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COP888EK Datasheet, PDF (7/46 Pages) National Semiconductor (TI) – 8-Bit CMOS ROM Based Microcontrollers with 8k Memory, Comparator, and Single-slope A/D Capability | |||
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Absolute Maximum Ratings (Note 9)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage (VCC)
Voltage at Any Pin
7V
â0.3V to VCC + 0.3V
Total Current into VCC Pin (Source)
Total Current out of GND Pin (Sink)
100 mA
110 mA
Storage Temperature Range
â65ËC to +140ËC
Note 9: Absolute maximum ratings indicate limits beyond which damage to
the device may occur. DC and AC electrical specifications are not ensured
when operating the device at absolute maximum ratings.
DC Electrical Characteristics 88xEK:
â40ËC ⤠TA ⤠+85ËC unless otherwise specified
Parameter
Conditions
Operating Voltage
Power Supply Ripple (Note 11)
Peak-to-Peak
Supply Current (Note 12)
CKI = 10 MHz
CKI = 4 MHz
HALT Current (Note 13)
IDLE Current (Note 12)
VCC = 6.0V, tc = 1 µs
VCC = 2.5V, tc = 2.5 µs
VCC = 6.0V, CKI = 0 MHz
CKI = 10 MHz
CKI = 4 MHz
Input Levels (VIH, VIL)
RESET
VCC = 6.0V, tc = 1 µs
VCC = 6.0V, tc = 2.5 µs
Logic High
Logic Low
CKI, All Other Inputs
Logic High
Logic Low
Hi-Z Input Leakage
Input Pullup Current
G and L Port Input Hysteresis (Note 16)
VCC = 6.0V
VCC = 6.0V, VIN = 0V
Output Current Levels
D Outputs
Source
Sink
All Others
VCC = 4.0V, VOH = 3.3V
VCC = 2.5V, VOH = 1.8V
VCC = 4.0V, VOL = 1V
VCC = 2.5V, VOL = 0.4V
Source (Weak Pull-Up Mode)
Source (Push-Pull Mode)
Sink (Push-Pull Mode)
TRI-STATE Leakage
Allowable Sink/Source Current per Pin
VCC = 4.0V, VOH = 2.7V
VCC = 2.5V, VOH = 1.8V
VCC = 4.0V, VOH = 3.3V
VCC = 2.5V, VOH = 1.8V
VCC = 4.0V, VOL = 0.4V
VCC = 2.5V, VOL = 0.4V
VCC = 6.0V
(Note 16)
D Outputs (Sink)
All others
Maximum Input Current
Room Temp
without Latchup (Note 14)
RAM Retention Voltage, Vr
500 ns Rise
and Fall Time (min)
Input Capacitance
Min
Typ
Max
2.5
6.0
0.1 VCC
10.0
1.7
<4
10
0.4
1.7
0.2
0.5
0.8 VCC
0.7 VCC
â2
â40
â0.4
â0.2
10
2.0
â10
â2.5
â0.4
â0.2
1.6
0.7
â2
0.2 VCC
0.2 VCC
+2
â250
0.35 VCC
â100
â33
+2
15
3
±100
2
7
Units
V
V
mA
mA
µA
mA
mA
V
V
V
V
µA
µA
V
mA
mA
mA
mA
µA
µA
mA
mA
mA
mA
µA
mA
mA
mA
V
pF
7
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