HEF4794B データシートの表示（PDF） - Philips Electronics
部品番号
コンポーネント説明
メーカー
HEF4794B Datasheet PDF : 16 Pages
| |||
Philips Semiconductors
8-stage shift-and-store register LED driver
Product specification
HEF4794B
SYMBOL
PARAMETER
VDD
(V)
tPZL
tPLZ
tTHL
tTLH
tPZL
tPLZ
tWCPL
tWSTRH
tsu
th
fclk(max)
propagation delay time STR to On; 5
OFF-to-LOW
10
15
propagation delay time STR to On; 5
LOW-to-OFF
10
15
output transition time OS and OS'; 5
HIGH-to-LOW
10
15
output transition time OS and OS'; 5
LOW-to-HIGH
10
15
output enable time EO to On;
5
OFF-to-LOW
10
15
output disable time EO to On;
5
LOW-to-OFF
10
15
minimum clock pulse width LOW 5
10
15
minimum strobe pulse width HIGH 5
10
15
set-up time D to CP
5
10
15
hold time D to CP
+5
10
15
maximum clock frequency
5
10
15
Note
1. Definition of symbol equivalent to 3-state outputs.
MIN.
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
60
30
24
80
60
24
60
20
15
+5
20
20
5
11
14
TYP.
140
70
55
100
40
35
85
40
30
85
40
30
100
55
50
80
40
30
30
15
12
40
30
12
30
10
5
−15
5
5
10
22
28
MAX.
280
140
110
200
100
70
170
80
60
170
80
60
200
110
100
160
80
60
−
−
−
−
−
−
−
−
−
−
−
−
−
−
−
UNIT
TYPICAL
EXTRAPOLATION
FORMULA
ns
note 1
ns
ns
ns
note 1
ns
ns
ns
35 ns + (1.0 ns/pF)CL
ns
19 ns + (0.42 ns/pF)CL
ns
16 ns + (0.28 ns/pF)CL
ns
35 ns + (1.0 ns/pF)CL
ns
19 ns + (0.42 ns/pF)CL
ns
16 ns + (0.28 ns/pF)CL
ns
note 1
ns
ns
ns
note 1
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
MHz
MHz
MHz
1999 Jun 30
6
Share Link: 