TS372 LOW POWER DUAL CMOS VOLTAGE COMPARATOR ■ WIDE SINGLE SUPPLY RANGE OR DUAL SUPPLIES 3V TO 16V OR ±1.5V TO ±8V ■ VERY LOW SUPPLY CURRENT: 0.1mA/COMP INDEPENDENT OF SUPPLY VOLTAGE ■ EXTREMELY LOW INPUT BIAS CURRENT : 1pA typ ■ EXTREMELY LOW INPUT OFFSET N DIP8 (Plastic Package) CURRENTS : 1pA typ ■ LOW INPUT OFFSET VOLTAGE ■ INPUT COMMON-MODE VOLTAGE RANGE INCLUDES GND ■ LOW OUTPUT SATURATION VOLTAGE 150mV TYP ■ OUTPUT COMPATIBLE WITH TTL, MOS AND CMOS D SO8 (Plastic Micropackage) ■ HIGH INPUT IMPEDANCE : 1012Ω typ ■ FAST RESPONSE TIME : 200ns TYP FOR TTL LEVEL INPUT STEP DESCRIPTION PIN CONNECTIONS (top view) These devices consist of two independent precision voltage comparators, designed to operate with single or dual supplies. These differential comparators use the STMicroelectronics silicon lin MOS process giving them an excellent consumption-speed ratio. These devices are ideally suited for low consumption applications. 1 8 2 - 3 + 7 4 - 6 + 5 ORDER CODE Part Number TS372C TS372I TS372M Temperature Range 0°C, +70°C -40°C, +125°C -55°C, +125°C Package N D • • • • • • N = Dual in Line Package (DIP) D = Small Outline Package (SO) - also available in Tape & Reel (DT) February 2002 1 - Output 1 2 - Inverting Input 1 3 - Non-inverting Input 1 4 - V CC 5 - Non-inverting Input 2 6 - Inverting Input 2 7 - Output 2 + 8-V CC 1/5 TS372 SCHEMATIC DIAGRAM (for 1/2 TS372) VCC + T1 T2 T8 T7 T23 T12 T16 T22 T26 R1 T13 T3 T4 T15 T18 T21 T28 Output T9 T17 T20 T29 T5 T6 T32 T30 T24 T14 T19 T11 T10 VCC - T31 T33 T34 T25 T27 Input - Input + ABSOLUTE MAXIMUM RATINGS Symbol + VCC Vid Supply Voltage Differential Input Voltage 2) 3) Value Unit 18 V ±18 V 18 V Vi Input Voltage Vo Output Voltage 18 V Io Output Current 20 mA IF Forward Current in ESD Protection Diodes on Input 4) 50 mA Duration of Output-Circuit to GND Power Dissipation 6) pd Tstg Tj 1. 2. 3. Parameter 1) 5) Infinite DIP8 SO8 Storage Temperature Range Junction Temperature 1250 710 mW -65 to +150 °C +150 °C All voltage values, except differential voltage, are with respect to network ground terminal. Differential voltages are the non-inverting input terminal with respect to the inverting input terminal. The magnitude of the input and the output voltages must never exceed the magnitude of the possitive supply voltage. 4. Guaranteed by design. 5. 6. Short circuit from outputs to Vcc+ can cause excessive heating and eventual destruction. Pd is calculated with T amb = +25°C, Tj = +150°C and R thja = 100°C/W for DIP8 package = 175°C/W for SO8 package OPERATING CONDITIONS Symbol + VCC Vicm Parameter Supply Voltage 2/5 Unit 3 to 16 V + -1.5 Common Mode Input Voltage Range Operating Free-Air Temperature range Toper Value 0 to VCC TS372C TS372I TS372M 0 to +70 -40 to +125 -55 to +125 V °C TS372 ELECTRICAL CHARACTERISTICS VCC+ = 5V, VCC- = 0V, Tamb = 25°C (unless otherwise specified) Symbol Vio Iio Iib V icm Typ. Max. Unit Input Offset Voltage (V ic = Vicm min.) 1) T amb = 25°C T min. ≤ Tamb ≤ Tmax. 2 10 12 mV Input Offset Current 2) T amb = 25°C T min. ≤ Tamb ≤ Tmax. 1 Input Offset Current - see note 2 T amb = 25°C T min. ≤ Tamb ≤ Tmax. Min. TS372C TS372I/TS372M 100 200 pA 150 300 pA 1 TS372C TS372I/TS372M Input Common Mode Voltage Range T amb = 25°C TS372C T min. ≤ Tamb ≤ Tmax. TS372I/TS372M VCC+ -2 0 0 0 VCC+ -2.5 0.1 VOL Low Level Output Voltage (Vid = -1, IOL = 4mA) T amb = 25°C T min. ≤ Tamb ≤ Tmax. 100 IOL Low Level Output Current (Vid = -1, VOL = 1.5V) ICC Supply Current (each comparator) (Vid = 1V, no load) 1 6 V VCC+ -2.25 High Level Output Current (Vid = 1V) VOH = 5V T amb = 25°C VOH = 15V T min. ≤ Tamb ≤ Tmax. IOH 1. 2. Parameter 400 700 45 150 nA µA mV mA 375 µA The specified offset voltage is the maximun value required to drive the output down to 400mV ir yo ti 4V with RL = 100kΩ to Vcc+ Maximum values including unavoidable inaccuracies of the industrial test. SWITCHING CHARACTERISTICS (VCC+ = 5V, Tamb = 25°C) Symbol tre 1. Parameter Response Time (R L = 5.1kΩ connected to 5V, C L = 15pF 1) 100mV input step with 5mV overdrive TTL level input step Min. Typ. Max. 600 200 Unit ns The response time which is specified is the internal between the input signal and the instant when the output signal crosses 1.4V. 3/5 TS372 PACKAGE MECHANICAL DATA 8 PINS - PLASTIC DIP Millimeters Inches Dimensions Min. A a1 B b b1 D E e e3 e4 F i L Z 4/5 Typ. Max. Min. 3.32 0.51 1.15 0.356 0.204 0.020 0.045 0.014 0.008 0.065 0.022 0.012 0.430 0.384 0.313 2.54 7.62 7.62 3.18 Max. 0.131 1.65 0.55 0.304 10.92 9.75 7.95 Typ. 0.100 0.300 0.300 6.6 5.08 3.81 1.52 0.125 0260 0.200 0.150 0.060 TS372 PACKAGE MECHANICAL DATA 8 PINS - PLASTIC MICROPACKAGE (SO) s b1 b a1 A a2 C c1 a3 L E e3 D M 5 1 4 F 8 Millimeters Inches Dimensions Min. A a1 a2 a3 b b1 C c1 D E e e3 F L M S Typ. Max. 0.65 0.35 0.19 0.25 1.75 0.25 1.65 0.85 0.48 0.25 0.5 4.8 5.8 5.0 6.2 0.1 Min. Typ. Max. 0.026 0.014 0.007 0.010 0.069 0.010 0.065 0.033 0.019 0.010 0.020 0.189 0.228 0.197 0.244 0.004 45° (typ.) 1.27 3.81 3.8 0.4 0.050 0.150 4.0 1.27 0.150 0.016 0.6 0.157 0.050 0.024 8° (max.) Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibil ity for the consequences of use of such information nor for any infring ement of patents or other righ ts of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change witho ut notice. This publ ication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life suppo rt devices or systems withou t express written approval of STMicroelectronics. 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