HEF4794B View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
HEF4794B Datasheet PDF : 16 Pages
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Philips Semiconductors
8-stage shift-and-store register LED driver
Product specification
HEF4794B
handbook, full pagewidth
D
CP
STR
EO
STAGE 0
DO
CP
FF
1
STAGE 1 to 6
D
O
STAGE 7
DO
CP
FF
8
DO
CP
latch
1
DO
CP
latch
8
OS
DQ
OS'
CP
latch
HEF4794B
O0
O1 O2 O3 O4 O5 O6
O7
Fig.3 Logic diagram.
MBD911
PINNING
SYMBOL
STR
D
CP
O0 to O3
VSS
OS,OS'
O7
O6
O5
O4
EO
VDD
PIN
1
2
3
4 to 7
8
9 and 10
11
12
13
14
15
16
DESCRIPTION
strobe input
data input
clock input
parallel outputs 0 to 3
(open drain)
ground
serial outputs
parallel output 7 (open drain)
parallel output 6 (open drain)
parallel output 5 (open drain)
parallel output 4 (open drain)
output enable input
supply voltage
handbook, halfpage
STR 1
D2
CP 3
O0 4
O1 5
O2 6
O3 7
VSS 8
16 VDD
15 EO
14 O4
HEF4794B
13 O5
12 O6
11 O7
10 O S'
9 OS
MBD910
Fig.4 Pin configuration.
1999 Jun 30
3
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