COP8TAB5CMW8 NSC [National Semiconductor], COP8TAB5CMW8 Datasheet - Page 9

• Manufacturer Part Number: COP8TAB5CMW8
• Description: 8-Bit CMOS ROM Microcontroller with 2k or 4k Memory
• Manufacturer: NSC [National Semiconductor]

Instruction Cycle Time (t
External CKI Clock Duty Cycle
Inputs
MICROWIRE Setup Time (t
MICROWIRE Hold Time (t
MICROWIRE Output Propagation Delay (t
MICROWIRE Maximum Shift Clock
Input Pulse Width
ACCESS.Bus Input signals (see (Note 6))
Bus Free Time Between Stop and Start Condition
(t
SCL Setup Time (t
SCL Hold Time (t
SCL Setup Time (t
Data High Setup Time (t
Data Low Setup Time (t
SCL Low Time (t
SCL High Time (t
SDA Hold Time (t
SDA Setup Time (t
ACCESS.Bus Output Signals (see(Note 6))
Bus Free Time Between Stop and Start Condition
(t
SCL Setup Time (t
SCL Hold Time (t
SCL Setup Time (t
Data High Setup Time (t
Data Low Setup Time (t
SCL Low Time (t
SCL High Time (t
SDA Hold Time (t
SDA Valid Time (t
8.0 Electrical Characteristics
AC Electrical Characteristics −40˚C ≤ T
specified.
Datasheet min/max specification limits are guaranteed by design, test, or statistical analysis.
BUFi
BUFo
Note 2: t
Note 3: Maximum rate of voltage change must be
Crystal/Resonator, External
Internal R/C Oscillator
R/C Oscillator Frequency Variation
Rise Time
Fall Time
Master Mode
Slave Mode
Interrupt Input High Time (see (Note 2))
Interrupt Input Low Time
Timer Input High Time
Timer Input Low Time
)
)
C
= Instruction cycle time (Clock input frequency divided by 10).
SCLlowi
SCLlowo
CSTRhi
SCLhighi
CSTRho
SCLhigho
SDAhi
SDAho
SDAso
CSTOsi
CSTRsi
CSTOso
CSTRso
SDAsi
Parameter
)
)
)
)
)
)
DLCsi
DLCso
)
)
C
DHCsi
DHCso
)
)
)
)
)
)
)
UWH
UWS
)
)
)
)
)
<
UPD
0.5 V/ms.
)
(Continued)
2.25V ≤ V
2.25V ≤ V
2.25V ≤ V
fr = Max
fr = 10 MHz Ext Clock
fr = 10 MHz Ext Clock
Before Stop Condition
After Start Condition
Before Start Condition
Before SCL Rising Edge
(RE)
Before SCL RE
After SCL Falling Edge (FE)
After SCL RE
After SCL FE
Before SCL RE
Before Stop Condition
After Start Condition
Before Start Condition
Before SCL RE
Before SCL RE
After SCL FE
After SCL RE
After SCL FE
Before SCL FE
Conditions
CC
CC
CC
9
≤ 2.75V
≤ 2.75V
≤ 2.75V
A
≤ +85˚C unless otherwise
t
t
t
t
t
t
t
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
SCLhigho
0.65
Min
45
20
20
12
12
16
16
1
1
1
1
8
8
8
2
2
0
2
7
7
Typ
1.0
Max
±
150
750
DC
1.5
55
12
8
30
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Units
MHz
mclk
mclk
mclk
mclk
mclk
mclk
mclk
mclk
mclk
mclk
mclk
mclk
kHz
µs
µs
ns
ns
ns
ns
ns
ns
%
%
t
t
t
t
C
C
C
C