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HT8656A PDF预览

HT8656A

更新时间: 2024-02-12 14:21:39
品牌 Logo 应用领域
台湾合泰/盛群 - HOLTEK 音频合成器集成电路消费电路商用集成电路光电二极管
页数 文件大小 规格书
11页 646K
描述
Talking Back

HT8656A 技术参数

是否Rohs认证: 不符合生命周期:Contact Manufacturer
Reach Compliance Code:unknown风险等级:5.87
商用集成电路类型:SPEECH SYNTHESIZER WITH RCDGJESD-30 代码:R-PDIP-T28
JESD-609代码:e0端子数量:28
最高工作温度:70 °C最低工作温度:-20 °C
封装主体材料:PLASTIC/EPOXY封装代码:DIP
封装等效代码:DIP28(UNSPEC)封装形状:RECTANGULAR
封装形式:IN-LINE电源:5 V
认证状态:Not Qualified最长读取时间:16 s
子类别:Audio Synthesizer ICs最大压摆率:3 mA
表面贴装:NO技术:CMOS
温度等级:COMMERCIAL端子面层:Tin/Lead (Sn/Pb)
端子形式:THROUGH-HOLE端子位置:DUAL

HT8656A 数据手册

 浏览型号HT8656A的Datasheet PDF文件第1页浏览型号HT8656A的Datasheet PDF文件第2页浏览型号HT8656A的Datasheet PDF文件第3页浏览型号HT8656A的Datasheet PDF文件第5页浏览型号HT8656A的Datasheet PDF文件第6页浏览型号HT8656A的Datasheet PDF文件第7页 
HT8656  
Pin Description  
In ter n a l  
Con n ection  
P in No. P in Na m e I/O  
Descr ip t ion  
DRAM address output  
1, 2  
3~8  
9
A6, A7  
A5~A0  
RASB  
WRB  
DATA  
A8  
O
O
O
O
I/O  
O
O
O
I
CMOS  
CMOS  
CMOS  
CMOS  
CMOS  
CMOS  
CMOS  
DRAM address output  
DRAM row address strobe  
DRAM write enable  
10  
11  
DRAM data input/output  
DRAM address output  
DRAM column address strobe  
Oscillator output  
12  
13  
14  
15  
CASB  
OSC2  
OSC1  
Oscillator input  
LED indicator:  
NMOS  
Idle: LED is turned on  
16  
LEDB  
O
Open Drain Record: LED flashes  
Play: LED is turned off  
NMOS  
17  
START  
O
System start pin  
Open Drain  
18  
19  
20  
21  
22  
23  
MOTOR  
VSS  
O
I
CMOS  
Motor drive output (active high) when playing back  
Negative power supply (GND)  
BIAS  
AIN1  
AO1  
I
For internal AMP bias de-coupling  
Internal AMP first stage input (inverted)  
Internal AMP first stage output  
I
O
I
AIN2  
Internal AMP second stage input (inverted)  
IOUT  
(8656A)  
24  
24  
O
O
Voltage type audio output for an external power AMP  
IOUT  
(8656B)  
Current type audio output for an external transistor  
Positive power supply  
25  
26  
VDD  
I
I
TESTB  
Pull-High For IC test only  
32Kbps/16Kbps sampling rate selection:  
27  
28  
16KB  
MS  
I
I
Pull-High Open/high: 32Kbps  
Low: 16Kbps  
64K/256K DRAM size selection:  
Pull-High Open/high: 64K  
Low: 256K  
4
5th May 98  

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