HEF4894BT NXP Semiconductors, HEF4894BT Datasheet - Page 8

• Manufacturer Part Number: HEF4894BT
• Manufacturer: NXP Semiconductors
• Type: Not Requiredr

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

NXP Semiconductors
Table 7.
V
[1]
[2]
[3]
Table 8.
P
HEF4894B
Product data sheet
Symbol Parameter
t
t
t
t
t
t
f
Symbol Parameter
P
en
dis
t
W
su
h
clk(max)
SS
D
D
can be calculated from the formulas shown. V
= 0 V; T
The typical values of the propagation delay and transition times are calculated from the extrapolation formulas shown (C
t
t
en
t
is the same as t
is the same as t
transition time
pulse width
set-up time
hold time
maximum clock
frequency
dynamic power
dissipation
Dynamic characteristics
amb
Dynamic power dissipation
= 25
TLH
°
PZL
C unless otherwise specified. For test circuit see
and t
and t
THL
dis
.
Conditions
OE to QPn;
see
OE to QPn;
see
QS1, QS2;
see
see
STR; HIGH;
see
D to CP;
see
D to CP;
see
CP; see
CP; LOW and HIGH;
is the same as t
Figure 8
Figure 8
Figure 6
Figure 6
Figure 7
Figure 9
Figure 9
V
10 V
15 V
5 V
DD
…continued
Figure 6
All information provided in this document is subject to legal disclaimers.
Typical formula
P
P
P
D
D
D
PLZ
= 1200 × f
= 5550 × f
= 15000 × f
.
SS
Rev. 7 — 13 August 2010
= 0 V; t
V
10 V
15 V
10 V
15 V
10 V
15 V
10 V
15 V
10 V
15 V
10 V
15 V
10 V
15 V
10 V
15 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
5 V
DD
i
i
+ Σ(f
+ Σ(f
i
r
+ Σ(f
= t
[2]
[2]
[1][3]
f
o
o
≤
o
× C
× C
20 ns; T
× C
Extrapolation formula
35 ns + (1.00 ns/pF)C
19 ns + (0.42 ns/pF)C
16 ns + (0.28 ns/pF)C
L
L
) × V
) × V
L
) × V
Figure
12-stage shift-and-store register LED driver
amb
DD
DD
DD
2
2
2
= 25
μW
μW
10.
μW
°
C.
Where
f
f
C
Σ(f
V
i
o
DD
= input frequency in MHz;
L
= output frequency in MHz;
o
= output load capacitance in pF;
L
L
L
× C
= supply voltage in V.
L
Min
-
) = sum of the outputs;
60
30
24
80
60
24
60
20
15
+5
20
20
11
14
5
-
-
-
-
-
-
-
-
HEF4894B
Typ
100
−15
55
50
40
30
30
15
12
40
30
12
30
10
10
80
85
40
30
22
28
© NXP B.V. 2010. All rights reserved.
5
5
5
Max
200
110
100
160
170
-
-
-
L
80
60
80
60
in pF).
-
-
-
-
-
-
-
-
-
-
-
-
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
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