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TB1010F
CR TIMER
TOSHIBA TB101OF
TOSHIBA Bi-CMOS INTEGRATED CIRCUIT SILICON MONOLITHIC
Tlrii01i0F
CR TIMER
FEATURES
0 MOS IC with 22-stage binary counter.
o Built-in initialize circuit.
a Built-in voltage detection comparator.
o Wide range timer setting.
It Low power dissipation current.
0 Suitable for Ni-cd battery charger.
SSOP10-P-225-1.00
BLOCK DIAGRAM Weight : 0.1g (Typ.)
OSC3 C D
OSC2 C I VDD
OSCI C >_ R
CK 22bit Counter
Q10 Q22
CMP+ C + l-sy 2bit COUNT D
R Q2 TIMER
CMP- C - I OUT1
z: l s Q
RESET/UO-Ch-,,,-, R Q15 r, S Q " {a
G '-R TIMER
1 2001-06-27
TOSHIBA TB101OF
FUNCTION DESCRIPTION ON EACH TERMINAL
PIN No. SYMBOL FUNCTION
1 OSC1 Oscillation input terminal
2 OSC2 Oscillation input terminal
3 OSC3 Oscillation input terminal
4 CMP- Comparator minus (-) side input terminal
"L" : Timer mode, "H" : Timer stop
5 GND GND
6 RESET Reset terminal (Fi-aL : inside reset)
7 CMP+ Comparator plus (+) side input terminal
Comparator reference voltage setting terminal
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 VDD Power supply voltage
PIN CONNECTION
osc1|J1O 10 Foo
oscar 2 9 [ITIMER OUT1
oscet 3 TOP VIEW 8 (1TliU1ER 0UT2
CMP- t 4 7 law"
GND[ 5 6 IRESET
TRUTH TABLE
MODE OUTPUT
Timer mode
Timer over-voltage detecting mode
(*) .' H or L
Turning the power supply on, "Power on Reset" is operated and output level is "L".
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TOSHIBA TB101OF
TIMING CHART
VDD - _%
POWER ON GND
POWER ON RESET
RESET I
- '-- ---- ---- ----
osc1 I l\
------'--. -- - - -- - P"
- - F---"----'----"--
_- 2097152 Pulses -I
TIMER OUT1 i -
'-. t1 I -
TIMER OUT2 l
CMP" ', I -
l -itc'l-- l
I t tc
TIMER OUT1 I
TIMER OUT2 l Q
(*) : tc'MAXIMUM RATINGS (Ta = 25°C)
CHARACTERISTIC SYMBOL RATING UNIT
Power Supply Voltage VDD -0.r-7.o V
Power Dissipation PD 250-300 mW
Operating Temperature Topr - 20--75 °C
Storage Temperature Tstg - 55--125 "C
Electrostatic Discharge ESD (*) i200 V
Latch Up Current IL i 10 mA
(*) : C=200pF, R=OQ, one time discharge
3 2001-06-27
TOSHIBA TB101OF
ELECTRICAL CHARACTERISTICS (Unless otherwise specified, Ta =25 t 1.5°C, VDD= 5.0V)
CHARACTERISTIC SYMBOL CIR- TEST CONDITION MIN. TYP. MAX. UNIT
Operating Voltage Vopr - - 4.0 5.0 6.0 V
1H c =4700pF,
Afosc1 - R = 254.9kQ, VDD = 5V - - 10
(f = 582.5Hz)
. . 60s C=1000pF,
t,caiectt,nistFruency R=17.2kn,VDDra5V - %
elf (f = 34.9kHz) 15
OSC? - 8H C=0.01pF, -
R = 996.7k0, VDD = 5V -
(f = 72.8H2)
CR OSC. stopping
1 I - - - 130
Power Dissipation QD (at reset) VDD = 6V A
Current 2 I - CR OSC. operating - - 700 ’u
DD (at 60s setting)
Power on Reset VthH - VDD rise time 1.4 2.5 3.5 V
Release Voltage Vthl: - 40/,(S/V 1.4 2.5 3.5
DC CHARACTERISTICS
1.Oscillation Input
OSC1 Leak Current 'IH OSC - VIN = 5.0V - 1.0 - 1.0 pA
OSC1 Leak Current lit. OSC - lhN=0V - 1.0 - 1.0 pA
2.CMP+, CMP- Terminal
CMP Offset Voltage Voff - VDD = 5V - 30 - 30 mV
Offset Supply Voltage -
Change AVoff - VDD =4 W 10 - 10 mV
CMP', CMP- Leak IIH CMP', - V|N=5.0V - 1.0 - 1.0 A
Current IIL CMP', - lhN=0V -1.0 - 1.0 ,1
Input Dynamic Range - - - 0 - Jig V
3. Reset Terminal
Leak Current IIHR - VIN = 5.0V - 1.0 - 1.0 pA
mp.” Pull Up R3 - - 490 700 910 km
Resistance
4.Timer Out Terminal
Timer Out1, 2
Sink Current ITS - VOL=0.3V - - 5 mA
Timer Out
Offleak Current ITLH1, 2 - VIN = 0--5.0V -1.0 - 1.0 pA
4 2001-06-27
TOSHIBA TB101OF
FUNCTION CHARACTERISTICS
CHARACTERISTICS SYMBOL CIR- TEST CONDITION MIN. TYP. MAX. UNIT
AT C=4700pF, R=254.9k0, 10
1 - VDD=5V (1H setting) - -
C =1000pF, R =17.2kQ,
ATZ - VDD-- 5V (60s setting) - 15
C = 0.01/1F, R = 966.7kQ,
VDD = 5V (8H setting)
C=4700pF, R=254.9kQ, o
tc - VDD=5V(1H) -50 3.5s 50 A1
AT C=4700pF, R=254.9k0, -10
3 VDD = 5v (1 H setting)
Timer Precision
(TIMER OUT1)
CMP Detecting Timer
Precision
Timer2 Precision
(TIMER OUT2)
APPLICATION CIRCUIT (Example)
28.12 10 %
1 hour setting R4 R5
ea-ir1z:-r-eoscl VDD
441: s;t TIMER
mpg 1'rs-eosc, OUT1 9
-Cosca WEE
CMP' CMP'
LED 2.5142
GND RESET 53’
WEQC“)
Timer setting time
VDD2-uf2
VTH (VDD-VTH)
T : Timer setting time (s)
T-- 221Ct (F) : Capacitor
Rt (n) : Resistance
VTH = 1.95 (V) : Voltage of OSC. first stage circuit
Vf=0.7 (V) : Voltage of input protection diode (1Pin)
(*) Recommendation of timer setting
TIMER SET UP Rt ct
About 60s 17.2kQ 1000pF
About 1Hour 254.9kQ 4700pF
About 8Hour 966.7k0 0.01PF
TOSHIBA TB101OF
PACKAGE DIMENSIONS
SSOP10-P-225-1.00 Unit : mm
lqlqlqlqlT-"Cr""'"'"
cy tro C-?
CD, si. to' fy.
ld H H___v_
TYP 1 , 4d: 1
0.6 = a = o. o. c, o.2o®
I 0 .525d:0 J?
Weight : 0.1g (Typ.)
6 2001-06-27
TOSHIBA TB1010F
RESTRICTIONS ON PRODUCT USE
000707EBA
OTOSHIBA is continually working to improve the quality and 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 comply with the standards of safety in making a safe
design for the entire system, and to avoid situations in which a malfunction or failure of such
TOSHIBA products 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 TOSHIBA products specifications. Also, please
keep in mind the precautions and conditions set forth in the "Handling Guide for
Semiconductor Devices," or "TOSHIBA Semiconductor Reliability Handbook" etc..
OThe TOSHIBA products listed in this document are intended for usage in general electronics
applications (computer, personal equipment, office equipment, measuring equipment, industrial
robotics, domestic appliances, etc.). These TOSHIBA products are neither intended nor
warranted for usage in equipment that requires extraordinarily high quality and/or reliability or
a malfunction or failure of which may cause loss of human life or bodily injury ("Unintended
Usage"). Unintended Usage include atomic energy control instruments, airplane or spaceship
instruments, transportation instruments, traffic signal instruments, combustion control
instruments, medical instruments, all types of safety devices, etc.. Unintended Usage of TOSHIBA
products listed in this document shall be made at the customer's own risk.
0 The products described in this document are subject to the foreign exchange and foreign trade
OThe information contained herein is presented only as a guide for the applications of our
products. No responsibility 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.
0 The information contained herein is subject to change without notice.
7 2001-06-27
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