sn74ls173d Freescale Semiconductor, Inc, sn74ls173d Datasheet - Page 4

• Manufacturer Part Number: sn74ls173d
• Description: 4-bit D-type Register With 3-state Outputs
• Manufacturer: Freescale Semiconductor, Inc

D or E
CP
Q
V E
V OUT
UNDER TEST
TO OUTPUT
t s(H)
1.3 V
1.3 V
1.3 V
t PLH
* Includes Jig and Probe Capacitance.
t PLZ
Figure 1
Figure 3
Figure 5
C L *
t h(H)
SW1
1.3 V
1 / fmax
V CC
t s(L)
R L
5 k
t W
t PHL
1.3 V
FAST AND LS TTL DATA
SW2
SN54/74LS173A
0.5 V
1.3 V
AC WAVEFORMS
AC LOAD CIRCUIT
t PZL
1.3 V
1.3 V
t h(L)
5-319
1.3 V
V OL
SYMBOL
MR
CP
V OUT
t PZH
t PHZ
t PZL
t PLZ
V E
Q
SWITCH POSITIONS
1.3 V
Closed
Closed
Closed
Open
SW1
t W
t PZH
1.3 V
Figure 2
Figure 4
1.3 V
t PHL
t PHZ
t rec
1.3 V
Closed
Closed
Closed
Open
SW2
1.3 V
0.5 V
V OH
1.3 V