STE2002 STMicroelectronics, STE2002 Datasheet - Page 40
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STE2002
Manufacturer Part Number
STE2002
Description
81 x 128 SINGLE CHIP LCD CONTROLLER / DRIVER
Manufacturer
STMicroelectronics
Datasheet
1.STE2002.pdf
(51 pages)
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STE2002
ELECTRICAL CHARACTERISTICS
AC OPERATION
(V
Figure 48. RESET timing diagram
40/51
INTERNAL OSCILLATOR
Symbol
F
T
DD1
T
F
T
F
FRAME
w(RES)
(RES)
LOGIC
OSC
VDD
EXT
= 1.7 to 3.6V; V
Internal Oscillator frequency
External Oscillator frequency
Frame frequency
RES LOW pulse width
Reset Pulse Rejection
Internal Logic Reset Time
V
DD1
vs. V
DD2
VDD2
VDD1
RES
I/O
(HOST)
I/O
(DRIVER)
OSCIN
(HOST)
OSC OUT
(DRIVER)
BSY FLG
INPUTS
INTERFACE
OUTPUT
Parameter
DD2
= 1.75 to 4.2V; V
Delay
ss1,2
= 0V; V
V
Tamb = -20 to +70 °C
fosc or fext = 72 kHz; note 1
DD
LOADED
= 2.8V;
Tw(res)
RESET
TABLE
Hi-Z
Hi-Z
LCD
Test Condition
= 4.5 to 11V; T
Tlogic(res)
amb
=-40 to 85°C; unless otherwise specified)
Min.
64
20
5
0
LR0118
Typ.
72
75
Max.
100
80
1
5
Unit
kHz
kHz
Hz
s
s
s
s