參數(shù)資料
型號(hào): 74HC74PW,118
廠商: NXP Semiconductors
文件頁(yè)數(shù): 19/21頁(yè)
文件大小: 0K
描述: IC DUAL POS-EDG-TRG D FF 14TSSOP
產(chǎn)品培訓(xùn)模塊: Logic Packages
標(biāo)準(zhǔn)包裝: 1
系列: 74HC
功能: 設(shè)置(預(yù)設(shè))和復(fù)位
類型: D 型
輸出類型: 差分
元件數(shù): 2
每個(gè)元件的位元數(shù): 1
頻率 - 時(shí)鐘: 82MHz
延遲時(shí)間 - 傳輸: 14ns
觸發(fā)器類型: 正邊沿
輸出電流高,低: 5.2mA,5.2mA
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: 14-TSSOP(0.173",4.40mm 寬)
包裝: 標(biāo)準(zhǔn)包裝
產(chǎn)品目錄頁(yè)面: 832 (CN2011-ZH PDF)
其它名稱: 568-4574-6
74HC_HCT74
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2012. All rights reserved.
Product data sheet
Rev. 4 — 27 August 2012
7 of 21
NXP Semiconductors
74HC74; 74HCT74
Dual D-type flip-flop with set and reset; positive edge-trigger
10. Dynamic characteristics
Table 8.
Dynamic characteristics
Voltages are referenced to GND (ground = 0 V); CL = 50 pF unless otherwise specified; for test circuit see Figure 9.
Symbol Parameter
Conditions
Tamb = 40 C to +85 C
Tamb = 40 C to +125 C Unit
Min
Typ[1]
Max
Min
Max
74HC74
tpd
propagation
delay
nCP to nQ, nQ; see
VCC = 2.0 V
-
47
220
-
265
ns
VCC = 4.5 V
-
17
44
-
53
ns
VCC =5V; CL =15pF
-
14
-
ns
VCC = 6.0 V
-
14
37
-
45
ns
nSD to nQ, nQ; see
VCC = 2.0 V
-
50
250
-
300
ns
VCC = 4.5 V
-
18
50
-
60
ns
VCC =5V; CL =15pF
-
15
-
ns
VCC = 6.0 V
-
14
43
-
51
ns
nRD to nQ, nQ; see
VCC = 2.0 V
-
52
250
-
300
ns
VCC = 4.5 V
-
19
50
-
60
ns
VCC =5V; CL =15pF
-
16
-
ns
VCC = 6.0 V
-
15
43
-
51
ns
tt
transition
time
nQ, nQ; see Figure 7
VCC = 2.0 V
-
19
95
-
110
ns
VCC = 4.5 V
-
7
19
-
22
ns
VCC = 6.0 V
-
6
16
-
19
ns
tW
pulse width
nCP HIGH or LOW;
VCC = 2.0 V
100
19
-
120
-
ns
VCC = 4.5 V
20
7
-
24
-
ns
VCC = 6.0 V
17
6
-
20
-
ns
nSD, nRD LOW;
VCC = 2.0 V
100
19
-
120
-
ns
VCC = 4.5 V
20
7
-
24
-
ns
VCC = 6.0 V
17
6
-
20
-
ns
trec
recovery
time
nSD, nRD; see Figure 8
VCC = 2.0 V
40
3
-
45
-
ns
VCC = 4.5 V
8
1
-
9
-
ns
VCC = 6.0 V
7
1
-
8
-
ns
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