MC54-74HC259A Datasheet, PDF (5/8 Pages) Motorola, Inc – 8-Bit Addressable Latch 1-of-8 Decoder

MC54/74HC259A
SWITCHING WAVEFORMS
VCC
DATA IN
GND
tr
DATA IN
tPLH
OUTPUT Q
90%
50%
10%
90%
50%
10%
tTLH
tf
VCC
GND
tPHL
tTHL
ADDRESS
SELECT
OUTPUT Q
50%
50%
tPHL
50%
VCC
GND
VCC
GND
tPLH
Figure 1.
Figure 2.
VCC
DATA IN
VCC
GND
DATA IN
tw
tw
VCC
tw
GND
VCC
ENABLE
50%
50% 50%
RESET
50%
GND
tPHL
tPLH
tPHL
GND
OUTPUT Q
OUTPUT Q
50%
Figure 3.
Figure 4.
DATA IN
OR _50%
ADDRESS
SELECT
ENABLE
th(H)
tsu
50%
Figure 5.
TEST POINT
VCC
GND
th(L)
tsu
VCC
OUTPUT
DEVICE
UNDER
TEST
CL*
GND
* Includes all probe and jig capacitance
Figure 6. Test Circuit
High–Speed CMOS Logic Data
5
DL129 — Rev 6
MOTOROLA