參數(shù)資料
型號: N74F269DB,112
廠商: NXP Semiconductors
文件頁數(shù): 4/19頁
文件大小: 0K
描述: IC COUNTER BIN BIDIR 24-SSOP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 59
系列: 74F
邏輯類型: 二進(jìn)制計數(shù)器
方向: 上,下
元件數(shù): 1
每個元件的位元數(shù): 8
計數(shù)速率: 115MHz
觸發(fā)器類型: 正邊沿
電源電壓: 4.5 V ~ 5.5 V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 24-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 24-SSOP
包裝: 管件
產(chǎn)品目錄頁面: 842 (CN2011-ZH PDF)
其它名稱: 568-3175-5
935242010112
N74F269DB
74F269
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2011. All rights reserved.
Product data sheet
Rev. 6 — 14 December 2011
12 of 19
NXP Semiconductors
74F269
8-bit bidirectional binary counter
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
VM =1.5 V
VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 11. Count enable inputs (CEP and CET) and clock input (CP) set-up and hold times
001aal302
VM
tsu(L)
th(L)
tsu(H)
th(H)
VM
GND
VI
GND
VI
VOH
VOL
CP
Qn
COUNT
NO CHANGE
CET, CEP
The shaded areas indicate when the input is permitted to change for predictable output performance.
Measurement points are given in Table 8.
VM =1.5 V
VOL and VOH are the typical output voltage levels that occur with the output load.
Fig 12. Up/down count control input (U/D) and clock input (CP) set-up and hold times
001aal303
VM
tsu(L)
th
tsu(H)
th
VM
U/D
CP
VI
GND
VI
VOH
VOL
GND
Qn
COUNT DOWN
COUNT UP
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
N74F269DB-T 功能描述:計數(shù)器 IC 8-BIT BIDIRECTIONAL BINARY CTR RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
N74F269D-T 功能描述:計數(shù)器 IC 8-BIT BIDIRECTIONAL BINARY CTR RoHS:否 制造商:NXP Semiconductors 計數(shù)器類型:Binary Counters 邏輯系列:74LV 位數(shù):10 計數(shù)法: 計數(shù)順序: 工作電源電壓:1 V to 5.5 V 工作溫度范圍:- 40 C to + 125 C 封裝 / 箱體:SOT-109 封裝:Reel
N74F269N 制造商:Fairchild Semiconductor Corporation 功能描述:Bi-directional binary counter,N74F269N
N74F269N,602 功能描述:計數(shù)器移位寄存器 8-BIT BIDIRECTIONAL BINARY CTR RoHS:否 制造商:Texas Instruments 計數(shù)器類型: 計數(shù)順序:Serial to Serial/Parallel 電路數(shù)量:1 封裝 / 箱體:SOIC-20 Wide 邏輯系列: 邏輯類型: 輸入線路數(shù)量:1 輸出類型:Open Drain 傳播延遲時間:650 ns 最大工作溫度:+ 125 C 最小工作溫度:- 40 C 封裝:Reel
N74F269N-B 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Synchronous Up/Down Counter