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40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
S6A0065
INTRODUCTION
The S6A0065 is a LCD driver IC which is fabricated by low power CMOS technology. Basically this IC consists of 20 x 2 bit bi-directional shift register, 20 x 2 bit data latch and 20 x 2 bit driver. (refer to Fig 1) This IC can be used as common or segment driver.
FUNCTION
* * *
Dot matrix LCD driver with 40 channel output. Selects function to use common/segment drivers simultaneously. Input / Output signal - Output: 20 x 2 channel waveform for LCD driving - Input: Serial display data and control signal from the controller LSI. Bias voltage (V1-V6)
FEATURES
* * * *
Display driving bias: static - 1/5 Power supply voltage: 2.7- 5.5V Supply voltage for display: 3.0 - 13.0V (VLCD = VDD - VEE) Interface Driver (cascade connection) Other S6A0065, S6A2067 Controller S6A0069 S6A0070 S6A0073
* *
CMOS Process 64QFP or bare chip available
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S6A0065
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
BLOCK DIAGRAM
Part 1 SC1 SC2 SC19 SC20
Part 2 SC21 SC22 SC39 SC40
V1 V2 V3 V4
V1 LCD DRIVER V2 LCD DRIVER V5 V6 VDD Data Latch (20 bits) Bidirectional Shift Register (20 bits) Data Latch (20 bits) Bidirectional Shift Register (20 bits) VSS VEE
M CL1 CL2
SW CONTR Logic
FCS
DL1
SHL1
DR1
DL2
SHL2
DR2
Figure 1. S6A0065 Functional Block Diagram
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40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
S6A0065
PIN CONFIGURATION
49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
V6 V5 V4 V3 V2 V1 FCS SHL2 SHL1 M NC DR2 DL2 DR1 DL1 GND(VSS) CL2 CL1 VEE
SC40 SC39 SC38 SC37 SC36 SC35 SC30 SC31 SC32 SC33 SC34
50 51 52 53 54 55 56 57 58 59 60
S6A0065
SC1 SC2 SC3 SC4 SC5 SC6 VDD SC7 SC8 SC11 SC10 SC9
SC29 SC28 SC27 SC26 SC25 SC24 SC23 SC22 SC21 SC20 SC19 SC18 SC17 SC16 SC15 SC14 SC13 SC12
Figure 2. 60 QFP Top View
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S6A0065
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
PAD DIAGRAM
48 49 50 51 52 53 54 55 56 57 58 59 1
47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 S6A0065 Y
(0, 0)
X
Chip size: 2700 x 2190 Pad size: 100 x 100 Unit: m
30 29 28 27 26 25 24 23 22 21 20
NOTE: (0,0) is center in the chip.
4
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
S6A0065
PAD CENTER COORDINAT ES
Unit: um COORDINATE X 1117.5 992.5 867.5 742.5 617.5 492.5 367.5 242.5 117.5 -7.5 -132.5 -257.5 -382.5 -507.5 -632.5 -757.5 -882.5 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 -1120.2 Y 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 865.2 857.2 732.5 607.5 482.5 357.5 232.5 107.5 -17.5 -142.5 -267.5 -392.5 -517.5
PAD NUMBER 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
PAD NAME VEE CL1 CL2 VSS DL1 DR1 DL2 DR2 M SHL1 SHL2 FCS V1 V2 V3 V4 V5 V6 SC40 SC39 SC38 SC37 SC36 SC35 SC30 SC31 SC32 SC33 SC34 SC29
COORDINATE X -1120.2 -1062.5 -937.5 -812.5 -687.5 -562.5 -437.5 -312.5 -187.5 -62.5 62.5 187.5 332.5 457.5 582.5 707.5 832.5 957.5 1082.5 1120.2 1120.2 1120.2 1120.2 1120.2 1120.2 1120.2 1120.2 1120.2 1120.2 1120.2 Y -642.5 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -865.2 -627.5 -502.5 -377.5 -252.5 -127.5 -2.5 122.5 247.5 372.5 497.5 622.5
PAD NUMBER 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
PAD NAME SC28 SC27 SC26 SC25 SC24 SC23 SC22 SC21 SC20 SC19 SC18 SC17 SC16 SC15 SC14 SC13 SC12 SC9 SC10 SC11 SC8 SC7 VDD SC6 SC5 SC4 SC3 SC2 SC1
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S6A0065
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
PIN DESCRIPTION
Pin (No.) VDD(24) GND(34) VEE(31) V1, V2 (44,45) SC1 - SC20 V3, V4 (46, 47) SHL1(41) I O I I Part 1 Power Negative Supply Voltage Bias Voltage LCD driver Bias Voltage Data interface I/O Name Operating Voltage Description For logical circuit (2.7 - 5.5V) 0V (GND) For LCD driver circuit Bias voltage level for LCD drive (select level) LCD driver output Bias voltage level for LCD drive (non-select level) Selection of the shift direction of Part 1 shift register
SHL1 VDD VSS DL1 out in DR1 in out
Interface Power Supply
Power
LCD Power VDD or VSS
DL1, DR1 (35, 36) SC21- SC40 V5, V6 (48, 49) SHL2(42)
I/O O I I Part 2 LCD driver Bias Voltage Data interface
Data input/output of Part 1 shift register LCD driver output Bias voltage level for LCD drive (non-select level) Selection of the shift direction of Part 2 shift register
SHL2 VDD VSS DL2 out in DR2 in out
Controller or S6A0065
Power VDD or VSS
DL2,DR2 (37, 38) M (40) CL1,CL2 (32,33)
I/O I I Alternated signal for LCD driver output Data shift /latch clock
Data input/output of Part 2 shift register
Controller or S6A0065
Controller
PART 1
FCS VSS VDD VSS
CL1
CL2
M polartty M
latch clock shift clock
2
latch clock shift clock VDD
M
FCS(43)
I
Mode selection
Shift/latch clock of display data and polarity of M signal are changed by FCS signal. By setting FCS to VDD level, user can select the function that use Part 1 as segment driver and Part 2 as common driver simultaneously.
NC(39)
No connection pin
NC
6
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
S6A0065
MAXIMUM ABSOLUTE LIM (Ta = 25C) IT
Characteristic Operating Voltage Driver Supply Voltage Input Voltage 1 Input Voltage 2 (V1 - V6) Operating Temperature Storage Temperature Symbol VDD VLCD VIN1 VIN2 TOPR TSRG Value - 0.3 to + 7.0 VDD - 15.0 to VDD + 0.3 - 0.3 to VDD + 0.3 VDD + 0.3 to VEE - 0.3 - 30 to + 85 - 55 to + 125 Unit V V V V C C
* Voltage greater than above may damage the circuit * VEE: connect a protection resistor (220 5%)
ELECTRICAL CHARACTER ISTICS
DC Characteristics DD = 2.7 - 5.5V, VDD-VEE = 3 - 13V, VSS = 0V, Ta = -30 - +85C) (V Characteristic Operating Current * Supply Current * Input High Voltage Input Low Voltage Input Leakage Current Output High Voltage Output Low Voltage Voltage Descending Symbol IDD IEE VIH VIL ILKG VOH VOL VD1 VD2 Leakage Current IV VIN = 0-VDD IOH = -0.4mA lOL = +0.4mA ION = 0.1mA for one of SC1-SC40 ION = 0.05mA for each SC1-SC40 VIN = VDD VEE (Output SC1-SC40 : floating) Test condition f CL2 = 400kHz f CL1 = 1kHz Min 0.7VDD 0 -5 VDD-0.4 -10 Max 1 10 VDD 0.3VDD 5 0.4 1.1 1.5 10 A V1-V6 V V(V1-V6)SC(SC1-SC40) A Unit mA A V CL1, CL2, DL1, DL2 DR1, DR2, SHL1, SHL2 M, FCS DL1, DL2, DR1, DR2 Applicable pin -
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S6A0065
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
AC Characteristics DD = 2.7 to 5.5V, VDD-VEE = 3 to 13V, VSS = 0V, Ta = -30 to +85 C) (V Characteristic Data Shift Frequency Clock High Level Width Clock Low Level Width Clock Set-up Time Symbol f CL tWCKH tWCKL tSL tLS Clock Rise/Fall Time Data Set-up Time Data Hold Time Data Delay Time tR/tF tSU tDH tD Test condition from CL2 to CL1 from CL1 to CL2 CL = 15pF Min 800 800 500 500 300 300 Max 400 200 500 DL1, DL2, DR1, DR2 DL1, DL2, DR1, DR2, FLM ns CL1, CL2 Unit kHz Applicable pin CL2 CL1, CL2 CL2
* Input/Output current is excluded; When input is at the intermediate level with CMOS, excessive current flows through the input circuit to the power supply, To avoid this, input level must be fixed at "H" or "L".
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40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
S6A0065
TIMING CHARACTERISTI S C
CL2
VIH VIL tR tWCKH
tWCKL VIL tF tSU
VIH
tDH
Data in (DL1,DL2) (DR1, DR2) Data out (DL1,DL2) (DR1, DR2)
VIH tD VOH
VIL tSL VOL VIH VIL tR tSU tLS tLS
CL1
tWCKH tF
FLM
VIH
VIL
Figure 3. AC characteristics
FUNCTIONAL DESCRIPTI N O
1) To Drive Segment Type When the FCS is connected to VSS, S6A0065 (SC1-SC40) is operated as segment driver.(refer to Fig 4)
M Latch CL1 Shift CL2
DL1/DR1 DL2/DR2 Output of Latch (SC)
SC1 SC2
SC39 SC40
SC1 - SC40
Figure 4. Segment Data Waveform
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S6A0065
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
2) To Drive Common Type When the FCS is connected to VDD, only part2 (SC21-SC40) of S6A0065 is operated as common driver. (refer to Fig 5).
DL2/DR2
M Latch CL1 Shift CL2
Output of Latch (SC)
SC21 - SC40
Figure 5. Common Data Waveforms
LCD OUTPUT WAVEFORMS
FCS Output of Latch (DATA) M V2 V2
V4 Part 1 (SC1 - SC20) V3 V1 V2 V5 Part 2 (SC21 - SC40) V6 V1 V1 *1 V5 V1 V2 V3
V4
V6
Figure 6. Output Waveforms *1: To use for same function of part 1 and part 2, V3 and V5, V4 and V6 of power supply for LCD drive are short circuited respectively.
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40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
S6A0065
APPLICATION CIRCUIT
1) Segment Driver
S6A0069 (Controller) M CLK2
COM1 COM16 common signal ~
LCD segment signal
CLK1 D SC1 - SC40 SHL1 SHL2 S6A0065 FCS (seg driver) DR2 DL1 DR1 DL2 CL1 CL2 M SC1 - SC40 SHL1 SHL2 S6A0065 FCS (seg driver) DR2 DL1 DR1 DL2 CL1 CL2 M open
2) Common Driver
SHL2 SHL1 FCS
Controller
CL1 CL2 FLM
CL1 CL2
SC1-SC40
LCD Common Signal SC1-SC40 S6A0065 (Seg Driver) Segment Signal SC1-SC40 S6A0065 (Seg Driver)
S6A0065 DL1 DR1 (Com Driver) DL2
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S6A0065
40 CH SEGMENT/COMMON DRIVER FOR DOT MATRIX LCD
3) Segment / Common Driver
common signal LCD Controller SC21 - SC 40 SC1 - SC 20 D FLM M CL1 CL2 VDD FCS SHL1 SHL2 DL1 DL2 S6A0065 (seg/com driver) DR1 FCS SHL1 SHL2 DL1 DR1 DL2 segment signal SC1 - SC 40 DR2 open S6A0065 (seg driver)
CL1
CL2
M
CL2
CL1
M
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