ST62E40B STMICROELECTRONICS [STMicroelectronics], ST62E40B Datasheet - Page 65

• Manufacturer Part Number: ST62E40B
• Description: 8-BIT OTP/EPROM MCU WITH LCD DRIVER, EEPROM AND A/D CONVERTER
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

6.6 TIMER CHARACTERISTICS
(T
Note*: When available.
6.7 SPI CHARACTERISTICS
(T
6.8 LCD ELECTRICAL CHARACTERISTICS
(T
Notes:
1. The DC offset refers to all segment and common outputs. It is the difference between the measured voltage value and nominal value for
2. An external resistor network is required when VLCD is lower then 4.5V.
6.9 PSS ELECTRICAL CHARACTERISTICS (When available)
(T
Symbol
Symbol
V
V
A
A
A
A
every voltage level.
I
Symbol
V
V
V
Symbol
PSS
LCD
PSS
OH
OL
= -40 to +85 C unless otherwise specified)
= -40 to +85 C unless otherwise specified)
= -40 to +85 C unless otherwise specified)
os
= -40 to +85 C unless otherwise specified
F
t
SU
t
f
CL
t
h
IN
W
Input Frequency on TIMER Pin*
Pulse Width at TIMER Pin*
COM High Level, Output Voltage
SEG High Level, Output Voltage
COM Low Level, Output Voltage
SEG Low Level, Output Voltage
PSS pin Input Voltage
PSS pin Input Current
DC Offset Voltage
Clock Frequency
Display Voltage
Set-up Time
Parameter
Parameter
Parameter
Hold Time
Parameter
V
V
V
V
Test Condi tions
Test Conditions
I=100 A, V
I=100 A, V
PSS
LCD
I=50 A, V
I=50 A, V
Applied on Scl
Applied on Sin
Test Conditio ns
Test Conditio ns
DD
DD
Applied onSin
PSS Running
PSS Stopped
See Note 2
=5.0V, T
= 3.0V
= Vdd, no load
4.5V
LCD
LCD
LCD
LCD
A
= 25 C
=5V
=5V
=5V
=5V
Min.
125
V
1
DD
Min.
Min.
Vss
4.5
Min.
-0.2
Value
Typ.
Value
Value
Value
Typ.
Typ.
Typ.
100
50
ST62T40B/E40B
Max.
f
--------- -
INT
Max.
Max.
8
Max.
V
350
0.5
50
10
1
1
DD
MHz
Unit
ns
Unit
MHz
Unit
Unit
mV
s
ns
ns
V
V
65/72
A
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