HCF4021BEY STMicroelectronics, HCF4021BEY Datasheet - Page 2

• Manufacturer Part Number: HCF4021BEY
• Description: IC SHIFT REGISTER 8STAGE 16-DIP
• Manufacturer: STMicroelectronics
• Series: 4000Br
• Type: Not Requiredr

Specifications of HCF4021BEY

• 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 ~ 20 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 16-DIP (0.300", 7.62mm)
• Technology: CMOS
• Number Of Elements: 1
• Number Of Bits: 8
• Logic Family: 4000B
• Logical Function: Shift Register
• Operating Supply Voltage (typ): 3.3/5/9/12/15/18V
• Package Type: PDIP
• Propagation Delay Time: 320ns
• Operating Temp Range: -55C to 125C
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 20V
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 16
• Counting Sequence: Serial/Parallel to Parallel
• Number Of Circuits: 8
• Supply Voltage (max): 20 V
• Maximum Operating Temperature: + 125 C
• Minimum Operating Temperature: - 55 C
• Mounting Style: Through Hole
• Operating Supply Voltage: 3 V to 20 V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: 497-1352-5

HCF4021B
IINPUT EQUIVALENT CIRCUIT
TRUTH TABLE
X : Don’t Care
LOGIC DIAGRAM
2/11
CLOCK
X
X
X
X
SERIAL INPUT
X
X
X
X
X
0
1
PARALLEL/
CONTROL
SERIAL
X
1
1
1
1
0
0
PI - 1
X
X
X
0
0
1
1
PIN DESCRIPTION
7, 6, 5, 4, 13,
14, 15, 1
2, 3, 12
PIN No
11
10
16
9
8
PI - n
X
X
X
0
1
0
1
PARALLEL/
Q6, Q7, Q8 Buffered Outputs
CONTROL
SERIAL IN
PI1 to PI8
SYMBOL
SERIAL
CLOCK
V
V
SS
DD
(INTERNAL)
Parallel/Serial Input Con-
trol
Clock Input
Q
Q
Parallel Input
Serial Input
Negative Supply Voltage
Positive Supply Voltage
0
0
1
1
0
1
NAME AND FUNCTION
1
1
Q
Q
Q
Q
n
n
0
1
0
1
n
- 1
- 1
n