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參數資料
型號: HT9320A
廠商: Holtek Semiconductor Inc.
英文描述: Tone/Pulse Dialer With on-hook Store Function(22個存儲單元、音頻/脈沖撥號器,具有在線異常分支功能)
中文描述: 音頻/脈沖撥號與掛機存儲功能(22個存儲單元,音頻/脈沖撥號器,具有在線異常分支功能)
文件頁數: 7/30頁
文件大小: 382K
代理商: HT9320A
Pin Name
I/O
Internal
Connection
Description
CLOCK
O
NMOS OUT
NMOS open drain output. When dialing, it outputs a series of
pulse trains for DOUT data synchronization. DOUT data is
valid at the falling edge of clock.
VDD
I
Positive power supply, 2.0V~5.5V for normal operation
VSS
I
Negative power supply
HST
I
CMOS IN
Pull-low
(HT9320A)
On-hook store enable input
HST=VDD: On-hook store (HT9320A/H)
HST=Floating: Off-hook store (HT9320A)
HST=VSS: Off-hook store (HT9320H)
The Pull-low resistance is 200k
typ.
CMOS IN
(HT9320H)
M/B
I
CMOS IN
Pull-high
(HT9320A)
Make/Break ratio selection
M/B=VSS: 33.3/66.6 (HT9320A)
M/B=Floating: 40/60 (HT9320A)
M/B=VDD: 33.3/66.6 (HT9320H)
M/B=VSS: 40/60 (HT9320H)
The pull-high resistance is 200k
typ.
CMOS IN
(HT9320H)
KT
O
CMOS OUT
Keytone output pin. Outputs a 1.2kHz tone carrier for 34ms
each time a key is pressed in the pulse mode.
Approximate internal connection circuits
HT9320
7
July 21, 1999
-
-
-
-
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-
# " " 8 5 ( 9 5
-
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相關PDF資料
PDF描述
HT9320C 22-Memory Tone/Pulse Dialer With Keytone function;(22個存儲單元、音頻/脈沖撥號器,具有LCD接口功能)
HT9320K 22-Memory Tone/Pulse Dialer With keytone function(22個存儲單元、音頻/脈沖撥號器,具有主音鍵功能)
HT9320L 22-Memory Tone/Pulse Dialer With LCD interface function and IDD lock function(22個存儲單元、音頻/脈沖撥號器,具有LCD接口功能和IDD鎖住功能)
HT9320 22-Memory Tone/Pulse Dialer
HT93214 1-memory Tone/Pulse Dialer
相關代理商/技術參數
參數描述
HT9320B 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:22-Memory Tone/Pulse Dialer
HT9320C 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:22-Memory Tone/Pulse Dialer
HT9320F 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Tone/Pulse Telephone Dialer
HT9320H 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:22-Memory Tone/Pulse Dialer
HT9320K 制造商:HOLTEK 制造商全稱:Holtek Semiconductor Inc 功能描述:22-Memory Tone/Pulse Dialer
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