參數(shù)資料
型號(hào): HT818D0(20DIP)
英文描述: Speech Synthesizer
中文描述: 語(yǔ)音合成器
文件頁(yè)數(shù): 3/14頁(yè)
文件大?。?/td> 202K
代理商: HT818D0(20DIP)
Pad Assignment
Pad Coordinates
Unit: m
Pad No.
X
Y
1
914.50
1997.95
2
914.50
1854.55
3
914.50
1663.95
4
987.90
2023.45
5
254.60
1996.95
6
18.90
1996.95
7
411.90
1996.95
8
674.70
1996.95
9
806.10
2027.55
10
937.90
1996.95
11
912.80
1501.15
12
912.80
1639.75
13
912.80
1835.15
14
912.80
1978.75
15
709.50
1949.25
16
179.20
1949.25
17
22.00
1949.25
18
156.40
1949.25
19
734.20
1949.25
Chip size: 2270
4400 ( m)
2
* The IC substrate should be connected to VSS in the PCB layout artwork.
Pad Description
Pad No.
Pad Name
I/O
Internal
Connection
Description
1~3
KEY10~KEY12
I
Pull-high
Trigger key, low active. Key features such as
debounce time, pull-high resistance and repeat
are all by mask option.
4
VDD
Positive power supply
5
AUD
O
PMOS
Open Drain
Voice output for driving an external transistor
6
OSC2
O
Oscillator output pin
7
OSC1
I
Oscillator input pin
HT818D0
3
March 15, 2000
1 2 3
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