参数资料
| 型号： | 74HC273D,652 |
| 厂商： | NXP Semiconductors |
| 文件页数： | 21/21页 |
| 文件大小： | 0K |
| 描述： | IC FLIP FLOP OCT D RESET 20SOIC |
| 产品培训模块： | Logic Packages |
| 标准包装： | 38 |
| 系列： | 74HC |
| 功能： | 主复位 |
| 类型： | D 型总线 |
| 输出类型： | 非反相 |
| 元件数： | 1 |
| 每个元件的位元数： | 8 |
| 频率 - 时钟： | 122MHz |
| 延迟时间 - 传输： | 13ns |
| 触发器类型： | 正边沿 |
| 输出电流高，低： | 5.2mA，5.2mA |
| 电源电压： | 2 V ~ 6 V |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 20-SOIC（0.295"，7.50mm 宽） |
| 包装： | 管件 |
| 产品目录页面： | 833 (CN2011-ZH PDF) |
| 其它名称： | 568-3957-5 74HC273D 74HC273D-ND 933715440652 |
74HC_HCT273
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 4 — 10 June 2013
9 of 21
NXP Semiconductors
74HC273; 74HCT273
Octal D-type flip-flop with reset; positive-edge trigger
[1]
tpd is the same as tPHL and tPLH.
[2]
tt is the same as tTHL and tTLH.
[3]
CPD is used to determine the dynamic power dissipation (PD in W).
PD = CPD VCC2 fi + (CL VCC2 fo) where:
fi = input frequency in MHz;
fo = output frequency in MHz;
(C
L VCC
2
f
o) = sum of outputs;
CL = output load capacitance in pF;
VCC = supply voltage in V.
74HCT273
tpd
propagation
delay
CP to Qn; see Figure 7
VCC = 4.5 V
-
16
30
-
38
-
45
ns
VCC = 5.0 V; CL =15pF
-
15
-
ns
tPHL
HIGH to LOW
propagation
delay
MR to Qn; see Figure 8
VCC = 4.5 V
-
23
34
-
43
-
51
ns
VCC = 5.0 V; CL =15pF
-
20
-
ns
tt
transition time
Qn output; see Figure 7
VCC = 4.5 V
-
7
15
-
19
-
22
ns
tW
pulse width
CP input; see Figure 7
VCC = 4.5 V
16
9
-
20
-
24
-
ns
MR input LOW;
see Figure 8
VCC = 4.5 V
16
8
-
20
-
24
-
ns
trec
recovery time
MR to CP; see Figure 8
VCC = 4.5 V
10
2
-
13
-
15
-
ns
tsu
set-up time
Dn to CP; see Figure 9
VCC = 4.5 V
12
5
-
15
-
18
-
ns
th
hold time
Dn to CP; see Figure 9
VCC = 4.5 V
3
4-
3
-
3
-
ns
fmax
maximum
frequency
CP input; see Figure 7
VCC = 4.5 V
30
56
-
24
-
20
-
MHz
VCC = 5.0 V; CL =15pF
-
36
-
MHz
CPD
power
dissipation
capacitance
per package;
VI =GND to VCC 1.5 V
-23-
-
pF
Table 7.
Dynamic characteristics …continued
GND (ground = 0 V); CL = 50 pF unless otherwise specified; for test circuit, see Figure 10
Symbol Parameter
Conditions
25
C
40 C to +85 C 40 C to +125 C Unit
Min
Typ
Max
Min
Max
Min
Max
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相关代理商/技术参数 |
参数描述 |
|---|---|
| 74HC273D653 | 制造商:NXP Semiconductors 功能描述:LOGIC FLIP FLOP D 15NS SOIC-20 |
| 74HC273D-653 | 制造商:PHILIPS 制造商全称:NXP Semiconductors 功能描述:Octal D-type flip-flop with reset; positive-edge trigger |
| 74HC273DB | 功能描述:触发器 OCTAL D-TYPE RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| 74HC273DB,112 | 功能描述:触发器 OCTAL D-TYPE RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
| 74HC273DB,118 | 功能描述:触发器 OCTAL D-TYPE RoHS:否 制造商:Texas Instruments 电路数量:2 逻辑系列:SN74 逻辑类型:D-Type Flip-Flop 极性:Inverting, Non-Inverting 输入类型:CMOS 输出类型: 传播延迟时间:4.4 ns 高电平输出电流:- 16 mA 低电平输出电流:16 mA 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:X2SON-8 封装:Reel |
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