TB1004AF TOSHIBA | Alldatasheet
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TOSHIBA Bi-CMOS INTEGRATED CIRCUIT SILICON MONOLITHIC
FEATURES
@ MOS IC with 22-stage binary counter. @ Built-in initialize circuit. @ Built-in voltage detection comparator. d © Wide range timer setting. Fy ide range timer setting. * Wr er STIHKKSS @ Low power dissipation current. PU @ Suitable for Ni-cd battery charger. SSOP10-P-225-1.00 BLOCK DIAGRAM Weight : 0.19 (Typ.) osc3O} von
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| 22817 COUNTER Q22 TIMER cwp* — | LL P our i>o- iS Qi d IR 1 > a | TIMER RESETO} {po > LD ourz Do {Ss Q| _ q _ Q IR R R rs | 2610016802 @ TOSHIBA is continually working to improve the quality and the reliability of its products. Nevertheless, semiconductor devices in general can malfunction or fail due to their inherent electrical sensitivity and vulnerability to physical stress. It is the responsibility of the buyer, when utilizing TOSHIBA products, to observe standards of safety, and to avoid situations in which a malfunction or failure of a TOSHIBA product could cause loss of human life, bodily injury or damage to property. In developing your designs, please ensure that TOSHIBA products are used within specified operating ranges as set forth in the most recent products specifications. Also, please keep in mind the precautions and conditions set forth in the TOSHIBA Semiconductor Reliability Handbook. 1997-04-07 1/6
FUNCTION DESCRIPTION ON EACH TERMINAL PIN No. | SYMBOL FUNCTION | 1 [ osci Oscillation input terminal Osc2 Oscillation input terminal | 3 | osc3 Oscillation input terminal cwp- Comparator minus (-) side input terminal "L" : Timer mode, “H” : Timer over voltage detection mode | 6 | RESET _ [Reset terminal (H-L : inside reset) 7 cip+ Comparator plus (+) side input terminal "H" : Timer mode, “L” : Timer over voltage detection mode | 8 [TIMER OUT2|Timer output terminal 2 (TIMER OUT1) (N-ch open drain, sink max. 5mA) | 9 [TIMER OUT1| Timer output terminal 1 (N-ch open drain, sink max. 5mA) [10 | Vpp [Power supply voltage PIN CONNECTION osct re) 10 Yop osc2 2 g BPTIMER OTT 0sc3 3 TOP VIEW g TIMER OUT2 cup” 4 7pcue* no fs 6 PRESET TRUTH TABLE INPUT [MODE | ~aeser om poe timer mode
3 L H Timer over voltage
(*) : Hork Turning the power supply on, “Power on Reset” is operated and output level is "L”.
961001 EBA2"
@ The products described in this document are subject to foreign exchange and foreign trade control laws. © ‘The information contained herein is presented only as a guide, for the applications, of our products. No_ responsibilty is assumed by, TOSHIBA CORPORATION for any infringements of intellectual property or other rights of the third parties which may result from its use. No license is granted by implication or otherwise under any intellectual property or other rights of TOSHIBA CORPORATION or others @ The information contained herein is subject to change without notice 1997-04-07 2/6
Y , Y y ty ] GND TIMER OUT2 TTF TIMER OUT2 rs ee MAXIMUM RATINGS (Ta = 25°C) CHARACTERISTIC SYMBOL RATING UNIT Supply Voltage Power Disipation | Pp] 250~300 Operating Temperature Storage Temperature -55~ 125 Electrostatic Discharge ESD (*) Latch Up Current a ee (*) : C=200pF, R=00, one time discharge 1997-04-07 3/6
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Vpp =5.0V, Ta=25 + 1.5°C) TEST CHARACTERISTIC SYMBOL TEST CONDITION an. |v. | max UNIT CUIT, 1H C=4700pF Afosc1 R=254.9kQ, Vpp =4~6V (f = 582.5Hz) Oscillation F 60s C= 1000pF scn’ation frequency R=17.2kQ, Vpp =4~6V % Characteristic At (f =34.9Hz) osc2 8H C=0.01pF R=996.7kQ, Vpp =4~6V (f =72.8Hz) P + Dissipation CR OSC. stopping cunent 'ssipatio (at reset) Vpp = 6V un [21 ipp [= Jer 05. operating | — [ — | 700 | DC CHARACTERISTICS 1. Oscillation Input OSC1 Leak Current iH osc_| — [Vin=5.0V [-1.0/ — | 1.0] yA | OSC1 Leak Current osc | = |Vin=0v [-1.0[ — | 10] 4a | CMP Offset Voltage [Ver _[—|voo=5V_———=~di 2] — | 20] mw Offset Supply Voltage ee Change AVoff Vpp =4 ~ 6V -10 10 | mv * A CMP’, CMP”, Leak Current |i cygp*= | ~ [vws0v —____[=10 | = 40] & fesomnene [fp 3. Reset Terminal input Pull Up Resitance [R38 [—[ +480 | 700 | a0 | ko | 4. Timer Out Terminal Timer Outi, 2 Sink Current | ts — [Vou=03V [= .—] > | Timer Out Offleak Current_[itsiH1, 2 | — [Vin=0~5.0V [-1.0[ — [10] 4a | FUNCTION CHARACTERISTICS C=4700pF, R=254.9k0. an Bee (1H) 8 Timer Precision - Vopn 4 ev ‘eo | | % C=0.01 pF, R=966.7k0 Vpp =4 ~ 6V (8H) 1997-04-07 4/6
APPLICATION CIRCUIT (Example) 1 hour setting Ra u RS StRrey TT 7 ose: von (> TIMER 13862 _GY camp ~ ewe -Timer setting time — 1 f Vpp’ - VF? T=27-CpREEN Core 1 j i js Vr (Vpp -VTH) (*) Recommendation of timer setting tt 3) About 60s T000pF VrH=1.95 (V) : Voltage of OSC. first stage About 1H 254.9kQ 4700pF circuit 966.7kO 0.01 nF V¢=0.7 (V) : Voltage of input protection diode (1pin) APPLICATION CIRCUIT (Example) oP AEE | | Control line a: ee 4G pep ete @ > . Pf PULP a Se Ni-Cd NPN 1997-04-07 5/6
SSOP10-P-225-1.00 Unit : mm 10 6 HHHHH 2 uy — | 3 sl] jai HHH 5 5.7MAX 5.2+0.2 Nx ro aT 8 s 3S 0.52540.2 Weight : 0.1g (Typ.) 1997-04-07 6/6