IZ8016

IZ8016 FEATURES Measurement accuracy: ± 1oC Resolution : 0.2oC (oF) 31/2 + 7 Indicators, 1/2 duty LCD Low power consumption Few external components Easiness in adjustment Single 1.5V battery operation Bare chip is available FUNCTIONS Measurable temperature range –49oC ~ +49.8oC -57oF ~ +121.8oF Suitable Thermistor RT=10kΩ ± 1% (at 25oC) Sampling Cycle 1 seconds, 3 seconds, 5 seconds, 10 seconds (Default 10 sec) Oscillation Frequency 32.768 KHz Temperature adjustment: Adjustment of temperature is made by adjusting fundamental resistance against dispersion in resistance values of thermistors ELECTRICAL CHARACTERISTICS (Ta = 25oC, VSS = 0V, VCC = 1.5V unless otherwise specified) Characteristic Operating Voltage LCD Voltage Supply Current APPLICATION CIRCUIT m o .c U 4 t e e h S a t a .D w w w Symbol VCC VDD ICC ISTD Test Condition Min 1.20 Typ Max 2.00 80 Operating Standby 1.50 3.00 50 5 10 24 23 26 25 28 27 20 19 18 22 21 SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 17 29 COM1 SEG13 16 SEG14 15 COM2 14 Unit V V µA µA 0.1µF 30 VDD 31 V SS BT8016 VCC (Def ault C) INT to CPU O 32 CF IZ8016 33 INT 34 MD Chip size, mm: 2,80 x 2,30 CAP2 13 Data Output Serial Clock Input 35 SHCK 36 OSC1 OSC2 PUR 2 1 S1 S2 3 4 CAP1T1 T2 ADJ REF 5 6 7 8 9 V CC 12 CAP 11 THER 10 1M 0.1µF VCC (Adjust) 10K TM 2nF Default: 10 sec TM – Thermistor CN36-2H103FB www.DataSheet4U.com ...