key encoder
Abstract: SNOS345A Key rollover 16-Key Encoder
Text: MM54C922,MM54C923,MM74C922,MM74C923 MM54C922 MM74C922 16-Key Encoder MM54C923 MM74C923 20-Key Encoder Literature Number: SNOS345A MM54C922 MM74C922 16-Key Encoder MM54C923 MM74C923 20-Key Encoder General Description An internal register remembers the last key pressed even
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MM54C922
MM54C923
MM74C922
MM74C923
16-Key
MM74C923
20-Key
key encoder
SNOS345A
Key rollover
16-Key Encoder
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LM78L05acza
Abstract: QPROX pin function of ic 7493 mutual capacitance touch screens 2000 QUANTUM CAPACITIVE Quantum Research Group 2N4401 78L05 pin diagram of ic 7493 BAV99
Text: QT60040 LQ 4-KEY CHARGE-TRANSFER IC Creates 4 ‘touch buttons’ through any dielectric Only 1 inexpensive capacitor required Simple 4x1 matrix key geometry 100% drift compensation for lifetime reliability '2' key rollover: senses any 2 keys at same time
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QT60040
14-pin
LM78L05acza
QPROX
pin function of ic 7493
mutual capacitance touch screens 2000
QUANTUM CAPACITIVE
Quantum Research Group
2N4401
78L05
pin diagram of ic 7493
BAV99
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1N4001 general diode sample
Abstract: water level sensor schematic diagram Quantum Research Group object counter circuit rx-2cs diode 1N4001 specifications 1N4001 M1 CHARGE-TRANSFER TOUCH SENSOR 78L05 regulator capacitive touch screen
Text: QMatrix ™ QT60040 4-KEY CHARGE-TRANSFER IC ! ! ! ! ! ! ! ! ! ! ! ! Creates 4 ‘touch buttons’ through any dielectric Only 1 inexpensive capacitor required Simple 4x1 matrix key geometry 100% drift compensation for lifetime reliability '2' key rollover: senses any 2 keys at same time
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QT60040
14-pin
1N4001 general diode sample
water level sensor schematic diagram
Quantum Research Group
object counter circuit
rx-2cs
diode 1N4001 specifications
1N4001 M1
CHARGE-TRANSFER TOUCH SENSOR
78L05 regulator
capacitive touch screen
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MM74C922
Abstract: MM74C922N MM74C923WM MM74C923N key encoder MM74C923 MM74C922WM MS-013 DS006037 16 KEY ENCODERS
Text: Revised April 2001 MM74C922 • MM74C923 16-Key Encoder • 20-Key Encoder General Description Features The MM74C922 and MM74C923 CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented
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MM74C922
MM74C923
16-Key
20-Key
MM74C922
MM74C923
MM74C922N
MM74C923WM
MM74C923N
key encoder
MM74C922WM
MS-013
DS006037
16 KEY ENCODERS
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Untitled
Abstract: No abstract text available
Text: Semiconductor July 1993 MM54C922/MM74C922 16-Key Encoder MM54C923/MM74C923 20-Key Encoder General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or
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OCR Scan
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MM54C922/MM74C922
16-Key
MM54C923/MM74C923
20-Key
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MM94C922
Abstract: MM74C922N MM74C922 MM74C923N MM74C923 MM74C923WM MM74C922WM MS-001 N18A key encoder
Text: Revised January 1999 MM74C922 • MM74C923 16-Key Encoder • 20-Key Encoder General Description The MM74C922 and MM74C923 CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches. The keyboard scan can be implemented by either an external clock or external capacitor. These
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MM74C922
MM74C923
16-Key
20-Key
MM74C922
MM74C923
MM94C922
MM74C922N
MM74C923N
MM74C923WM
MM74C922WM
MS-001
N18A
key encoder
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hex keyboard
Abstract: G80-0488
Text: Issued July 1988 A9091 G80-0488keyboard Stocknumber 650-863 The RS G80-0488 keyboard is a general purpose full ASCII encoded keyboard, supplied housed and with 65 keys. The keyboard has durable 2-shot moulded key caps with the keys featuring 2-key rollover. Each
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A9091
G80-0488
hex keyboard
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ksda
Abstract: bu1851 U1851
Text: GPIO ICs Series Key Encoder IC No.09098EAT03 BU1851GUW ●Description Key Encoder IC can monitor up to 8x8 matrix 64 keys , which means to be adaptable to Qwerty keyboard. We adopt the architecture that the information of the only key which status is changed, like push or release, is encoded into the 8 bits
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09098EAT03
BU1851GUW
64-matr)
R0039A
ksda
bu1851
U1851
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Untitled
Abstract: No abstract text available
Text: GPIO ICs Series Key Encoder IC No.09098EAT03 BU1851GUW ●Description Key Encoder IC can monitor up to 8x8 matrix 64 keys , which means to be adaptable to Qwerty keyboard. We adopt the architecture that the information of the only key which status is changed, like push or release, is encoded into the 8 bits
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09098EAT03
BU1851GUW
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mm74c922
Abstract: 74CD4 MM54C922 MM54C923 MM74C923 Key rollover MM74C922N 74CD
Text: July 1993 MM54C922/MM74C922 16-Key Encoder MM54C923/MM74C923 20-Key Encoder General Description T hese C M OS key encoders provide all th e necessary logic to fu lly encode an array o f SPST sw itches. The keyboard scan can be im plem ented b y e ither an external clo c k or
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OCR Scan
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MM54C922/MM74C922
16-Key
MM54C923/MM74C923
20-Key
mm74c922
74CD4
MM54C922
MM54C923
MM74C923
Key rollover
MM74C922N
74CD
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m74c922
Abstract: MM74C923WM DS006037 MM74C922 MM74C922N MM74C922WM MM74C923 MM74C923N MS-001 MS-013
Text: O ctober 1987 Revised January 1999 S E M IC O N D U C TO R T M MM74C922 • MM74C923 16-Key Encoder • 20-Key Encoder General Description T h e M M 74C 922 and M M 74C 923 C M O S key encoders pro vide all the necessary logic to fully encode an array of
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OCR Scan
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MM74C922
MM74C923
16-Key
20-Key
MM74C922
m74c922
MM74C923WM
DS006037
MM74C922N
MM74C922WM
MM74C923N
MS-001
MS-013
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PDF
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pin diagram of ic 7493
Abstract: Key rollover mutual capacitance touch screens 2000 Quantum Research Group Diode bav99 1N4001 general diode sample how to made capacitive touch keypad QPROX 78L05 850C
Text: QProx ™ QT60040 4-KEY QMATRIX™ CHARGE-TRANSFER IC PRELIMINARY ! ! ! ! ! ! ! ! ! ! ! ! Creates 4 ‘touch buttons’ through any dielectric Only 1 inexpensive capacitor required Simple 4x1 matrix key geometry 100% drift compensation for lifetime reliability
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QT60040
14-pin
pin diagram of ic 7493
Key rollover
mutual capacitance touch screens 2000
Quantum Research Group
Diode bav99
1N4001 general diode sample
how to made capacitive touch keypad
QPROX
78L05
850C
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STB 34
Abstract: No abstract text available
Text: Data Pack A Data Sheet Issued March 1997 232-3030 G80-0488 keyboard RS stock number 650-863 The RS G80-0488 keyboard is a general purpose full ASCII encoded keyboard, supplied housed and with 65 keys. The keyboard has durable 2-shot moulded key caps with the keys featuring 2-key rollover. Each
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G80-0488
mod38
STB 34
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mm74c922n
Abstract: MM74C923 key encoder MM74C922M MM74C923M MM74C922J MM54C922N MM54C922J MM54C923 MM54C923J
Text: MM54C922 MM74C922 16-Key Encoder MM54C923 MM74C923 20-Key Encoder General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches The keyboard scan can be implemented by either an external clock or external capacitor These encoders also have on-chip pullup devices which permit switches with up to 50 kX on resistance to be used No diodes in the switch array are needed
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MM54C922
MM74C922
16-Key
MM54C923
MM74C923
20-Key
mm74c922n
key encoder
MM74C922M
MM74C923M
MM74C922J
MM54C922N
MM54C922J
MM54C923J
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hc 4066
Abstract: IC Tlc 2272 Quantum Research Group QT60320-S water level indicator using 4 led using ic 4066 megamax hc4066 st low cost eeprom programmer circuit diagram XPLA QT60320
Text: 32-KEY QMATRIX CHARGE-TRANSFER IC PRELIMINARY Creates 32 ‘touch buttons’ through any dielectric 100% autocal for life - no adjustments required 'N' key rollover: senses all 32 keys in parallel Keys individually adjustable for sensitivity
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32-KEY
44-pin
hc 4066
IC Tlc 2272
Quantum Research Group
QT60320-S
water level indicator using 4 led using ic 4066
megamax
hc4066 st
low cost eeprom programmer circuit diagram
XPLA
QT60320
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54C922
Abstract: MM74C923 16-key encoder MM74C922N MM54C922J 16-KEY 5962-87521 MM74C922J 16 key encoder
Text: MM54C922 MM74C922 16-Key Encoder MM54C923 MM74C923 20-Key Encoder General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST switches The keyboard scan can be implemented by either an external clock or external capacitor These encoders also have on-chip pullup devices which permit switches with up to 50 kX on resistance to be used No diodes in the switch array are needed
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MM54C922
MM74C922
16-Key
MM54C923
MM74C923
20-Key
54C922
16-key encoder
MM74C922N
MM54C922J
5962-87521
MM74C922J
16 key encoder
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Untitled
Abstract: No abstract text available
Text: STMPE2403 24-bit Enhanced port expander with Keypad and PWM controller Xpander logic Features • 24 GPIOs ■ Operating voltage 1.8V ■ Hardware key pad controller 8*12 matrix max ■ 8 Special Function Key support ■ 3 PWM (8 bit) output for LED brightness control
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STMPE2403
24-bit
STMPE2403
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i2c keypad
Abstract: KPY10 STMPE2401 STMPE2403 STMPE2403TBR Keypad Controller M1C1 M1C-1 N5863
Text: STMPE2403 24-bit Enhanced port expander with Keypad and PWM controller Xpander logic Features • 24 GPIOs ■ Operating voltage 1.8V ■ Hardware key pad controller 8*12 matrix max ■ 8 Special Function Key support ■ 3 PWM (8 bit) output for LED brightness control
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STMPE2403
24-bit
STMPE2403
i2c keypad
KPY10
STMPE2401
STMPE2403TBR
Keypad Controller
M1C1
M1C-1
N5863
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transistor 010C
Abstract: AN582 20A4 16C74 1d msd lcd LM032L LM032L LM032L SPECIFICATIONS NC26 NC38
Text: M Author: AN582 Low-Power Real-Time Clock the selected units values are displayed. Upon key release, the Timer counts out one second and begins flashing the selected units. The CLR_MIN Key S3 clears the minutes and seconds. CLR_MIN is useful for exactly setting the time
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AN582
PIC16CXXX
D-81739
transistor 010C
AN582
20A4
16C74
1d msd
lcd LM032L
LM032L
LM032L SPECIFICATIONS
NC26
NC38
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Untitled
Abstract: No abstract text available
Text: STMPE2403 24-bit Enhanced port expander with Keypad and PWM controller Xpander logic Features • 24 GPIOs ■ Operating voltage 1.8V ■ Hardware key pad controller 8*12 matrix max ■ 8 Special Function Key support ■ 3 PWM (8 bit) output for LED brightness control
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STMPE2403
24-bit
STMPE2403
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resistance 10k ohm
Abstract: MM54C923 MM54C923J-MIL
Text: MICROCIRCUIT DATA SHEET Original Creation Date: 10/26/95 Last Update Date: 05/19/97 Last Major Revision Date: 04/02/97 MNMM54C923-X REV 1A0 20-KEY ENCODER General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST
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MNMM54C923-X
20-KEY
resistance 10k ohm
MM54C923
MM54C923J-MIL
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MM54C922J
Abstract: MM54C922J/883 5962-8752101VA MM54C922 MNMM54C922-X 5962-87521 16 key encoder
Text: MICROCIRCUIT DATA SHEET Original Creation Date: 10/26/95 Last Update Date: 05/19/97 Last Major Revision Date: 04/02/97 MNMM54C922-X REV 1A0 16-KEY ENCODER General Description These CMOS key encoders provide all the necessary logic to fully encode an array of SPST
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MNMM54C922-X
16-KEY
MM54C922J
MM54C922J/883
5962-8752101VA
MM54C922
5962-87521
16 key encoder
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0105 0003
Abstract: lcd LM032L AN582 k3303 lm032l lcd 16C74 1d msd LM032L NC26 NC38
Text: M Author: AN582 Low-Power Real-Time Clock the selected units values are displayed. Upon key release, the Timer counts out one second and begins flashing the selected units. The CLR_MIN Key S3 clears the minutes and seconds. CLR_MIN is useful for exactly setting the time
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AN582
PIC16CXXX
DS00582B-page
0105 0003
lcd LM032L
AN582
k3303
lm032l lcd
16C74
1d msd
LM032L
NC26
NC38
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74C923
Abstract: m74c922 mm74c923wm 1115Y1 oc203 IC 74C923 MM74C923N
Text: I R C H I L D October 1987 Revised January 1999 SEMICONDUCTOR TM General Description Features • 50 kQ maximum switch on resistance ■ On-chip row pull-up devices ■ 2 key roll-over ■ Keybounce elimination with single capacitor ■ Last key register at outputs
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OCR Scan
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MM74C922
MM74C923
16-Key
20-Key
MM74C922
74C923
m74c922
mm74c923wm
1115Y1
oc203
IC 74C923
MM74C923N
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