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參數(shù)資料
型號: 74HC390DB,112
廠商: NXP Semiconductors
文件頁數(shù): 3/7頁
文件大小: 0K
描述: IC DUAL DECADE RIPP COUNT 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: 計數(shù)器,十進制
方向:
元件數(shù): 2
每個元件的位元數(shù): 4
復(fù)位: 異步
計數(shù)速率: 71MHz
觸發(fā)器類型: 負(fù)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: 568-2673-5
935189330112
December 1990
3
Philips Semiconductors
Product specication
Dual decade ripple counter
74HC/HCT390
ORDERING INFORMATION
See
“74HC/HCT/HCU/HCMOS Logic Package Information”.
PIN DESCRIPTION
PIN NO.
SYMBOL
NAME AND FUNCTION
1, 15
1CP0, 2CP0
clock input divide-by-2 section (HIGH-to-LOW, edge-triggered)
2, 14
1MR, 2MR
asynchronous master reset inputs (active HIGH)
3, 5, 6, 7
1Q0 to 1Q3
ip-op outputs
4, 12
1CP1, 2CP1
clock input divide-by-5 section (HIGH-to-LOW, edge triggered)
8
GND
ground (0 V)
13, 11, 10, 9
2Q0 to 2Q3
ip-op outputs
16
VCC
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
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