参数资料
型号: 74AHCT574
厂商: NXP Semiconductors N.V.
英文描述: Octal D-type flip-flop; positive edge-trigger; 3-state(八D触发器;上升沿触发;三态)
中文描述: 八路D型触发器,上升沿触发,三态(八?触发器,上升沿触发,三态)
文件页数: 3/20页
文件大小: 91K
代理商: 74AHCT574
1999 Jun 16
3
Philips Semiconductors
Product specification
Octal D-type flip-flop; positive edge-trigger; 3-state
74AHC574;
74AHCT574
FUNCTION TABLE
See note 1.
Note
1.
H = HIGH voltage level;
h = HIGH voltage level one set-up time prior to the LOW-to-HIGH CP transition;
L = LOW voltage level;
I = LOW voltage level one set-up time prior to the LOW-to-HIGH CP transition;
Z = high-impedance OFF-state;
= LOW-to-HIGH CP transition.
ORDERING INFORMATION
PINNING
OPERATING MODES
INPUTS
INTERNAL
FLIP-FLOPS
OUTPUTS
OE
CP
D
n
I
h
l
h
Q
0
to Q
7
L
H
Z
Z
Load and read register
L
L
H
H
L
H
L
H
Load register and disable outputs
OUTSIDE NORTH
AMERICA
NORTH AMERICA
PACKAGES
PINS
PACKAGE
MATERIAL
CODE
74AHC574D
74AHC574PW
74AHCT574D
74AHCT574PW
74AHC574D
74AHC574PW DH
74AHCT574D
74AHCT574PW DH
20
20
20
20
SO
plastic
plastic
plastic
plastic
SOT163-1
SOT360-1
SOT163-1
SOT360-1
TSSOP
SO
TSSOP
PIN
SYMBOL
DESCRIPTION
1
2, 3, 4, 5, 6, 7, 8 and 9
10
11
19, 18, 17, 16, 15, 14, 13 and 12
20
OE
D
0
to D
7
GND
CP
Q
0
to Q
7
V
CC
3-state output enable input (active LOW)
data inputs
ground (0 V)
clock input (LOW-to-HIGH, edge triggered)
3-state flip-flop outputs
DC supply voltage
相关PDF资料
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74AHC594 8-bit shift register with output register
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74AHCT595 8-bit serial-in/serial or parallel-out shift register with output latches;3-state(带输出锁存的8位串行输入/串行或并行输出移位寄存器;三态)
74AHC74 Dual D-type flip-flop with set and reset; positive-edge trigger(带置位和复位的双D触发器;上升沿触发;)
相关代理商/技术参数
参数描述
74AHCT574BQ 制造商:NXP Semiconductors 功能描述:IC OCTAL D F-F POS EDGE 20DH
74AHCT574BQ,115 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
74AHCT574BQ-G 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
74AHCT574D 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
74AHCT574D,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