參數(shù)資料
型號: 74AHC74PW,112
廠商: NXP Semiconductors
文件頁數(shù): 3/14頁
文件大?。?/td> 0K
描述: IC DUAL D F-F POS-EDGE 14TSSOP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 96
系列: 74AHC
功能: 設(shè)置(預(yù)設(shè))和復(fù)位
類型: D 型
輸出類型: 差分
元件數(shù): 2
每個元件的位元數(shù): 1
頻率 - 時鐘: 75MHz
延遲時間 - 傳輸: 7.4ns
觸發(fā)器類型: 正邊沿
輸出電流高,低: 8mA,8mA
電源電壓: 2 V ~ 5.5 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 14-TSSOP(0.173",4.40mm 寬)
包裝: 管件
其它名稱: 74AHC74PW
74AHC74PW-ND
935263079112
74HC590_2
NXP B.V. 2009. All rights reserved.
Product data sheet
Rev. 02 — 28 April 2009
11 of 21
NXP Semiconductors
74HC590
8-bit binary counter with output register; 3-state
11. Waveforms
Measurement points are given in Table 8.
VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 9.
Waveforms showing the propagation delays from the counter clock input (CPC) to ripple carry (RCO)
output and the CPC pulse width
001aac550
1/fmax
tW
tPLH
tPHL
VI
GND
VOH
VOL
RCO output
CPC input
VM
Table 8.
Measurement points
Type
Input
Output
VI
VM
74HC590
VCC
0.5VCC
Measurement points are given in Table 8.
VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 10. Waveforms showing the propagation delays from the register clock input (CPR) to output (Qn) and the
register clock pulse width
001aac549
1/fmax
tW
tPHL
tPLH
VI
GND
VOH
VOL
Qn output
CPR input
VM
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