參數(shù)資料
型號: 74HCT574
廠商: NXP Semiconductors N.V.
元件分類: 通用總線功能
英文描述: 4-Bit Synchronous Up/Down Counters (Dual Clock With Clear) 16-SO -40 to 85
中文描述: 八路D型觸發(fā)器,上升沿觸發(fā),三態(tài)
文件頁數(shù): 7/7頁
文件大?。?/td> 57K
代理商: 74HCT574
December 1990
7
Philips Semiconductors
Product specification
Octal D-type flip-flop; positive edge-trigger;
3-state
74HC/HCT574
AC WAVEFORMS
Fig.6
Waveforms showing the clock input (CP)
pulse width, the CP input to output (Q
n
)
propagation delays, the output transition
times and the maximum clock pulse
frequency.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.7
Waveforms showing the 3-state enable and
disable times.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
Fig.8
Waveforms showing the data set-up and
hold times for D
n
input to CP input.
The shaded areas indicate when the input is permitted
to change for predictable output performance.
(1) HC : V
M
= 50%; V
I
= GND to V
.
HCT: V
M
= 1.3 V; V
I
= GND to 3 V.
PACKAGE OUTLINES
See
“74HC/HCT/HCU/HCMOS Logic Package Outlines”
.
相關PDF資料
PDF描述
74HC574 Octal D-type flip-flop; positive edge-trigger; 3-state
74HCT583 4-Bit Synchronous Up/Down Counters (Dual Clock With Clear) 16-TSSOP -40 to 85
74HC583 4-bit full adder with fast carry
74HCT643 Dual 4-Input Positive-NAND Gates 14-SSOP -40 to 85
74HC643 Octal bus transceiver; 3-state; true/inverting
相關代理商/技術(shù)參數(shù)
參數(shù)描述
74HCT574 86 制造商:RCA 功能描述:74HCT574
74HCT57486 制造商:RCA 功能描述:74HCT574
74HCT574AN 制造商: 功能描述: 制造商:AVX Corporation 功能描述:
74HCT574D 功能描述:觸發(fā)器 OCTAL D-TYPE POS EDGE 3-S RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel
74HCT574D,652 功能描述:觸發(fā)器 OCTAL D-TYPE POS RoHS:否 制造商:Texas Instruments 電路數(shù)量:2 邏輯系列:SN74 邏輯類型:D-Type Flip-Flop 極性:Inverting, Non-Inverting 輸入類型:CMOS 輸出類型: 傳播延遲時間:4.4 ns 高電平輸出電流:- 16 mA 低電平輸出電流:16 mA 電源電壓-最大:5.5 V 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:X2SON-8 封裝:Reel