參數(shù)資料
型號(hào): 74HC193PW,118
廠商: NXP Semiconductors
文件頁數(shù): 14/30頁
文件大?。?/td> 0K
描述: IC 4BIT BINARY UP/DN CNT 16TSSOP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 2,500
系列: 74HC
邏輯類型: 二進(jìn)制計(jì)數(shù)器
方向: 上,下
元件數(shù): 1
每個(gè)元件的位元數(shù): 4
復(fù)位: 異步
計(jì)時(shí): 同步
計(jì)數(shù)速率: 49MHz
觸發(fā)器類型: 正邊沿
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-TSSOP(0.173",4.40mm 寬)
供應(yīng)商設(shè)備封裝: 16-TSSOP
包裝: 帶卷 (TR)
其它名稱: 74HC193PW-T
74HC193PW-T-ND
935188980118
74HC_HCT193
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2013. All rights reserved.
Product data sheet
Rev. 4 — 24 June 2013
21 of 30
NXP Semiconductors
74HC193; 74HCT193
Presettable synchronous 4-bit binary up/down counter
Table 10.
Measurement points
Type
Input
Output
VM
VI
VM
74HC193
0.5
V
CC
GND to VCC
0.5
V
CC
74HCT193
1.3 V
GND to 3 V
1.3 V
Test data is given in Table 11.
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
RL = Load resistor
S1 = Test selection switch
Fig 16. Load circuitry for measuring switching times
VM
tW
10 %
90 %
0 V
VI
negative
pulse
positive
pulse
0 V
VM
90 %
10 %
tf
tr
tf
001aad983
DUT
VCC
VI
VO
RT
RL
S1
CL
open
G
Table 11.
Test data
Type
Input
Load
S1 position
VI
tr, tf
CL
RL
tPHL, tPLH
74HC193
VCC
6 ns
15pF, 50 pF
1k
open
74HCT193
3 V
6 ns
15 pF, 50 pF
1 k
open
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