HEF4557BP NXP Semiconductors, HEF4557BP Datasheet - Page 4

• Manufacturer Part Number: HEF4557BP
• Manufacturer: NXP Semiconductors
• Type: Not Requiredr

Specifications of HEF4557BP

• Technology: CMOS
• Number Of Elements: 1
• Number Of Bits: 64
• Logic Family: 4000
• Logical Function: Shift Register
• Operating Supply Voltage (typ): 3.3/5/9/12V
• Package Type: PDIP
• Propagation Delay Time: 480ns
• Operating Temp Range: -40C to 85C
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 15V
• Operating Temperature Classification: Industrial
• Mounting: Through Hole
• Pin Count: 16
• Lead Free Status / Rohs Status: Compliant

NXP Semiconductors
Table 2.
7. Functional description
Table 3.
[1]
Table 4.
HEF4557B_5
Product data sheet
Symbol
Q
Q
V
Inputs
MR
L
L
L
L
H
L32
L
L
L
L
L
L
L
L
L
H
H
H
H
H
H
DD
The moment D
X = don’t care; ↑ = positive-going transition; ↓ = negative-going transition; D
Pin description table
Function table
Bit-length select function table
L16
L
L
L
L
L
L
L
L
H
L
L
H
H
H
H
n
A/B
L
H
L
H
X
appears at Q depends on the bit-length shown in
[1]
L1 to L16 continue to increment in a binary count with L32 HIGH
L1 to L16 continue to increment in a binary count with L32 LOW
Pin
10
11
16
L8
L
L
L
L
L
L
L
L
H
L
L
H
H
H
H
…continued
DA
D
D
D
D
X
1
1
1
1
Rev. 05 — 16 December 2009
L4
L
L
L
L
H
H
H
H
H
L
L
H
H
H
H
DB
D
D
D
D
X
2
2
2
2
Description
buffered output
complementary buffered output
supply voltage
Table
L2
L
L
H
H
L
L
H
H
H
L
L
L
L
H
H
4; H = HIGH voltage level; L = LOW voltage level;
CP0
↑
↑
H
H
X
1
, D
2
= either HIGH or LOW.
1-to-64 bit variable length shift register
L1
L
H
L
H
L
H
L
H
H
L
H
L
H
L
H
CP1
L
L
↓
↓
X
HEF4557B
Register length
1-bit
2-bits
3-bits
4-bits
5-bits
6-bits
7-bits
8-bits
32-bits
33-bits
34-bits
61-bits
62-bits
63-bits
64-bits
© NXP B.V. 2009. All rights reserved.
Output
Q
D
D
D
D
L
2
1
2
1
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