st62t62b STMicroelectronics, st62t62b Datasheet - Page 56

• Manufacturer Part Number: st62t62b
• Description: 8-bit Otp/eprom Mcus With A/d Converter, Auto-reload Timer And Eeprom
• Manufacturer: STMicroelectronics

56
ST62T52B ST62T62B/E62B
6.4 AC ELECTRICAL CHARACTERISTICS
(T
Notes:
1. Period for which V
2. Sampled but not tested
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.
56/68
Endurance
Symbol
A
A
Retention
Symbol
AC
A
FSR
Res
ZIR
AD
= -40 to +125° C unless otherwise specified)
= -40 to +125° C unless otherwise specified)
T
C
TOT
t
t
T
C
C
REC
WEE
OUT
IN
WR
IN
I
(2)
Resolution
Total Accuracy
Conversion Time
Zero Input Reading
Full Scale Reading
Analog Input Current During
Conversion
Analog Input Capacitance
DD
, AV
Supply Recovery Time
Minimum Pulse Width (V
RESET pin
NMI pin
EEPROM Write Time
EEPROM WRITE/ERASE Cycle
EEPROM Data Retention
Input Capacitance
Output Capacitance
DD
SS
has to be connected at 0V to allow internal Reset function at next power-up.
Parameter
<10mV
(1) (2)
Parameter
(1)
DD
f
f
f
f
Conversion result when
V
Conversion result when
V
V
OSC
OSC
OSC
OSC
= 5V)
IN
IN
DD
= V
= V
= 4.5V
Test Conditions
> 1.2MHz
> 32kHz
= 8MHz, T
= 4MHz
DD
SS
T
T
T
Q
T
All Inputs Pins
All Outputs Pins
A
A
A
A
A
= 25° C
= 85° C
= 125° C
= 55° C
L
A
OT
Test Conditions
< 85° C
Acceptance
Min.
00
300,000 1 million
Min.
100
100
100
Value
10
Typ.
140
70
8
2
Value
Typ.
10
20
5
Max.
1.0
FF
5
2
4
Max.
10
20
30
10
10
Unit
LSB
Hex
Hex
Bit
pF
A
s
cycles
years
Unit
ms
ms
pF
pF
ns