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参数资料
| 型号： | N74F657DB |
| 厂商： | NXP SEMICONDUCTORS |
| 元件分类： | 总线收发器 |
| 英文描述： | Octal transceiver with 8-bit parit generator/checker |
| 中文描述： | F/FAST SERIES, 8-BIT TRANSCEIVER, TRUE OUTPUT, PDSO24 |
| 封装： | PLASTIC, SSOP-24 |
| 文件页数： | 11/12页 |
| 文件大小： | 109K |
| 代理商： | N74F657DB |
Philips Semiconductors
Product specification
74F657
Octal transceiver with 8-bit parity generator/checker
90 July 30
8
TEST CIRCUIT AND WAVEFORMS
tw
90%
VM
10%
90%
VM
10%
90%
VM
10%
90%
VM
10%
NEGATIVE
PULSE
POSITIVE
PULSE
tw
AMP (V)
0V
tTHL (tf )
INPUT PULSE REQUIREMENTS
rep. rate
tw
tTLH
tTHL
1MHz
500ns
2.5ns
Input Pulse Definition
VCC
family
74F
D.U.T.
PULSE
GENERATOR
RL
CL
RT
VIN
VOUT
Test Circuit for Open Collector Outputs
DEFINITIONS:
RL = Load resistor;
see AC electrical characteristics for value.
CL = Load capacitance includes jig and probe capacitance;
see AC electrical characteristics for value.
RT = Termination resistance should be equal to ZOUT of
pulse generators.
tTHL (tf )
tTLH (tr )
AMP (V)
amplitude
3.0V
1.5V
VM
RL
7.0V
SF00128
TEST
SWITCH
tPLZ
closed
tPZL
closed
All other
open
SWITCH POSITION
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相关代理商/技术参数 |
参数描述 |
|---|---|
| N74F657DB-T | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Single 8-bit Bus Transceiver |
| N74F657D-T | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Single 8-bit Bus Transceiver |
| N74F657N | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal transceiver with 8-bit parit generator/checker |
| N74F657N,602 | 功能描述:总线收发器 OCTAL BUFFER W/PARITY GEN/CHEK RoHS:否 制造商:Fairchild Semiconductor 逻辑类型:CMOS 逻辑系列:74VCX 每芯片的通道数量:16 输入电平:CMOS 输出电平:CMOS 输出类型:3-State 高电平输出电流:- 24 mA 低电平输出电流:24 mA 传播延迟时间:6.2 ns 电源电压-最大:2.7 V, 3.6 V 电源电压-最小:1.65 V, 2.3 V 最大工作温度:+ 85 C 封装 / 箱体:TSSOP-48 封装:Reel |
| N74F670D | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:4 x 4 register file 3-State |
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