參數(shù)資料
型號: MM74HCT74N
廠商: Fairchild Semiconductor
文件頁數(shù): 5/10頁
文件大?。?/td> 0K
描述: IC FLIP FLOP DUAL D-TYPE 14-DIP
標(biāo)準(zhǔn)包裝: 500
系列: 74HCT
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: 27MHz
延遲時(shí)間 - 傳輸: 21ns
觸發(fā)器類型: 正邊沿
輸出電流高,低: 4.8mA,4.8mA
電源電壓: 4.5 V ~ 5.5 V
工作溫度: -40°C ~ 85°C
安裝類型: 通孔
封裝/外殼: 14-DIP(0.300",7.62mm)
包裝: 管件
1984 Fairchild Semiconductor Corporation
www.fairchildsemi.com
MM74HCT74 Rev. 1.4.0
4
MM74HCT74
Dual
D-T
ype
Flip-Flop
with
Preset
and
Clear
DC Electrical Characteristics
VCC = 5V ±10% (unless otherwise specified).
Note:
4. This is measured per pin. All other inputs are held at VCC Ground.
AC Electrical Characteristics
VCC = 5V, TA = 25°C, CL = 15 pF, tr = tf = 6ns.
Symbol
Parameter
Conditions
TA =
Units
25°C
–40°C to
85°C
–55°C to
125°C
Typ.
Guaranteed Limits
VIH
Minimum HIGH Level
Input Voltage
2.0
V
VIL
Maximum LOW Level
Input Voltage
0.8
V
VOH
Minimum HIGH Level
Output Voltage
VIN = VIH or VIL, |IOUT| = 20A
VCC
VCC – 0.1
V
VIN = VIH or VIL, |IOUT| = 4.0mA,
VCC = 4.5V
4.2
3.98
3.84
3.7
VIN = VIH or VIL, |IOUT| = 4.8mA,
VCC = 5.5V
5.2
4.98
4.84
4.7
VOL
Maximum LOW Level
Voltage
VIN = VIH or VIL, |IOUT| = 20A
0
0.1
V
VIN = VIH or VIL, |IOUT| = 4.0mA,
VCC = 4.5V
0.2
0.26
0.33
0.4
VIN = VIH or VIL, |IOUT| = 4.8mA,
VCC = 5.5V
0.2
0.26
0.33
0.4
IIN
Maximum Input
Current
VIN = VCC or GND, VIH or VIL
±0.5
±1.0
A
ICC
Maximum Quiescent
Supply Current
VIN = VCC or GND, IOUT = 0A
2.0
20
80
A
VIN = 2.4V or 0.5V
(4)
0.3
0.4
0.5
mA
Symbol
Parameter
Conditions
Typ.
Guaranteed
Limit
Units
fMAX
Maximum Operating Frequency from Clock to
Q or Q
50
30
MHz
tPHL, tPLH Maximum Propagation Delay Clock to Q or Q
18
30
ns
tPHL, tPLH Maximum Propagation Delay from Preset or
Clear to Q or Q
18
30
ns
tREM
Minimum Removal Time, Preset or Clear to
Clock
20
ns
tS
Minimum Setup Time Data to Clock
20
ns
tH
Minimum Hold Time Clock to Data
–3
0
ns
tW
Minimum Pulse Width Clock, Preset or Clear
8
16
ns
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