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參數(shù)資料
| 型號： | HT1613C |
| 廠商： | Holtek Semiconductor Inc. |
| 元件分類： | 顯示驅(qū)動器 |
| 英文描述： | Timer with Dialer Interface |
| 中文描述： | 定時器與撥號器接口 |
| 文件頁數(shù)： | 3/13頁 |
| 文件大?。?/td> | 194K |
| 代理商： | HT1613C |
Pad Description
Pad Name
I/O
Internal
Connection
Description
SEG1~SEG30
O
CMOS OUT
LCD segment signal output pads
COM1~COM3
O
CMOS OUT
LCD common signal output pads
HK
I
CMOS IN
Pull-high
Hook switch detector input
Active low
X1
I
OSCILLATOR
32768Hz crystal oscillator input
X2
O
32768Hz crystal oscillator output
T1
I
CMOS IN
Pull-high
Test pad (connected to VSS for production test)
T2
I
CMOS IN
Pull-high
Test pad (connected to VSS for production test)
INT
O
NMOS OUT
Interrupt output, 8Hz or 16Hz by mask option
TIMER
I
CMOS IN
Pull-low
Timer reset and start/hold toggle control input pad
12/24
I
CMOS IN
Pull-low
12-hour or 24-hour format option pad, connected to VDD for 12-hour format
S1
I
CMOS IN
Pull-low
Clock setting switch
Active high
S2
I
CMOS IN
Pull-low
Clock adjusting switch
Active high
DI
I
CMOS IN
Pull-high
Serial data input pad (connected to the dialer)
Data should be valid at the falling edge of SK
SK
I
CMOS IN
Pull-high
Clock input pad (connected to the dialer)
RES
I
CMOS IN
Pull-high
System initialization pin (active low)
The pull-high resistance is 200k
typ.
RT
I
CMOS
LATCH IN
Pull-low
Real time selection pin
VDD: With real time mode
Floating: Without real time mode
EPN
I
CMOS
LATCH IN
Pull-high
Extension phone number display selection pin
VSS: Without extension phone number display
Floating: With extension phone number display
ACT
I
CMOS
LATCH IN
Pull-high
In the dialing number display mode, auto change to timer mode selection
VSS: Auto change to timer mode
Floating: Manual change to timer mode
VA
O
CMOS OUT
Voltage doubler, connected to external capacitor
VB
O
CMOS OUT
Voltage doubler, connected to external capacitor
VC
O
CMOS OUT
Voltage doubler, connected to external capacitor
VDD
Positive power supply
VSS
Negative power supply, ground
HT1613C
Rev. 1.10
3
August 17, 2001
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HT1616 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver |
| HT1616A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:LCD Display Driver |
| HT1616C | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:Timer with Dialer Interface |
| HT1617 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Industrial Control IC |
| HT1620 | 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:RAM Mapping 64 x16 LCD Controller for I/O C |
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