MC14021BD ON Semiconductor, MC14021BD Datasheet - Page 2

• Manufacturer Part Number: MC14021BD
• Description: IC SHIFT REGISTER 8BIT 16SOIC
• Manufacturer: ON Semiconductor
• Series: 4000Br

Specifications of MC14021BD

• Logic Type: Shift Register
• Output Type: Standard
• Number Of Elements: 1
• Number Of Bits Per Element: 8
• Function: Parallel or Serial to Serial
• Voltage - Supply: 3 V ~ 18 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: MC14021BDOS

CLOCK
P/S
D
S
11
10
9
*Q6, Q7, & Q8 are available externally
X = Don’t Care
SERIAL OPERATION:
PARALLEL OPERATION:
n+1
n+2
n+3
P1
D
C
MC14014B
n
t
7
Q
Clock D
MC14014B, MC14021B
Clock
P2
D
C
V
Q6
Q8
P8
P4
P3
P2
P1
SS
PIN ASSIGNMENT
http://onsemi.com
6
MC14021B D
0
1
0
1
X
LOGIC DIAGRAM
S
TRUTH TABLE
Q
V
V
DD
SS
P/S
1
2
3
4
5
6
7
8
X
X
0
0
0
0
0
= PIN 16
= PIN 8
P3
D
C
2
t=n+6
5
Q6
Q6
0
1
0
1
X
X
Q
16
15
14
13
12
11
10
S
9
P4 = PIN 4
P5 = PIN 13
V
P7
P6
P5
Q7
D
C
P/S
P/S
t=n+7
DD
S
1
1
Q7
Q7
?
0
1
0
P
0
1
n
t=n+8
P6
D
C
Q8
Q8
*Q
?
?
0
1
14
0
1
n
Q
Q
Q6
2
P7
D
C
15
Q
Q
Q7
12
P8
D
C
1
Q
Q8
3