74AHC123 Philips Semiconductors, 74AHC123 Datasheet
74AHC123
Available stocks
Related parts for 74AHC123
74AHC123 Summary of contents
Page 1
... DATA SHEET 74AHC123A; 74AHCT123A Dual retriggerable monostable multivibrator with reset Product specification File under Integrated Circuits, IC06 INTEGRATED CIRCUITS 2000 Mar 15 ...
Page 2
... The ‘123’ is identical to the ‘423’ but can be triggered via the reset input. ) and capacitor EXT 2 Product specification 74AHC123A; 74AHCT123A , which also inhibits the D to the input gate makes shown in the function table. Figs 8 and 9 ...
Page 3
... EXT pF MHz; notes 1 L and EXT Product specification 74AHC123A; 74AHCT123A TYPICAL CONDITIONS AHC = 5.1 EXT 5.6 or GND where: CC UNIT AHCT 5 ...
Page 4
... C 74AHC123APW 74AHCT123AD 74AHCT123APW 2000 Mar ( ( (3) (3) H (3) H PACKAGES PINS PACKAGE TSSOP TSSOP 4 Product specification 74AHC123A; 74AHCT123A OUTPUTS nQ H (2) H (2) H (4) (4) (4) MATERIAL CODE plastic SOT109-1 plastic SOT403-1 plastic SOT109-1 plastic SOT403-1 ...
Page 5
... EXT ground ( supply voltage handbook, halfpage EXT /C EXT 1C EXT Product specification 74AHC123A; 74AHCT123A DESCRIPTION 1C EXT 14 2C EXT 1R EXT /C EXT 15 2R EXT /C EXT Fig ...
Page 6
... CX 7 RCX 9 & MNA516 Fig.3 IEC logic symbol. 2000 Mar 15 handbook, halfpage Product specification 74AHC123A; 74AHCT123A 1C EXT 14 2C EXT 1R EXT /C EXT 15 2R EXT /C EXT MNA517 Fig.4 Functional diagram. ...
Page 7
... For minimum noise generation recommended to ground pins 6 (2CEXT) and 14 (1CEXT) externally to pin 8 (GND). 2000 Mar Fig.5 Logic diagram (one flip-flop). 7 Product specification 74AHC123A; 74AHCT123A nR EXT /C EXT V CC MNA518 Q Q ...
Page 8
... EXT capacitor 2000 Mar EXT MNA519 CONDITIONS MIN. 2 see DC and AC characteristics per device V = 3 > 74AHC123A; 74AHCT123A 74AHC 74AHCT TYP. MAX. MIN. TYP. 5.0 5.5 4.5 5.0 5 +25 +85 40 +25 40 +25 +125 40 +25 100 ...
Page 9
... V; note < 0 > note 1 0.5 V < V < 0 for temperature range +125 C; note 2 derates linearly with 8 mW/K. D derates linearly with 5.5 mW/ Product specification 74AHC123A; 74AHCT123A MIN. MAX. UNIT 0.5 +7.0 V 0 ...
Page 10
... GND; note GND 5 5 GND GND; note 1 4.5 5.5 V and pin OFF-state during test. CC EXT EXT 10 Product specification 74AHC123A; 74AHCT123A amb + +125 TYP. MAX. MIN. MAX. MIN. MAX. 1.5 1.5 2.1 2.1 3.85 3.85 0.5 0.5 0.9 0.9 1.65 1.65 2.0 1.9 1.9 3.0 2.9 2.9 4.5 4.4 4.4 2.48 2.40 3 ...
Page 11
... 5 GND 5 GND 4 GND; note 1 5.5 V and pin OFF-state during test. CC EXT EXT 11 Product specification 74AHC123A; 74AHCT123A amb + +125 TYP. MAX. MIN. MAX. MIN. MAX. 2.0 2.0 0.8 0.8 4.5 4.4 4.4 3.8 3.70 0 0.1 0.1 0.36 0.44 0.25 2.5 0.1 1.0 4.0 40 380 500 ...
Page 12
... Philips Semiconductors Dual retriggerable monostable multivibrator with reset AC CHARACTERISTICS Type 74AHC123A GND = 3.0 ns SYMBOL PARAMETER V = 3.0 to 3.6 V; note propagation delay; PHL PLH nA nQ, nQ propagation delay nQ propagation delay nQ (reset) propagation delay; nA propagation delay; ...
Page 13
... Figs 7 and pF EXT EXT see Figs 7 and pF; EXT EXT see Figs 7 and pF; EXT EXT see Figs 7 and 11 13 Product specification 74AHC123A; 74AHCT123A amb + +125 60 1.5 5.1 12 1.0 14.0 1.0 5.6 12.9 1.0 15.0 1.0 4.4 9.4 1.0 11.0 1.0 7 ...
Page 14
... EXT Figs 8, 9 and 0.01 F; EXT see EXT Figs 8, 9 and 10 = 3.3 V and amb = 5.0 V and amb ( Product specification 74AHC123A; 74AHCT123A amb + +125 5.0 5.0 5.0 5.0 5.0 5.0 100 200 240 100 110 90 110 ...
Page 15
... EXT note 2; EXT see Figs 8, 9 and 0. EXT EXT note 2; see Figs 8, 9 and 0.1 F; 0.9 EXT EXT note 2; see Figs 8, 9 and 10 15 Product specification 74AHC123A; 74AHCT123A amb + +125 5.0 12 1.0 14 1.0 5.2 12.9 1.0 15.0 1.0 4.7 9.4 1.0 11 1.0 7 ...
Page 16
... MIN. TYP. MAX. MIN. MAX. MIN. MAX 100 pF EXT see EXT Figs 8, 9 and 0.01 F; EXT see EXT Figs 8, 9 and 10 = 5.0 V and amb ( Product specification 74AHC123A; 74AHCT123A amb + +125 60 1 (nF). EXT EXT UNIT ns s ...
Page 17
... D retrigger time. 2000 Mar 15 ( PLH ( ( (1) ( INPUT OUTPUT 50 1 Product specification 74AHC123A; 74AHCT123A ( ( PHL t PLH PHL t PLH t PHL MNA520 ...
Page 18
... Fig.8 Output pulse control using retrigger pulse; nR handbook, full pagewidth nB input nR D input nQ output Fig.9 Output pulse control using reset input nR 2000 Mar Product specification 74AHC123A; 74AHCT123A MNA521 = HIGH MNA522 ; nA = LOW. D ...
Page 19
... Definitions for test circuit load capacitance including jig and probe capacitance (See Chapter “AC characteristics”). termination resistance should be equal to the output impedance Z T Fig.11 Load circuitry for switching times. 19 Product specification 74AHC123A; 74AHCT123A open GND ...
Page 20
... detail 6.2 1.0 0.7 1.05 0.25 0.25 5.8 0.4 0.6 0.244 0.039 0.028 0.041 0.01 0.01 0.228 0.016 0.020 EUROPEAN PROJECTION Product specification 74AHC123A; 74AHCT123A SOT109 ( 0.7 0.1 0 0.028 0.004 0.012 ISSUE DATE 97-05-22 99-12-27 ...
Page 21
... SOT403-1 2000 Mar 2.5 scale (1) ( 0.30 0.2 5.1 4.5 6.6 0.65 0.19 0.1 4.9 4.3 6.2 REFERENCES JEDEC EIAJ MO-153 21 Product specification 74AHC123A; 74AHCT123A detail 0.75 0.4 1.0 0.2 0.13 0.50 0.3 EUROPEAN PROJECTION SOT403 ( 0. ...
Page 22
... Contact time must be limited to 10 seconds 300 C. When using a dedicated tool, all other leads can be soldered in one operation within seconds between 270 and 320 C. 22 Product specification 74AHC123A; 74AHCT123A ...
Page 23
... Philips for any damages resulting from such improper use or sale. 2000 Mar 15 SOLDERING METHOD WAVE not suitable (2) not suitable suitable (3)(4) not recommended (5) not recommended 23 Product specification 74AHC123A; 74AHCT123A (1) REFLOW suitable suitable suitable suitable suitable ...
Page 24
... Tel. +46 8 5985 2000, Fax. +46 8 5985 2745 Switzerland: Allmendstrasse 140, CH-8027 ZÜRICH, Tel. +41 1 488 2741 Fax. +41 1 488 3263 Taiwan: Philips Semiconductors, 6F, No. 96, Chien Kuo N. Rd., Sec. 1, TAIPEI, Taiwan Tel. +886 2 2134 2886, Fax. +886 2 2134 2874 Thailand: PHILIPS ELECTRONICS (THAILAND) Ltd., 209/2 Sanpavuth-Bangna Road Prakanong, BANGKOK 10260, Tel ...