HEF4894BT NXP Semiconductors, HEF4894BT Datasheet - Page 4
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HEF4894BT
Manufacturer Part Number
HEF4894BT
Description
Manufacturer
NXP Semiconductors
Type
Not Requiredr
Datasheet
1.HEF4894BT.pdf
(19 pages)
Specifications of HEF4894BT
Technology
CMOS
Number Of Elements
1
Number Of Bits
12
Logic Family
4000
Logical Function
Shift Register
Operating Supply Voltage (typ)
3.3/5/9/12V
Output Type
3-State
Package Type
SO
Propagation Delay Time
480ns
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
20
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
HEF4894BT
Manufacturer:
NXP
Quantity:
5 510
Company:
Part Number:
HEF4894BT/Q100
Manufacturer:
FREESCALE
Quantity:
20 000
Company:
Part Number:
HEF4894BTS400
Manufacturer:
PH
Quantity:
4 262
NXP Semiconductors
Table 2.
7. Functional description
Table 3.
At the positive clock edge the information in the 10
[1]
[2]
[3]
HEF4894B
Product data sheet
Symbol
D
QP0 to QP11
QS1
QS2
CP
STR
OE
V
V
Control
CP
↑
↓
↑
↑
↑
↓
DD
SS
H = HIGH voltage level; L = LOW voltage level; X = don’t care; ↑ = LOW-to-HIGH clock transition; ↓ = HIGH-to-LOW clock transition;
Z = high-impedance OFF-state.
Q10S = the data in register stage 10 before the LOW to HIGH clock transition.
Q11S = the data in register stage 11 before the HIGH to LOW clock transition.
Pin description
Function table
OE
L
L
H
H
H
H
Pin
2
4, 5, 6, 7, 8, 9, 18, 17, 16, 15, 14, 13
11
12
3
1
19
20
10
6.2 Pin description
[1]
STR
X
X
L
H
H
H
All information provided in this document is subject to legal disclaimers.
Input
D
X
X
X
L
H
H
th
Rev. 7 — 13 August 2010
register stage is transferred to the 11
Parallel output
QP0
Z
Z
no change
Z
L
no change
Description
serial input
parallel output
serial output
serial output
clock input
strobe input
output enable input
supply voltage
ground (0 V)
12-stage shift-and-store register LED driver
QPn
Z
Z
no change
QPn − 1
QPn − 1
no change
th
register stage and the QS output
Serial output
QS1
Q10S
no change
Q10S
Q10S
Q10S
no change
[2]
HEF4894B
© NXP B.V. 2010. All rights reserved.
QS2
no change
no change
no change
no change
Q11S
Q11S
[3]
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