SN74CBT3257 4 位 2 选 1 FET 多路复用器/多路解复用器

描述

SN74CBT3257是一款4位1：2高速TTL兼容FET多路复用器/多路分解器。开关的低导通状态电阻允许以最小的传播延迟进行连接。

输出使能（OE）\和选择控制（S）输入选择适当的B1和B2输出A输入数据。


Configuration
Number of Channels (#)
Power Supply Type
Vss (Min) (V)
Vss (Max) (V)
Vdd (Min) (V)
Vdd (Max) (V)
Ron (Typ) (Ohms)
Bandwidth (MHz)
Rating
Operating Temperature Range (C)
Package Size: mm2:W x L (PKG)
Package Group
Supply Range (Max)
Ron (Max) (Ohms)
Input/Output Continuous Current (Max) (mA)
Supply Current (Typ) (uA)
Supply Current (Max) (uA)
Features
OFF-state leakage current (Max) (µA)
ON-state leakage current (Max) (µA)
Input/Output ON-state Capacitance (Typ) (pF)
Input/Output OFF-state Capacitance (Typ) (pF)
ESD Charged Device Model (kV)
ESD HBM (kV)
VIL (Max) (V)
VIH (Min) (V)

SN74CBT3257	SN74CB3Q3257	SN74CBT3257C	SN74CBTLV3257
2:1 SPDT	2:1 SPDT	2:1 SPDT	2:1 SPDT
4	4	4	4
Single	Single	Single	Single
N/A	N/A	N/A	N/A
N/A	N/A	N/A	N/A
4	2.3	4	2.3
5.5	3.6	5.5	3.6
5	4	3	5
200	500	200	200
Catalog	Catalog	Catalog	Catalog
-40 to 85	-40 to 85	-40 to 85	-40 to 85
16SOIC: 59 mm2: 6 x 9.9(SOIC) 16SSOP: 29 mm2: 6 x 4.9(SSOP) 16SSOP: 48 mm2: 7.8 x 6.2(SSOP) 16TSSOP: 32 mm2: 6.4 x 5(TSSOP) 16VQFN: 14 mm2: 3.5 x 4(VQFN)	16SSOP: 29 mm2: 6 x 4.9(SSOP) 16TSSOP: 32 mm2: 6.4 x 5(TSSOP) 16TVSOP: 23 mm2: 6.4 x 3.6(TVSOP) 16VQFN: 14 mm2: 3.5 x 4(VQFN)	16SOIC: 59 mm2: 6 x 9.9(SOIC) 16SSOP: 29 mm2: 6 x 4.9(SSOP) 16SSOP: 48 mm2: 7.8 x 6.2(SSOP) 16TSSOP: 32 mm2: 6.4 x 5(TSSOP) 16VQFN: 14 mm2: 3.5 x 4(VQFN)	16SOIC: 59 mm2: 6 x 9.9(SOIC) 16SSOP: 29 mm2: 6 x 4.9(SSOP) 16TSSOP: 32 mm2: 6.4 x 5(TSSOP) 16TVSOP: 23 mm2: 6.4 x 3.6(TVSOP) 16UQFN: 5 mm2: 1.8 x 2.6(UQFN) 16VQFN: 14 mm2: 3.5 x 4(VQFN)
SOIC SSOP SSOP TSSOP VQFN	SSOP TSSOP TVSOP VQFN	SOIC SSOP SSOP TSSOP VQFN	SOIC SSOP TSSOP TVSOP UQFN VQFN
5.5	3.6	5.5	3.6
20	9	12	40
128	64	128	128
	250
3	700	3	10
	Powered off protection	Powered off protection -2V undershoot protection	Powered off protection
1	1	10
1			1
	10.5	16.5
4	3.5	5.5	5.5
	1	1
	2	2	2
0.8	0.8	0.8	0.8
2	1.7	2	2

数据手册（1）

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