TC74VHC221AFN-ELP Toshiba, TC74VHC221AFN-ELP Datasheet - Page 2

• Manufacturer Part Number: TC74VHC221AFN-ELP
• Manufacturer: Toshiba

Specifications of TC74VHC221AFN-ELP

• Logic Family: VHC
• High Level Output Current: -8mA
• Low Level Output Current: 8mA
• Quiescent Current: 4uA
• Number Of Elements: 2
• Operating Temperature Classification: Industrial
• Operating Supply Voltage (max): 5.5V
• Operating Supply Voltage (typ): 2.5/3.3/5V
• Operating Temperature (min): -40C
• Operating Temperature (max): 85C
• Technology: CMOS
• Abs. Propagation Delay Time: 29.5ns
• Operating Supply Voltage (min): 2V
• Lead Free Status / RoHS Status: Not Compliant

Pin Assignment
IEC Logic Symbol
Truth Table
1R
2R
2
X: Don’t care
1
CLR
CLR
X
X
1C
2C
A
H
/C
/C
X
L
L
X
2
1
2R
1B
2B
A
A
X
X
X
X
1
CLR
GND
X
2C
1
/C
1
2Q
1B
Q
Inputs
A
(14)
(15)
(10)
(11)
X
X
(1)
(2)
(3)
(9)
(6)
(7)
H
H
B
X
X
L
1
2
3
4
5
6
7
8
CLR
R
C
R
R
C
R
TC74VHC123A
H
H
H
H
L
X
X
X
X
/C
/C
&
&
(top view)
X
X
Q
L
L
L
Outputs
Q
H
H
H
16
15
14
13
12
11
10
9
(13)
(12)
Output Enable
Inhibit
Inhibit
Output Enable
Output Enable
Reset
(4)
(5)
V
1R
1C
1Q
2B
2
2
2
CC
Q
CLR
A
1Q
2Q
1
2
Function
X
X
Q
Q
/C
X
2
1R
2R
TC74VHC123,221AF/AFN/AFT/AFK
2
1
CLR
CLR
X
X
1C
2C
/C
2
/C
1
1B
2B
A
A
X
X
X
X
(14)
(15)
(10)
(11)
(1)
(2)
(3)
(9)
(6)
(7)
R
C
R
R
C
R
TC74VHC221A
X
X
X
X
/C
/C
&
&
X
X
1
1
(13)
(12)
(4)
(5)
2007-10-19
1Q
2Q
1
2
Q
Q