mc5474hc161a ETC-unknow, mc5474hc161a Datasheet - Page 6

• Manufacturer Part Number: mc5474hc161a
• Description: Presettable Counters
• Manufacturer: ETC-unknow

MOTOROLA
MC54/74HC161A MC54/74HC163A
INPUTS
P0, P1,
P2, P3
CLOCK
LOAD
OUTPUT
ENABLE T
CLOCK
ANY
RIPPLE
CARRY
OUT
t PLH
10%
50%
t r
90%
50%
50%
t TLH
10%
50%
t su
t su
90%
10%
VALID
t r
10%
t w
50%
50%
90%
90%
t PLH
t TLH
Figure 1.
Figure 3.
Figure 5.
50%
1/fmax
t h
t h
t PHL
t THL
t f
t rec
t f
* Includes all probe and jig capacitance
t PHL
SWITCHING WAVEFORMS
t THL
V CC
GND
DEVICE
UNDER
V CC
GND
TEST
TEST CIRCUIT
V CC
GND
V CC
GND
V CC
GND
Figure 7.
3–6
OUTPUT
TEST POINT
ENABLE T
ENABLE P
OUTPUT
CLOCK
RESET
ANY
CLOCK
C L *
RESET
OR
CLOCK
t su
t PHL
Figure 4. HC163A Only
50%
50%
t su
50%
Figure 2.
Figure 6.
50%
High–Speed CMOS Logic Data
VALID
t rec
t w
50%
t h
50%
t h
50%
DL129 — Rev 6
V CC
GND
V CC
GND
V CC
GND
V CC
GND
V CC
GND