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参数资料
| 型号： | JA32050 |
| 厂商： | Electronic Theatre Controls, Inc. |
| 英文描述： | 8-Bit MCU,ADC,LCD Controller |
| 中文描述： | 8位微控制器，ADC和LCD控制器 |
| 文件页数： | 4/19页 |
| 文件大小： | 305K |
| 代理商： | JA32050 |
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JA32050
26
27
28
29
30
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
PB6
PB5
PB4
PB3
PB2
PB1
PB0
SC
PDET
VDD
OSC
VSS
RESB
X1
X2
COM3
COM2
COM1
COM0
VLCD
SEG19
SEG18
SEG17
SEG16
SEG15
SEG14
SEG13
SEG12
SEG11
SEG10
SEG9
SEG8
SEG7
I/O PB I/O pin 6
I/O PB I/O pin 5
I/O PB I/O pin 4
I/O PB I/O pin 3
I/O PB I/O pin 2
I/O PB1: normal I/O pin 1 or RS, RF control pin
I/O PB0: normal I/O pin 0 or RS, RF control pin
I/O R/F output pin, connected to MCU TMR pin
I
Low battery detect input
O
Positive power supply
—
Oscillator generator I/O pins
—
Negative power supply or GND
I
System reset input, low active
I
32.768k Hz crystal input
I
32.768k Hz crystal input
O
Common 3 of LCD
O
Common 2 of LCD
O
Common 1 of LCD
O
Common 0 of LCD
I
LCD panel bias voltage
O
Segment 19, in C bias mode, this pin will be CAP2
O
Segment 18, in C bias mode, this pin will be CAP1
O
Segment 17, in C bias mode, this pin will be V30
O
Segment 16, in C bias mode, this pin will be V15
O
Segment 15
O
Segment 14
O
Segment 13
O
Segment 12
O
Segment 11
O
Segment 10
O
Segment 9
O
Segment 8
O
Segment 7
Electrical Characteristics
Test Condition
VDD
Symbol
Parameter
Condition
No Load,
Fsys=2MHz
Fsys OFF, 32K ON
Fsys OFF, 32K
OFF
PB0 – PB7
Min..
Typ.
Max.
Unit
VDD
Operating Voltage
2.2
3.0
5.2
V
IDD
Operating Current
3V
2
3
mA
ISTB1
Standby Current
3V
3
5
P
A
ISTB2
Standby Current
3V
1
3
P
A
RPH
Pull high resistor
PB0, PB1 Source
Current
PB0, PB1 Sink Current
PB2 PB7 Source
Current
PB2 PB7 Sink current
SC sink current
3V
100
k
:
IOH1
3V
VOH1=2.7V
20
30
mA
IOL1
3V
VOL1=0.3V
20
30
mA
IOH2
3V
VOH1=2.7V
1
3
mA
IOL2
IOL3
3V
3V
VOL2=0.3V
VOL3=0.3V
1
3
mA
mA
20
30
Preliminary
TEL
Κ
886-3-5770755 FAX
Κ
886-3-5770756 E-mail
Κ
sales@jaztek.com.tw Web-site
Κ
www.jaztek.com.tw
19-4
Ver.0.0
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