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COP8ACC7 Datasheet, PDF (8/40 Pages) National Semiconductor (TI) – 8-Bit CMOS OTP Microcontroller with 16k Memory and High Resolution A/D | |||
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Comparator AC and DC Characteristics
VCC = 5V, â40ËC ⤠TA ⤠+85ËC
Parameter
Conditions
Input Offset Voltage
0.4V < VIN < VCC
â1.5V
Input Common Mode Voltage Range
(Note 17)
Min
Typ
Max
Units
10
25
mV
0.4
VCC â1.5
V
Voltage Gain
VCC/2 Reference
DC Supply Current
For Comparator (when enabled)
DC Supply Current
For VCC/2 reference (when enabled)
DC Supply Current
For Constant Current Source (when enabled)
Constant Current Source
Current Source Variation
Current Source Enable Time
Comparator Response Time
4.0V < VCC < 5.5V
VCC = 5.5V
VCC =5.5V
VCC = 5.5V
4.0V < VCC < 5.5V
4.0V < VCC < 5.5V
Temp = Constant
10 mV overdrive,
100 pF load
300k
V/V
0.5 VCCâ0.04 0.5VCC 0.5VCC+0.04
V
250
µA
50
80
µA
200
µA
7
20
32
µA
2
µA
1.5
2
µs
1
µs
Note 17: The device is capable of operating over a common mode voltage range of 0 to VCC â 1.5V, however increased offset voltage will be observed between 0V
and 0.4V.
DS012869-4
FIGURE 4. MICROWIRE/PLUS Timing
Typical Performance Characteristics (â55ËC ⤠TA = +125ËC)
www.national.com
DS012869-26
8
DS012869-27
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