ELMOS E910.37

BUS IC
DC/DC CONVERTER
MOTOR DRIVER IC
RIPPLE COUNTER
DRIVER IC
I/O IC
SENSOR IC
SENSOR INTERFACE IC
Low side driver 8x, serial
Low side driver 8x, parallel
ÿ LCD controller
ÿ LCD controller, driver for grey scale, ECB color displays
FEATURES
DESCRIPTION
PINNING
ÿ
Supply voltage range VDD 2.5V to 3.5V
The IC is a low-power CMOS LCD controller/driver, designed to
ÿ
On-chip generation of VLCD adjustable from
drive grey - scale or ECB color dot matrix graphic displays at mul-
4.5V to 14.5V
tiplex rates of 1:33 or 1:67.
ÿ
Single chip LCD controller/driver for
grey scale/ECB color
All necessary functions for the display are provided in a single
ÿ
Resolution 67 columns x 101 segments
chip, including on-chip generation of VLCD and the LCD bias volt-
ÿ
On chip temp. sensor
ages. This results in a minimum requirement of external compo-
ÿ
Two-wire bidirectional serial bus or a serial
nents and low power consumption.
interface (SPI)
ÿ
Selectable multiplexing rates: 1: 67, 1: 33
The device is compatible to most micro-controller interfaces and
ÿ
Low power consumption, suitable for battery
communicates via a two-wire bi-directional serial bus or a serial
operated systems
interface (SPI). All inputs are CMOS compatible.
ÿ
– 40°C to + 85°C operating temperature
ÿ
Slim chip layout, suited for chip-on-glass
applications
APPLICATION
ÿ
Telecommunication
ÿ
Battery powered systems
ÿ
Automotive information systems
BLOCK DIAGRAM
VCCDIN
E910.37
PACKAGE
Name
Description
R0 … R66
LCD row driver outputs
C0 … C100
LCD column driver outputs
GND1, 2
Supply rails
VDD1
Logic supply voltage
VDD2, 3
Supply voltage for HVGen and temperature readout
VLCDSENSE
Voltage multiplier regulation input (VLCD)
VLCDIN
LCD supply voltage
V5, V4, V3, V2
LCD Intermediate bias levels
SDIN
Serial data line, input
SDOUT
Serial data line, output
SCLK
Serial clock line
SA0
Slave address input
SA1
Interface selection bit
OSC
Oscillator pin
RESB
Reset input
T1
Test 1 input
T2
Test 2 I/O
T3
Test 3 input
T4
Test 4 I/O
T5
Test 5 I/O
T6
Test 6 output
VLCDOUT
VLCD multiplier output
SCEB
Serial command enable
C_D
Data command select
VDD
Gold bump die
VDD
VCCDOUT
VLCD
generator
control
OSC +
Timing
Display-
Column
RAM
Driver
101
columns
ROW
Driver
67
rows
VCC
SENSE
SDIN
µC
SDOUT
SCLK
Serial
SCEB
Interface
C-D
RES
SA0
60
SA1
Note ELMOS Semiconductor AG (below ELMOS) reserves the right to make changes to the product contained in this publication without notice. ELMOS assumes no responsibility for the use of any
circuits described herein, conveys no licence under any patent or other right, and makes no representation that the circuits are free of patent infringement. While the information in this publication
has been checked, no responsibility, however, is assumed for inaccuracies. ELMOS does not recommend the use of any of its products in life support applications where the failure or malfunction of
the product can reasonably be expected to cause failure of a life-support system or to significantly affect its safety or effectiveness. Products are not authorized for use in such applications.
Copyright © 2005 ELMOS Reproduction, in part or whole, without the prior written consent of ELMOS, is prohibited.
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elmos product catalog june 2005
61