SN6A060
LCD Controller with Voice/Dual Tone Melody
May 10, 2001
1
INTRODUCTION
SN6A060 is a single chip voice/dual tone melody synthesizer IC with 4*32 LCD
direct drive capability which contains two 4-bit I/O ports, one 4-bit output ports
and a tiny controller. By programming through the tiny controller, user's
applications including LCD display, section combination, trigger modes, output
status, voice/melody playing and other logic functions and then be easily
implemented.
FEATURES
Single power supply 2.4V 5.1V
Built in a tiny controller
Two 4-bit I/O ports and one 4-bit output ports are provided
Built in 64K*10 ROM
256*4 bits RAM for programming usage are provided
32*4 bits RAM for LCD display usage are provided
Maximum 16k program ROM is provided
Readable ROM code data
Built in direct 4*32 LCD driver
LCD 1/3 bias, 1/4 duty
Built in a high quality speech synthesizer
Adaptive playing speed from 2.5k-40kHz is provided
Built in a dual tone melody generator
Speech/Dual tone melody mixer is provided which SN6A060 can play
speech and dual tone melody simultaneously
Built in a PWM Direct Drive circuit output BUO1 and BUO2 directly
connected to Speaker for sound output
SN6A060
LCD Controller with Voice/Dual Tone Melody
May 10, 2001
2
PIN ASSIGNMENT
Symbol
I/O
Function Description
SEG1-SEG32
O
segment 1~32 for LCD driver
COM1-COM4
O
Com1-Com4 for LCD driver.
GND
I
Negative power supply.
VLC1, VLC2, VLC3
I
LCD voltage bias connection pins.
GND
I
Negative power supply.
P23-P20
I/O
Bit 3 to bit 0 of IO port 2.
P33-P30
I/O
Bit 3 to bit 0 of IO port 3.
P43-P40
O
Bit 3 to bit 0 of IO port 4.
BUO1
O
PWM output 1
BUO2
O
PWM output 2
RST
I
Reset pin with internal pull low.
OSC
I
Oscillation component connection pin.
TEST
I
For testing only.
XIN,XOUT
32768 Hz Crystal connection pins.
V
DD
I
Positive power supply.
SN6A060
LCD Controller with Voice/Dual Tone Melody
May 10, 2001
3
ABSOLUTELY MAXIMUM RATING
Items
Symbol
Min
Max
Unit.
Supply Voltage
V
DD
-V
-0.3
6.0
V
Input Voltage
V
IN
V
SS
-0.3
V
DD
+0.3
V
Operating
Temperature
T
OP
-20.0
70.0
o
C
Storage Temperature
T
STG
-55.0
125.0
o
C
ELECTRICAL CHARACTERISTIC
Item
Sym. Min. Typ. Max. Unit
Condition
Operating Voltage
V
DD
2.4
3.0
5.1
V
Standby current 1
I
SBY1
-
-
1.0
uA V
DD
=3V,both system clk and
32768 Hz clk are off
Standby current 2
I
SBY2
-
2
4
uA V
DD
=3V, system clk is off,
32768 Hz clk is on and no
LCD load
Operating Current
I
OPR
-
250
uA V
DD
=3V, no load
Input current of
,P2,P3
I
IH
-
3.0
10.0
uA V
DD
=3V,V
IN
=3V
Drive current of
P2,P3,P4
I
OD
-1.5
-2
-
mA V
DD
=3V,V
O
=2.6V
large Sink current
of P2,P3,P4
I
OS1
2.0
3
-
mA V
DD
=3V,V
O
=0.4V
Small Sink current
of P2,P3,P4
I
OS2
-
0.4
-
uA V
DD
=3V,V
O
=0.4V
Drive current of
Buo1
I
OD
100
120
-
mA VDD=3V,Buo1=1.5V
Sink Current of
Buo1
I
OS
100
120
-
mA VDD=3V,Buo1=1.5V
Drive Current of
Buo2
I
OD
100
120
-
mA VDD=3V,Buo2=1.5V
Sink Current of
Buo2
I
OS
100
120
-
mA VDD=3V,Buo2=1.5V
Oscillation Freq.
F
OSC
-
2.0
-
MHz V
DD
=3V
Note: System clock frequency=Fosc/2.
SN6A060
LCD Controller with Voice/Dual Tone Melody
May 10, 2001
4
BONDING PAD
1 2 3
9 10 11 12
16
15
14
13
17
18
19
20
21
23
22
24
25
27
26
28
29
30
31
32
33
34
35
36
37
49
50
51
52
53
54
55
56
57
58
59
60
61
48 47 46 45 44 43 42 41 40 39 38
4
5
6
7
8
TES
T
OS
C
RST
GND
B
UO1
VDD
BU
O
2
GND
XI
N
XO
UT
P2
0
P2
1
P2
2
P2
3
P3
0
P3
1
P32
P33
P40
P41
P42
P43
COM1
COM2
COM3
COM4
SEG1
SEG2
SE
G
3
SE
G
4
SE
G
5
SE
G
6
SE
G
1
0
SE
G
1
4
SE
G
1
8
SE
G
2
2
SE
G
7
SE
G
1
1
SE
G
1
5
SE
G
1
9
SE
G
2
3
SE
G
8
SE
G
1
2
SE
G
1
6
SE
G
2
0
SE
G
9
SE
G
1
3
SE
G
1
7
SE
G
2
1
SEG24
SEG28
SEG32
VLC3
VLC2
VLC1
SEG25
SEG29
SEG26
SEG30
SEG27
SEG31
(0,0)
SN6A060
Note: The substrate MUST be connected to Vss in PCB layout.
SN6A060
LCD Controller with Voice/Dual Tone Melody
May 10, 2001
5
APPLICATION CIRCUIT
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