9202F
HT9202H
HT9202G
ht16xx
4x4 keyboard
ht9202c
HT9202A
DIALER
4x4 matrix keypad block diagram
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TIC COL 02
Abstract: Mostek MK5087 AY-5-9559 MK5087 mostek SINGLE CHIP TELEPHONE IC
Text: G LN LR A l INSTRUMEJVT AY-5-9559 Dual Tone Multi-Frequency Dialer FEATURES • ■ ■ ■ ■ ■ ■ ■ PIN C O N FIG UR A TIO N Pin fo r pin com patible w ith AMI S2559 2.5V to 10V supply voltage Uses 3.58MHz crystal to provide high accuracy tones 4 x 3 m atrix single contact or 2 of 8 “ telephone-type”
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AY-5-9559
S2559
58MHz
AY-5-9559
TIC COL 02
Mostek MK5087
MK5087 mostek
SINGLE CHIP TELEPHONE IC
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Untitled
Abstract: No abstract text available
Text: _ PRELIMINARY W91330 SERIES TONE/PULSE DIALER WITH HANDFREE AND KEYTONE FUNCTION GENERAL DESCRIPTION The W91330 series are Si-gate CMOS IC that provide necessary signal for either Pulse or Tone dialing. It features Handfree dialing, and Keytone. FEATURES • DTMF/PULSE switchable dialer.
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W91330
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3x4 matrix keypad
Abstract: s2569a 25010V s2569
Text: GOULD 4055916 GOULD SEMICONDUCTOR SEMICONDUCTOR DIV DIV •]» GOULD 03E D I 4 0 5 5 ^ 03E 09950 □□□TTSO 1 | D DTMF Tone Generator With Redial Electronics ~T - 7 5 ’- P 7 '0 ^ S2569/S2569A Features □ □ □ □ □ □ General Description The S2569/S2569A are members of the S2559 Tone
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S2569/S2569A
0-10V)
S2569A)
S2569)
S2569.
S2569/A
3x4 matrix keypad
s2569a
25010V
s2569
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LC7363J
Abstract: 3059 npn transistor D-60 LC7363JM
Text: Ordering number: EN3199 CMOS LSI No.3199 LC7363J, 7363JM I DTMF/PULSE Switchable Dialer The LC7363J,7363JM are DTMF/OUTPUT-PULSE dialer CMOS LSIs with redial function for use in pushbutton telephones. Features 1 Low voltage CMOS process for direct operation from telephone line.
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EN3199
LC7363J,
7363JM
LC7363J
7363JM
58MHz)
31-digit
3059 npn transistor
D-60
LC7363JM
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dnpo 11
Abstract: HT9302G trix 4X4 keypad Encoder IC dnpo 12
Text: HOLTEK HT9302GN 1-Memory Tone/Pulse Dialer P a t e n t N u m b e r: 6 4 0 9 7 , 8 6 4 7 4 , 6 4 5 2 9 ,1 1 3 2 3 5 R .O .C . , 5 4 2 4 7 4 0 (U .S.A .) Features 3.58M H z crystal or ceram ic resonator Pause, P —>T can be saved for redialing R esisto r options:
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HT9302GN
T9302G
dnpo 11
HT9302G
trix
4X4 keypad Encoder IC
dnpo 12
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Untitled
Abstract: No abstract text available
Text: S2579 B A IM I AMERICAN MICROSYSTEMS, INC. DTMF Tone Generator With Binary Input August 1996 Features General Description • Available in 16 pin Small Outline IC Package for Space Savings • Wide Operating Supply Voltage Range 3.0 to 10.0 Volts • Direct Interface to TTL 4-Bit Logic for Binary Inputs
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S2579
58MHz
S2579
10dB/DIV
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A 3198
Abstract: LA8515 LC7364J MC 108 transistor 3059 npn transistor 4X4 MATRIX KEY c 3198 transistor pj 3059
Text: O rdering num ber: EN3198 CMOS LSI LC7364J No.3198 SAiYO i r DTMF/PULSE Switchable Dialer The LC7364J is a DTMF/OUTPUT-PULSE dialer CMOS LSI with redial function for use in pushbutton telephones. Features 1 Low voltage CMOS process for direct operation from telephone line.
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EN3198
7364J
LC7364J
58MHz)
31-digit
LC7364J
A 3198
LA8515
MC 108 transistor
3059 npn transistor
4X4 MATRIX KEY
c 3198 transistor
pj 3059
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Untitled
Abstract: No abstract text available
Text: HDLTEK T T Features • • • • • • • • HT93214/5 1-memory Tone/Pulse Dialer Patent Number: 86474, 84545 R.O.C. • • • • • • • • • O p e ra tin g V oltage: 2.0V~5.5V Low sta n d b y c u rre n t L ow m e m o ry r e t e n t i o n c u r r e n t: O .lu A
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HT93214/5
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BU8326
Abstract: BA4116 BA8215 BA-4116 4X4 KEY PAD bu824 DIP18 BU2630
Text: ICs for Industrial Equipment Information/Communication Phones Speaker, Speaker £ CM •D igital cordless telephone ADPCM transcoder Part No. Supply voltage range (V) f BU8710AKS Function/Feature Package 4 channel AOPCM transcoder designed to meet the '88 G721 recommendation. Space saver at digital base station.
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BU8710AKS
SQFP80
BA6569AFP/S
BA8216
VBA8213/F/FP
BP3511
BP3511
SIP18pin
BA4116FV
100MHz
BU8326
BA4116
BA8215
BA-4116
4X4 KEY PAD
bu824
DIP18
BU2630
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