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型号	下载订购	功能描述	制造商上传企业	LOGO
74HC688	文件：48.73 Kbytes Page：7 Pages	8-bit magnitude comparator GENERAL DESCRIPTION The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. FEATURES • Compare two 8-bit words • Output capability: standard • ICCcategory: MSI 文件：48.73 Kbytes 页数：7 Pages	PHI PHI	PHI
74HC688	文件：53.31 Kbytes Page：7 Pages	8-bit magnitude comparator FEATURES · Compare two 8-bit words · Output capability: standard · ICC category: MSI GENERAL DESCRIPTION The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. The 74HC/ 文件：53.31 Kbytes 页数：7 Pages	NEXPERIA 安世	NEXPERIA
74HC688	文件：231.92 Kbytes Page：13 Pages	8-bit magnitude comparator 1. General description The 74HC688 is an 8-bit magnitude comparator. It performs comparisons of two 8-bit binary or BCD words. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Compare t 文件：231.92 Kbytes 页数：13 Pages	NEXPERIA 安世	NEXPERIA
74HC688D	文件：231.92 Kbytes Page：13 Pages	8-bit magnitude comparator 1. General description The 74HC688 is an 8-bit magnitude comparator. It performs comparisons of two 8-bit binary or BCD words. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Compare t 文件：231.92 Kbytes 页数：13 Pages	NEXPERIA 安世	NEXPERIA
74HC688D	文件：48.73 Kbytes Page：7 Pages	8-bit magnitude comparator GENERAL DESCRIPTION The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. FEATURES • Compare two 8-bit words • Output capability: standard • ICCcategory: MSI 文件：48.73 Kbytes 页数：7 Pages	PHI PHI	PHI
74HC688DB	文件：48.73 Kbytes Page：7 Pages	8-bit magnitude comparator GENERAL DESCRIPTION The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. FEATURES • Compare two 8-bit words • Output capability: standard • ICCcategory: MSI 文件：48.73 Kbytes 页数：7 Pages	PHI PHI	PHI
74HC688N	文件：48.73 Kbytes Page：7 Pages	8-bit magnitude comparator GENERAL DESCRIPTION The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. FEATURES • Compare two 8-bit words • Output capability: standard • ICCcategory: MSI 文件：48.73 Kbytes 页数：7 Pages	PHI PHI	PHI
74HC688PW	文件：48.73 Kbytes Page：7 Pages	8-bit magnitude comparator GENERAL DESCRIPTION The 74HC/HCT688 are high-speed Si-gate CMOS devices and are pin compatible with low power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. FEATURES • Compare two 8-bit words • Output capability: standard • ICCcategory: MSI 文件：48.73 Kbytes 页数：7 Pages	PHI PHI	PHI
74HC688PW	文件：231.92 Kbytes Page：13 Pages	8-bit magnitude comparator 1. General description The 74HC688 is an 8-bit magnitude comparator. It performs comparisons of two 8-bit binary or BCD words. Inputs include clamp diodes. This enables the use of current limiting resistors to interface inputs to voltages in excess of VCC. 2. Features and benefits • Compare t 文件：231.92 Kbytes 页数：13 Pages	NEXPERIA 安世	NEXPERIA
74HC688	文件：207.22 Kbytes Page：6 Pages	High–Performance Silicon–Gate CM 文件：207.22 Kbytes 页数：6 Pages	MOTOROLA 摩托罗拉	MOTOROLA

技术参数

Product status：
Production
V_CC (V)：
2.0 - 6.0
Logic switching levels：
CMOS
Output drive capability (mA)：
+/- 5.2
t_pd (ns)：
17
No of bits：
8
Power dissipation considerations：
low
T_amb (Cel)：
-40~125
R_th(j-a) (K/W)：
136
Ψ_th(j-top) (K/W)：
40.0
Package name：
SSOP20

供应商	型号	品牌	批号	封装	库存	备注	价格
中天科工半导体（深圳）有限公司	74HC688DB	NEXPERIA/安世	25+	SOT339-1	600000	NEXPERIA/安世全新特价74HC688DB即刻询购立享优惠#长期有排单订	询价
艾睿（深圳）半导体有限公司	74HC688DB	N/A	2447	SMD	100500	一级代理专营品牌!原装正品,优势现货,长期排单到货	询价
深圳市威尔健半导体有限公司	74HC688DB	恩XP	23+	SSOP	50000	全新原装正品现货,支持订货	询价
深圳市河锋鑫科技有限公司	74HC688DB	恩XP	22+	20SSOP	9000	原厂渠道,现货配单	询价
深圳市华高宇电子有限公司	74HC688DB	恩XP	21+		6000	只做原装正品,卖元器件不赚钱交个朋友	询价
深圳市赛特兴科技有限公司	74HC688DB	恩XP	23+	标准封装	6000	正规渠道,只有原装!	询价
深圳市瑞卓芯科技有限公司	74HC688DB	NEXPERIA/安世	22+	SOT339-1	10990	原装正品	询价
深圳市亿联芯电子科技有限公司	74HC688DB	PHI	2023+	SSOP	8635	一级代理优势现货,全新正品直营店	询价
深圳庞田科技有限公司	74HC688DB	NEXPERIA/安世	2023+	SOT339-1	48000	AI智能識别、工業、汽車、醫療方案LPC批量及配套一站	询价
深圳航星空电子技术有限公司	74HC688DB	恩XP	23+	N/A	6000	公司只做原装，可来电咨询	询价

更多74HC68供应商更新时间2026-3-18 14:14:00

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