參數(shù)資料
型號: 74HC4040DB,112
廠商: NXP Semiconductors
文件頁數(shù): 3/20頁
文件大?。?/td> 0K
描述: IC 12STAGE BINARY RIPPLE 16SSOP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 78
系列: 74HC
邏輯類型: 二進制計數(shù)器
方向:
元件數(shù): 1
每個元件的位元數(shù): 12
復(fù)位: 異步
計數(shù)速率: 98MHz
觸發(fā)器類型: 負邊沿
電源電壓: 2 V ~ 6 V
工作溫度: -40°C ~ 125°C
安裝類型: 表面貼裝
封裝/外殼: 16-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 16-SSOP
包裝: 管件
其它名稱: 74HC4040DB
74HC4040DB-ND
935174930112
74HC_HCT4040
All information provided in this document is subject to legal disclaimers.
NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet
Rev. 4 — 20 March 2014
11 of 20
NXP Semiconductors
74HC4040; 74HCT4040
12-stage binary ripple counter
Test data is given in Table 8.
Definitions test circuit:
RT = termination resistance should be equal to output impedance Zo of the pulse generator.
CL = load capacitance including jig and probe capacitance.
Fig 9.
Test circuit for measuring switching times
001aah768
tW
tr
tf
VM
VI
negative
pulse
GND
VI
positive
pulse
GND
10 %
90 %
10 %
VM
tf
VCC
DUT
RT
VI
VO
CL
G
Table 8.
Test data
Type
Input
Load
Test
VI
tr, tf
CL
74HC4040
VCC
6.0 ns
15 pF, 50 pF
tPLH, tPHL
74HCT4040
3.0 V
6.0 ns
15 pF, 50 pF
tPLH, tPHL
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