參數(shù)資料
型號: 74HCT393DB,112
廠商: NXP Semiconductors
文件頁數(shù): 1/21頁
文件大?。?/td> 0K
描述: IC DUAL 4BIT RIPPLE COUNT 14SSOP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 78
系列: 74HCT
邏輯類型: 二進(jìn)制計數(shù)器
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: 107MHz
觸發(fā)器類型: 負(fù)邊沿
電源電壓: 4.5 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-SSOP(0.209",5.30mm 寬)
供應(yīng)商設(shè)備封裝: 14-SSOP
包裝: 管件
產(chǎn)品目錄頁面: 837 (CN2011-ZH PDF)
其它名稱: 568-2836-5
935185840112
1.
General description
The 74HC393; 7474HCT393 is a dual 4-stage binary ripple counter. Each counter
features a clock input (nCP), an overriding asynchronous master reset input (nMR) and 4
buffered parallel outputs (nQ0 to nQ3). The counter advances on the HIGH-to-LOW
transition of nCP. A HIGH on nMR clears the counter stages and forces the outputs LOW,
independent of the state of nCP. Inputs include clamp diodes. This enables the use of
current limiting resistors to interface inputs to voltages in excess of VCC.
2.
Features and benefits
Input levels:
For 74HC393: CMOS level
For 74HCT393: TTL level
Complies with JEDEC standard no. 7A
ESD protection:
HBM JESD22-A114F exceeds 2000 V
MM JESD22-A115-A exceeds 200 V.
Two 4-bit binary counters with individual clocks
Divide by any binary module up to 28 in one package
Two master resets to clear each 4-bit counter individually
3.
Ordering information
74HC393; 74HCT393
Dual 4-bit binary ripple counter
Rev. 5 — 1 April 2014
Product data sheet
Table 1.
Ordering information
Type number
Package
Temperature range Name
Description
Version
74HC393N
40 C to +125 C
DIP14
plastic dual in-line package; 14 leads (300 mil)
SOT27-1
74HCT393N
74HC393D
40 C to +125 C
SO14
plastic small outline package; 14 leads; body width 3.9 mm SOT108-1
74HCT393D
74HC393DB
40 C to +125 C
SSOP14
plastic shrink small outline package; 14 leads; body width
5.3 mm
SOT337-1
74HCT393DB
74HC393PW
40 C to +125 C
TSSOP14
plastic thin shrink small outline package; 14 leads; body
width 4.4 mm
SOT402-1
74HCT393PW
74HC393BQ
40 C to +125 C
DHVQFN14 plastic dual in-line compatible thermal enhanced very thin
quad flat package; no leads; 14 terminals;
body 2.5
3 0.85 mm
SOT762-1
74HCT393BQ
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