ST62T45B STMicroelectronics, ST62T45B Datasheet - Page 61

• Manufacturer Part Number: ST62T45B
• Description: 8-BIT OTP/EPROM MCU
• Manufacturer: STMicroelectronics

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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. Wit h oscillator frequencies less than 1MHz, the A/D Converter accuracy is decreased. .
Endurance EEPROM WRITE/ERASE Cycle
Retention
Symbol
Symbol
A
A
T
C
t
T
AC
A
C
FSR
REC
Res
WEE
ZIR
AD
= -40 to +85 C unless otherwise specified)
OUT
= -40 to +85 C unless otherwise specified)
WR
TOT
t
IN
C
IN
I
DD
Supply Recovery Time
Minimum Pulse Width (V
RESET pin
NMI pin
EEPROM Write Time
EEPROM Data Retention
Input Capacitance
Output Capacitance
Resolution
Total Accuracy
Conversion Time
Zero Input Reading
Full Scale Reading
Analog Input Current During
Conversion
Analog Input 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 Condi tions
T
T
Q
T
All Inputs Pins
All Outputs Pins
SS
DD
A
A
A
A
= 25 C
= 85 C
= 55 C
L
OT
Test Conditions
Acceptance
Min.
00
300,000 1 million
Min.
100
100
100
10
Value
Typ.
70
8
2
Value
Typ.
10
5
ST62T45B/E45B
Max.
1.0
FF
5
2
4
Max.
10
20
10
10
cycles
Unit
years
LSB
Hex
Hex
Unit
Bit
pF
ms
ms
pF
pF
ns
61/72
A
s
60