COP8ACC520N8 datasheet(6/41 Pages) NSC

Part #	COP8ACC520N8

Description	8-Bit CMOS ROM Based Microcontrollers with 4k Memory and High Resolution A/D

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Manufacturer	NSC [National Semiconductor (TI)]

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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 (V

CC)7V

Voltage at Any Pin

−0.3V to V

CC +0.3V

Total Current into V

CC Pin (Source)

100 mA

Total Current out of GND Pin (Sink)

110 mA

Storage Temperature Range

−65˚C to +140˚C

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

−40˚C

≤ T

A ≤ +85˚C unless otherwise specified

Parameter

Conditions

Min

Typ

Max

Units

Operating Voltage

2.5

5.5

V

Power Supply Ripple (Note 10)

Peak-to-Peak

0.1 V

CC

V

Supply Current (Note 11)

CKI = 4 MHz

V

CC = 5.5V, tC = 2.5 µs

5.5

mA

CKI = 4 MHz

V

CC = 4V, tC = 2.5 µs

2.5

mA

CKI = 1 MHz

V

CC = 4V, tC = 10 µs

1.4

mA

HALT Current (Note 12)

V

CC = 5.5V, CKI=0MHz

< 510

µA

V

CC = 4V, CKI = 0 MHz

< 36

µA

IDLE Current

CKI = 4 MHz

V

CC = 5.5V, tC = 2.5 µs

1.5

mA

CKI = 1 MHz

V

CC = 4V, tC = 10 µs

0.5

mA

Input Levels (V

IH,VIL)

RESET

Logic High

0.8 V

CC

V

Logic Low

0.2 V

CC

V

CKI, All Other Inputs

Logic High

0.7 V

CC

V

Logic Low

0.2 V

CC

V

Hi-Z Input Leakage

V

CC = 5.5V

−2

+2

µA

Input Pullup Current

V

CC = 5.5V, VIN = 0V

−40

−250

µA

G and L Port Input Hysteresis

(Note 14)

0.35 V

CC

V

Output Current Levels

D Outputs

Source

V

CC = 4V, VOH = 3.3V

−0.4

mA

V

CC = 2.5V, VOH = 1.8V

−0.2

mA

Sink

V

CC = 4V, VOL =1V

10

mA

V

CC = 2.5V, VOL = 0.4V

2.0

mA

All Others

Source (Weak Pull-Up Mode)

V

CC = 4V, VOH = 2.7V

−10

−110

µA

V

CC = 2.5V, VOH = 1.8V

−2.5

−33

µA

Source (Push-Pull Mode)

V

CC = 4V, VOH = 3.3V

−0.4

mA

V

CC = 2.5V, VOH = 1.8V

−0.2

mA

Sink (Push-Pull Mode)

V

CC = 4V, VOL = 0.4V

1.6

mA

V

CC = 2.5V, VOL = 0.4V

0.7

mA

TRI-STATE Leakage

V

CC = 5.5V

−2

+2

µA

Allowable Sink/Source

Current per Pin

D Outputs (Sink)

15

mA

All others

3mA

Maximum Input Current

Room Temp

±200

mA

without Latchup (Note 13)

RAM Retention Voltage, V

r

500 ns Rise and Fall Time (min)

2

V

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