DM9374 7-Segment Decoder/Driver/Latch with Constant Current Sink Outputs
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DM9374N (pdf) |
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DM9374 7-Segment Decoder/Driver/Latch with Constant Current Sink Outputs DM9374 7-Segment Decoder/Driver/Latch with Constant Current Sink Outputs The DM74 is a 7-segment decoder driver incorporating input latches and output circuits to directly drive common anode LED displays. Ordering Code: Order Number Package Number Package Description DM9374N N16E 16-Lead Plastic Dual-In-Line Package PDIP , JEDEC MS-001, Wide Connection Diagram Logic Symbol Pin Descriptions VCC = Pin 16 GND = Pin 8 Pin Names LE RBI RBO Address Data Inputs Latch Enable Input Active LOW Ripple Blanking Input Active LOW Ripple Blanking as Output Active LOW as Input Active LOW Constant Current Outputs Active LOW 2000 Fairchild Semiconductor Corporation DS010210 DM9374 Truth Table Binary State LE Inputs Outputs RBI Note 1 A3 A2 A1 A0 a b c d e f g XXXX STABLE L H HL LHHHH RBO H L H Display Stable Blank L H L LHL L H L LHHL L H L HL LHHL L L H L H LHLLHLL L H L LHHHH H L H LLLLHLL H L H L H L H LHHL L H L HLLHLLL H L H HHHL L LH H L LHHL L X H L Note 2 H = HIGH Voltage Level L = LOW Voltage Level X = Immaterial Note 1 The RBI will blank the display only if a binary zero is stored in the latches. |
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