MC10H136
Table 5. AC CHARACTERISTICS
0°
25°
75°
Symbol
Characteristic
Min
Max
Min
Max
Min
Max
Unit
tpd
Propagation Delay
Clock to Q
Clock to Carry Out
Carry in to Carry
Out
ns
0.7
2.3
0.7
2.4
0.7
2.5
1.0
4.8
1.0
4.9
1.0
5.0
0.7
2.5
0.7
2.6
0.7
2.7
tset
thold
fcount
tr
tf
Set-up Time
Data (D0 to C)
Select (S to C)
Carry In (Cin to C)
(C to Cin)
Hold Time
Data (C to D0)
Select (C to S)
Carry In (C to Cin)
(Cin to C)
Counting Frequency
Rise Time
Fall Time
2.0
−
2.0
−
2.0
3.5
−
3.5
−
3.5
2.0
−
2.0
−
2.0
0
−
0
−
0
0
−
0
−
0
−0.5
−
−0.5
−
−0.5
0
−
0
−
0
2.2
−
2.2
−
2.2
250
−
250
−
250
0.5
2.3
0.5
2.4
0.5
0.5
2.3
0.5
2.4
0.5
ns
−
−
−
−
ns
−
−
−
−
−
MHz
2.5
ns
2.5
ns
NOTE: Device will meet the specifications after thermal equilibrium has been established when mounted in a test socket or printed circuit
board with maintained transverse airflow greater than 500 lfpm. Electrical parameters are guaranteed only over the declared
operating temperature range. Functional operation of the device exceeding these conditions is not implied. Device specification limit
values are applied individually under normal operating conditions and not valid simultaneously.
S1 9
S2 7
Carry In
10
Clock
13
Q0
T
Q0
TC
T Q1
T Q1
TC
T Q2
T
T Q2
TC
T Q3
T
T Q3
T TC
12
14
11
15
6
2
5
D0
Q0
D1
Q1
D2
Q2
D3
NOTE: FLIP-FLOPS WILL TOGGLE WHEN ALL T INPUTS ARE LOW.
Figure 2. Logic Diagram
VCC1 = Pin 1
VCC2 = Pin 16
VEE = Pin 8
3
4
Q3
Carry Out
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