mc145028 Freescale Semiconductor, Inc, mc145028 Datasheet - Page 7

• Manufacturer Part Number: mc145028
• Description: Mc145027 Encoder And Decoder Pair
• Manufacturer: Freescale Semiconductor, Inc

Freescale Semiconductor
1
Also see next Electrical Characteristics table for 2.5 V specifications.
t
t
Symbol
TLH
Symbol
TLH
Table 4. Switching Characteristics - MC145026
f
f
osc
osc
t
t
, t
t
t
, t
f
w
w
r
f
THL
THL
Output Transition Time
D
D
Encoder Clock Frequency
Decoder Frequency - Referenced to Encoder Clock
TE Pulse Width - Encoders
Output Transition Time
Encoder Clock Frequency
TE Pulse Width
in
in
Rise Time - Decoders
Fall Time - Decoders
Table 5. Switching Characteristics - MC145026 (C
MC145026, MC145027, MC145028 Technical Data, Rev. 4
Characteristic
Characteristic
1
, MC145027, and MC145028 (C
Figure
Figure
No.
5,
No.
5,
13
6
6
7
8
7
8
9
9
L
= 50 pF, T
V
V
5.0
5.0
5.0
5.0
5.0
5.0
2.5
2.5
2.5
10
15
10
15
10
15
10
15
10
15
10
15
DD
DD
A
= 25°C)
Guaranteed Limit
Guaranteed Limit
L
0.001
0.001
0.001
Min
Min
1.0
1.0
1.0
1.0
1.5
65
30
20
= 50 pF, T
-
-
-
-
-
-
-
-
-
-
Electrical Specifications
A
Max
Max
200
100
240
410
450
450
250
5.0
4.0
2.0
5.0
80
15
15
15
15
10
-
-
-
-
= 25°C)
MHz
Unit
Unit
kHz
kHz
ns
µs
µs
ns
ns
µs
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