Functional description M74HC4094
4/17 DocID1972 Rev 5
2 Functional description
Figure 2. Logic diagram
1. This logic diagram has not be used to estimate propagation delays.
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Table 3. Truth table
(1)
CK OE ST SI
Parallel outputs Serial outputs
Q1 Qn QS QS’
H H L L Qn-1 Q7 NC
H H H H Qn-1 Q7 NC
HLXNCNCQ7NC
LXXZZQ7NC
H X X NCNCNCQS
LXXZZNCQS
1. X: don’t care
Z: high impedance
NC: no change.
DocID1972 Rev 5 5/17
M74HC4094 Functional description
17
Figure 3. Input and output equivalent circuit
Figure 4. Timing chart
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Electrical description M74HC4094
6/17 DocID1972 Rev 5
3 Electrical description
Table 4. Absolute maximum ratings
(1)
1. Absolute maximum ratings are those values beyond which damage to the device may occur. Functional operation under
these conditions is not implied.
Symbol Parameter Value Unit
V
CC
Supply voltage -0.5 to +7 V
V
I
DC input voltage -0.5 to V
CC
+ 0.5 V
V
O
DC output voltage -0.5 to V
CC
+ 0.5 V
I
IK
DC input diode current ± 20 mA
I
OK
DC output diode current ± 20 mA
I
O
DC output current ± 25 mA
I
CC
or I
GND
DC V
CC
or ground current ± 50 mA
P
D
Power dissipation 500
(2)
2. 500 mW at 65 °C; derate to 300 mW by 10 mW/°C from 65 °C to 85 °C.
mW
T
stg
Storage temperature -65 to +150 °C
T
L
Lead temperature (10 sec.) 300 °C
Table 5. Recommended operating conditions
Symbol Parameter Value Unit
V
CC
Supply voltage 2 to 6 V
V
I
Input voltage 0 to V
CC
V
V
O
Output voltage 0 to V
CC
V
T
op
Operating temperature -55 to 125 °C
t
r
, t
f
Input rise and fall time
V
CC
= 2.0 V 0 to 1000 ns
V
CC
= 4.5 V 0 to 500 ns
V
CC
= 6.0 V 0 to 400 ns

M74HC4094RM13TR

Mfr. #:
Manufacturer:
STMicroelectronics
Description:
Counter Shift Registers 8-Bit SIPO Shift Reg
Lifecycle:
New from this manufacturer.
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