SN9C2038AF Просмотр технического описания (PDF) - Sonix Technology Co., Ltd
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SN9C2038AF Datasheet PDF : 8 Pages
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2
SN9C2038AF specification
3. Pin description
松翰科技股份有限公司
SONiX TECHNOLOGY CO., LTD.
ver 1.02 2003/08/21
Pin No.
PIN NAME
Driving
TEST=0
TEST=1
DIR
capacity (mA) (INT_ROM) (EXT_ROM)
Description
1 LCD_COM0 B
4
LCD_COM0 LCD_COM0 Common0 for LCD
2 LCD_COM1 B
4
LCD_COM1 LCD_COM1 Common1 for LCD
3 LCD_COM2 B
4
LCD_COM2 LCD_COM2 Common2 for LCD
4 LCD_COM3 B
4
LCD_COM3 LCD_COM3 Common3 for LCD
5 LCD_SEG0
B
4
LCD_SEG0 LCD_SEG0 Segment0 for LCD
6 LCD_SEG1
B
4
LCD_SEG1 LCD_SEG1 Segment1 for LCD
7 LCD_SEG2
B
4
LCD_SEG2 LCD_SEG2 Segment2 for LCD
8 LCD_SEG3
B
4
LCD_SEG3 LCD_SEG3 Segment3 for LCD
9 LCD_SEG4
B
4
LCD_SEG4 LCD_SEG4 Segment4 for LCD
10 LCD_SEG5
B
4
LCD_SEG5 LCD_SEG5 Segment5 for LCD
11 LCD_SEG6
B
4
LCD_SEG6 LCD_SEG6 Segment6 for LCD
12 LCD_SEG7
B
4
LCD_SEG7 LCD_SEG7 Segment7 for LCD
13 LCD_VA
B
LCD_VA
LCD_VA Voltage A for LCD
14 LCD_VB
B
LCD_VB
LCD_VB Voltage B for LCD
15 LCD_VC
B
LCD_VC
LCD_VC Voltage C for LCD
16 ADIO3
B
4
ADIO3
ADIO3 Audio I/O03
17 GND
P
GND for I/O and core
18 VDD
P
VDD for I/O and core
19 ADIO2
B
4
ADIO2
ADIO2 Audio I/O2
20 ADIO1
B
4
ADIO1
ADIO1 Audio I/O1
21 ADIO0
B
4
ADIO0
ADIO0 Audio I/O0
22 GPIO1
B
8
GPIO1
GPIO1 General purpose I/O
23 XVDD
P
VDD for oscillator
24 XIN
I
~CLK
~CLK OSC input
25 XOUT
B
X
X
OSC output
26 XVSS
P
GND for oscillator
27 KEY0
I
4
KEY0
KEY0 KEY0 input (MODE)
28 KEY1
I
4
KEY1
KEY1 KEY1 input (ENTER)
29 VA0
B
4
VA0
VA0 Address bus for SDRAM
30 VA1
B
4
VA1
VA1 Address bus for SDRAM
31 VA2
B
4
VA2
VA2 Address bus for SDRAM
2
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