7449 - Decoder, BCD to 7-segment (OC)

symbol

www.NanoBob.com 5 A 1 B 2 C 4 D 3 /BI 11 a 10 b 9 c 8 d 6 e 13 f 12 g

function table

/BIDCBAnum abcdefgdisplay
Lxxxx- LLLLLLLblank
HLLLL0 HHHHHHL0
HLLLH1 LHHLLLL1
HLLHL2 HHLHHLH2
HLLHH3 HHHHLLH3
HLHLL4 LHHLLHH4
HLHLH5 HLHHLHH5
HLHHL6 LLHHHHH6
HLHHH7 HHHLLLL7
HHLLL8 HHHHHHH8
HHLLH9 HHHLLHH9
HHLHL10 LLLHHLHc
HHLHH11 LLHHLLHc (mirror)
HHHLL12 LHLLLHHu (superscript)
HHHLH13 HLLHLHLc (superscript)
underlined
HHHHL14 LLLHHHHt
HHHHH15 LLLLLLLblank

pin types

0 digital input (inverted) 0 digital output (inverted) 0 digital input-output (bidir) 0 analog (input or output) 0 positive power 0 ground 0 negative power