HD74HC590_15 Datasheet, PDF (5/12 Pages) Renesas Technology Corp – 8-bit Binary Counter/Register (with 3-state outputs)

HD74HC590
Logic Diagram
CCKEN
CCK
CCLR
RCK
G
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
TQ
CCK
CCLR
CCK
REC Out
RCK
RCK _G
REC Out
RCK
RCK
G
REC Out
RCK
RCK
G
REC Out
RCK
RCK
G
REC Out
RCK
RCK
G
REC Out
RCK
RCK
G
REC Out
RCK
RCK
G
REC Out
RCK
RCK
G
QA
QB
QC
QD
QE
QF
QG
QH
RCO
Absolute Maximum Ratings
Item
Symbol
Ratings
Unit
Supply voltage range
VCC
–0.5 to 7.0
V
Input / Output voltage
VIN, VOUT
–0.5 to VCC +0.5
V
Input / Output diode current
IIK, IOK
±20
mA
Output current
IOUT
±35
mA
VCC, GND current
ICC or IGND
±75
mA
Power dissipation
PT
500
mW
Storage temperature
Tstg
–65 to +150
°C
Note: The absolute maximum ratings are values, which must not individually be exceeded, and furthermore, no two of
which may be realized at the same time.
Rev.2.00 Mar 30, 2006 page 3 of 9