cop888cf National Semiconductor Corporation, cop888cf Datasheet - Page 10

• Manufacturer Part Number: cop888cf
• Description: 8-bit Cmos Rom Based Microcontrollers With 4k Memory And A/d Converter
• Manufacturer: National Semiconductor Corporation

www.national.com
Instruction Cycle Time (t
Inputs
Output Propagation Delay (Note 14)
MICROWIRE Setup Time (t
MICROWIRE Hold Time (t
MICROWIRE Output Propagation Delay (t
Input Pulse Width
Reset Pulse Width
Resolution
Reference Voltage Input
Absolute Accuracy
Non-Linearity
Differential Non-Linearity
Input Reference Resistance
Common Mode Input Range (Note 18)
DC Common Mode Error
Off Channel Leakage Current
On Channel Leakage Current
A/D Clock Frequency (Note 16)
Conversion Time (Note 15)
AC Electrical Characteristics 888CF:
Note 14: The output propagation delay is referenced to end of the instruction cycle where the output change occurs.
A/D Converter Specifications
Note 15: Conversion Time includes sample and hold time.
Note 16: See Prescaler description.
−40˚C
V
Crystal, Resonator
R/C Oscillator
t
t
t
SO, SK
All Others
Interrupt Input High Time
Interrupt Input Low Time
Timer Input High Time
Timer Input Low Time
SETUP
HOLD
PD1
CC
, t
= 5V
PD0
T
A
±
10% (V
Parameter
+85˚C unless otherwise specified
Parameter
SS
− 0.050V)
c
)
UWH
UWS
)
)
Any Input
UPD
AGND = 0V
V
V
Deviation from the
Best Straight Line
V
)
REF
REF
REF
(V
= V
= V
= V
CC
Conditions
4V
2.5V
4V
2.5V
4V
2.5V
4V
2.5V
R
4V
2.5V
4V
2.5V
CC
CC
CC
+ 0.050V)
L
= 2.2k, C
V
V
V
V
V
V
CC
CC
CC
CC
CC
CC
V
V
V
V
V
V
Conditions
CC
CC
CC
CC
CC
CC
10
6V
<
6V
<
6V
<
6V
<
6V
<
6V
<
L
4V
4V
4V
4V
= 100 pF
4V
4V
AGND
Min
1.6
0.1
3
Min
200
500
150
2.5
7.5
60
20
56
1
3
1
1
1
1
1
Typ
12
1
1
Typ
V
Max
1.67
V
±
±
±
4.8
±
REF
8
CC
1
1
1
1
⁄
⁄
⁄
2
2
4
Max
1.75
220
DC
DC
DC
DC
0.7
2.5
1
A/D Clock
Cycles
Units
MHz
LSB
LSB
LSB
LSB
Bits
k
µA
µA
V
V
Units
µs
µs
µs
µs
ns
ns
ns
ns
µs
µs
µs
µs
ns
ns
ns
µs
t
t
t
t
c
c
c
c