74S251B概述

Multiplexer, S Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, TTL, PDIP16

74S251B规格参数

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	74S251B	74LS251B	74232A
描述	Multiplexer, S Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, TTL, PDIP16	Multiplexer, LS Series, 1-Func, 8 Line Input, 1 Line Output, Complementary Output, TTL, PDIP16	NOR Gate, TTL/H/L Series, 4-Func, 2-Input, TTL, PDIP14
厂商名称	Signetics	Signetics	Signetics
Reach Compliance Code	unknown	unknown	unknown
系列	S	LS	TTL/H/L
JESD-30 代码	R-PDIP-T16	R-PDIP-T16	R-PDIP-T14
负载电容（CL）	15 pF	15 pF	15 pF
逻辑集成电路类型	MULTIPLEXER	MULTIPLEXER	NOR GATE
功能数量	1	1	4
输入次数	8	8	2
端子数量	16	16	14
最高工作温度	70 °C	70 °C	70 °C
封装主体材料	PLASTIC/EPOXY	PLASTIC/EPOXY	PLASTIC/EPOXY
封装形状	RECTANGULAR	RECTANGULAR	RECTANGULAR
封装形式	IN-LINE	IN-LINE	IN-LINE
传播延迟（tpd）	19.5 ns	45 ns	22 ns
认证状态	Not Qualified	Not Qualified	Not Qualified
标称供电电压 (Vsup)	5 V	5 V	5 V
表面贴装	NO	NO	NO
技术	TTL	TTL	TTL
温度等级	COMMERCIAL	COMMERCIAL	COMMERCIAL
端子形式	THROUGH-HOLE	THROUGH-HOLE	THROUGH-HOLE
端子位置	DUAL	DUAL	DUAL
输出次数	1	1	-
输出特性	3-STATE	3-STATE	-
输出极性	COMPLEMENTARY	COMPLEMENTARY	-
Base Number Matches	1	1	-
最大电源电流（ICC）	-	12 mA	44 mA

器件捷径: S0 S1 S2 S3 S4 S5 S6 S7 S8 S9 SA SB SC SD SE SF SG SH SI SJ SK SL SM SN SO SP SQ SR SS ST SU SV SW SX SY SZ T0 T1 T2 T3 T4 T5 T6 T7 T8 T9 TA TB TC TD TE TF TG TH TI TJ TK TL TM TN TO TP TQ TR TS TT TU TV TW TX TY TZ U0 U1 U2 U3 U4 U6 U7 U8 UA UB UC UD UE UF UG UH UI UJ UK UL UM UN UP UQ UR US UT UU UV UW UX UZ V0 V1 V2 V3 V4 V5 V6 V7 V8 V9 VA VB VC VD VE VF VG VH VI VJ VK VL VM VN VO VP VQ VR VS VT VU VV VW VX VY VZ W0 W1 W2 W3 W4 W5 W6 W7 W8 W9 WA WB WC WD WE WF WG WH WI WJ WK WL WM WN WO WP WR WS WT WU WV WW WY X0 X1 X2 X3 X4 X5 X7 X8 X9 XA XB XC XD XE XF XG XH XK XL XM XN XO XP XQ XR XS XT XU XV XW XX XY XZ Y0 Y1 Y2 Y4 Y5 Y6 Y9 YA YB YC YD YE YF YG YH YK YL YM YN YP YQ YR YS YT YX Z0 Z1 Z2 Z3 Z4 Z5 Z6 Z8 ZA ZB ZC ZD ZE ZF ZG ZH ZJ ZL ZM ZN ZP ZR ZS ZT ZU ZV ZW ZX ZY