型号：SN54LS21DM
厂商：TI
批号：15+
封装：DIP
SN54LS21FK
LS SERIES, DUAL 4-INPUT AND GATE, CQCC20
SN54LS221JD
LS SERIES, DUAL MONOSTABLE MULTIVIBRATOR, CDIP16
SN54LS240J
LS SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, CDIP20
SN54LS240W
LS SERIES, DUAL 4-BIT DRIVER, INVERTED OUTPUT, CDFP20
SN54LS241J
LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDIP20
SN54LS241W883B
LS SERIES, DUAL 4-BIT DRIVER, TRUE OUTPUT, CDFP20
SN54LS242FK
LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CQCC20
SN54LS242JD
LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDIP14
SN54LS242W
LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDFP14
SN54LS242W-00
LS SERIES, 4-BIT TRANSCEIVER, INVERTED OUTPUT, CDFP14
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