HEF4021BT NXP Semiconductors, HEF4021BT Datasheet - Page 3

• Manufacturer Part Number: HEF4021BT
• Manufacturer: NXP Semiconductors
• Type: Not Requiredr

Specifications of HEF4021BT

• Technology: CMOS
• Number Of Elements: 1
• Number Of Bits: 8
• Logic Family: 4000
• Logical Function: Shift Register
• Operating Supply Voltage (typ): 3.3/5/9/12V
• Output Type: Standard
• Package Type: SO
• Propagation Delay Time: 250ns
• Operating Temp Range: -40C to 125C
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 15V
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 16
• Lead Free Status / Rohs Status: Compliant

NXP Semiconductors
6. Pinning information
Table 2.
7. Functional description
Table 3.
HEF4021B_6
Product data sheet
Symbol
Q5 to Q7
D0 to D7
V
PL
CP
DS
V
Number of clock
transitions
Serial operation
1
2
3
6
7
Fig 3.
SS
DD
Pin configuration
Pin description
Function table
6.1 Pinning
6.2 Pin description
Inputs
CP
Pin
2, 12, 3
7, 6, 5, 4, 13, 14,15, 1
8
9
10
11
16
[1]
DS
data 1
data 2
data 3
X
X
Rev. 06 — 27 November 2009
V
Q5
Q7
Description
buffered parallel output from the last three stages
parallel data input
ground supply voltage
parallel load input
clock input (LOW-to-HIGH edge-triggered)
serial data input
supply voltage
D7
D3
D2
D1
D0
SS
1
2
3
4
5
6
7
8
PL
L
L
L
L
L
HEF4021B
001aae609
16
15
14
13
12
11
10
9
V
D6
D5
D4
Q6
DS
CP
PL
Outputs
Q5
X
X
X
data 1
data 2
DD
Q6
X
X
X
X
data 1
8-bit static shift register
HEF4021B
© NXP B.V. 2009. All rights reserved.
Q7
X
X
X
X
X
3 of 14