ST6280 STMICROELECTRONICS [STMicroelectronics], ST6280 Datasheet - Page 71

• Manufacturer Part Number: ST6280
• Description: 8-BIT OTP/EPROM MCU WITH LCD DRIVER EEPROM AND A/D CONVERTER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

6.4 AC ELECTRICAL CHARACTERISTICS
(T
Notes:
1. Period for which V
6.5 A/D CONVERTER CHARACTERISTICS
(T
Notes:
1. Noise at AV
2. With oscillator frequencies less than 1MHz, the A/D Converter accuracy is decreased. .
Endurance EEPROM WRITE/ERASE Cycle
Retention
Symbol
Symbol
A
A
T
C
A
AC
t
T
FSR
Res
ZIR
AD
= -40 to +85°C unless otherwise specified)
C
= -40 to +85°C unless otherwise specified)
REC
WEE
OUT
TOT
t
WR
C
IN
IN
I
DD
Resolution
Total Accuracy
Conversion Time
Zero Input Reading
Full Scale Reading
Analog Input Current During
Conversion
Analog Input Capacitance
Supply Recovery Time
Minimum Pulse Width (V
RESET pin
NMI pin
EEPROM Write Time
EEPROM Data Retention
Input Capacitance
Output Capacitance
, AV
SS
DD
<10mV
has to be connected at 0V to allow internal Reset function at next power-up.
Parameter
Parameter
(1) (2)
(1)
DD
= 5V)
f
f
f
Conversion result when
V
Conversion result when
V
V
OSC
OSC
OSC
IN
IN
DD
= V
= V
= 4.5V
> 1.2MHz
> 32kHz
= 8MHz
Test Conditions
T
T
T
All Inputs Pins
All Outputs Pins
DD
SS
A
A
A
= 25°C
= 85°C
= 55°C
Test Conditions
Min.
00
300,000 1 million
Min.
100
100
100
10
Value
Typ.
70
8
2
Value
Typ.
10
5
ST62T80B/E80B
Max.
1.0
FF
5
2
4
Max.
10
20
10
10
Unit
cycles
LSB
Hex
Hex
years
Bit
pF
Unit
ms
ms
pF
pF
1117
ns
71/78
A
s