CA3161E

DATASHEET CA3161 BCD to Seven Segment Decoder/Driver Features TTL Compatible Input Logic Levels 25mA (Typ) Constant Current Segment Outputs Eliminates Need for Output Current Limiting Resistors Pin Compatible with Other Industry Standard Decoders Low Standby Power Dissipation . . . . . . . .18mW (Typ) Ordering Information TEMP. PART NUMBER RANGE (oC) PACKAGE CA3161E 0 to 70 16 Ld PDIP PKG. NO. E16.3 FN1079 Rev.3.00 Aug 1997 Description The CA3161E is a monolithic integrated circuit that performs the BCD to seven segment decoding function and features constant current segment drivers. When used with the CA3162E A/D Converter the CA3161E provides a complete digital readout system with a minimum number of external parts. SEGMENT DRIVER OUTPUTS BCD INPUTS Pinout CA3161 (PDIP) TOP VIEW 21 1 22 2 NC 3 NC 4 NC 5 23 6 20 7 GND 8 16 V+ 15 f 14 g 13 a 12 b 11 c 10 d 9e SEGMENT DRIVER OUTPUTS BCD INPUTS Functional Block Diagram 23 6 22 21 2 1 INPUT BUFFERS ...