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參數資料
| 型號： | W9321 |
| 廠商： | WINBOND ELECTRONICS CORP |
| 元件分類： | 編解碼器 |
| 英文描述： | ADPCM Codec(ADPCM編解碼器) |
| 中文描述： | MU-LAW, ADPCM CODEC, PDIP28 |
| 封裝： | PLASTIC, DIP-28 |
| 文件頁數： | 24/35頁 |
| 文件大?。?/td> | 457K |
| 代理商： | W9321 |
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Preliminary W9321
- 24 -
8.2.15. Byte Register 14 (BR14)
B7
B6
B5
B4
B3
B2
B1
B0
BR14
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
This register is reserved and should not be used by the user.
8.2.16.
Byte Register 15 (BR15)
This register shows the version number of this device.
B7
B6
B5
B4
B3
B2
B1
B0
BR15
Reserved
Reserved
Reserved
Reserved
Vers.[3]
ro
Vers.[2]
ro
Vers.[1]
ro
Vers.[0]
ro
Version[3:0] (b3:b0):
These four bits determine the manufacturing version number of this chip.
9. ELECTRICAL CHARACTERISTICS
9.1. Absolute Maximum Ratings
(Voltage Referenced to V
SS
pin)
PARAMETER
SYMBOL
V
EXT
, V
DD
---
---
T
OP
T
STG
RATING
-0.3 to 6
-0.3 to V
DD
+ 0.3
-0.3 to V
EXT
+ 0.3
-25 to +85
-85 to +85
UNIT
V
V
V
￠J
￠J
Power Supply Voltage
Analog Input/Output Voltage
Digital Input/Output Voltage
Operating Temperature
Storage Temperature
Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the
device.
9.2. DC Characteristics
(V
SS
= 0 volt T
OP
= -25 to +85
°
C)
PARAMETER
Operating Voltage
Operating Current
SYM.
V
EXT
I
EXT
CONDITION
MIN.
2.7
---
TYP.
3.0
---
MAX.
5.25
20
UNIT
V
mA
-----
MCLK = 10.24 MHz,
Charge Pump "N" no
load
MCLK Off
All digital input pins
All digital input pins
Power Down Current
Input High Voltage
Input Low Voltage
I
PWDN
V
IH
V
IL
---
---
---
----
0.5
-----
0.5
mA
V
V
V
EXT
-0.5
0
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