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參數(shù)資料
| 型號(hào)： | MT8924 |
| 廠商： | Mitel Networks Corporation |
| 英文描述： | PCM Conference Circuit (PCC) Preliminary Information |
| 中文描述： | 會(huì)議的PCM電路（PCC）的初步信息 |
| 文件頁(yè)數(shù)： | 9/18頁(yè) |
| 文件大?。?/td> | 102K |
| 代理商： | MT8924 |
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Preliminary Information
MT8924
8-11
*
Exceeding these figures may cause permanent damage. Functional operation under these conditions is not guaranteed.
*
Typical figures are at 25
°
C and are for design aid only; not guaranteed and not subject to production testing.
All DC characterisitics are valid 250
μ
s after V
DD
and C4i have been applied.
Absolute Maximum Ratings*
Parameter
Symbol
Min
Max
Units
1
Supply Voltage
V
DD
- V
SS
V
I/O
I
I/O
T
ST
P
D
- 0.3
7
V
2
Voltage on any I/O pin
V
SS
- 0.3
V
DD
+ 0.3
±
10
V
3
Current on any I/O pin
mA
4
Storage Temperature
- 65
+ 150
°
C
5
Power Dissipation (plastic package)
500
mW
Recommended Operating Conditions
Characteristics
Sym
Min
Typ*
Max
Units
Test Conditions
1
Supply Voltage
V
DD
T
OP
V
IH
4.75
5
5.25
V
2
Ambient Operating Temp. Range
0
+70
°
C
3
Input Voltage High
2.4
V
DD
V
for 400mv noise
margin
4
Input Voltage Low
V
IL
V
SS
0.8
V
DC Characteristics: Clocked operation
(T
OP
=0 to 70
°
C; V
DD
=5V±5%)
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Input Low Level
V
IL
V
IH
0.8
V
Pins 1-3, 6-13, 15-20, 22-23
2
Input High Level
2.0
V
Pins 1-3, 6-13, 15-20, 22-23
3
Output Low Level
V
OL
V
OH
V
OL
I
IL
0.4
V
Pins 4, 6-13; I
OL
=4 mA
Pins 4, 6-13; I
OL
=4 mA
Pins 5, 21; I
OL
=8 mA
Pins 1-3, 6-13, 15-20, 22-23;
V
IN
=0 to V
DD
Pins 6-13; V
IN
=0 to V
DD
;
CS=V
DD
Pin 14; Cki=4.096 MHz
4
Output High Level
2.4
V
5
Output Low Level
0.4
V
6
Input Leakage Current
10
μ
A
7
Data Bus Leakage Current
I
OL
±10
μ
A
8
Supply Current
I
DD
10
mA
AC Electrical Characteristics - Capacitances
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
2
3
Input Capacitance
I/O Capacitance (Bidirectional)
Output Capacitance
C
I
C
I/O
C
O
5
pF
pF
pF
frequency=1MHz; T
OP
=0
to 70
°
C;
unused pins tied to V
SS
;
V
DD
=5V
±
5%
15
10
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