參數(shù)資料
型號(hào): MT88E45B
廠商: Zarlink Semiconductor Inc.
英文描述: 4-Wire Calling Number Identification Circuit 2
中文描述: 4線來電號(hào)碼識(shí)別電路2
文件頁(yè)數(shù): 15/28頁(yè)
文件大小: 488K
代理商: MT88E45B
Data Sheet
MT88E45B
15
* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
**
Under normal operating conditions voltage on any pin except supplies can be minimum V
SS
-1V to maximum V
DD
+1V for an input current
limited to less than 200
μΑ
Typical figures are at 25
o
C and are for design aid only: not guaranteed and not subject to production testing.
Absolute Maximum Ratings*
-
Voltages are with respect to V
SS
unless otherwise stated
Parameter
Symbol
Min
Max
Units
1
Supply voltage with respect to V
ss
Voltage on any pin other than supplies
**
V
DD
-0.3
6
V
2
V
PIN
V
ss
-0.3
V
DD
+0.3
V
3
Current at any pin other than supplies
I
PIN
10
mA
4
Storage Temperature
T
ST
-65
150
o
C
Recommended Operating Conditions
- Voltages are with respect to ground (V
SS
) unless otherwise stated.
Characteristics
Sym
Min
Typ
Max
Units
1
Power Supplies
V
DD
2.7
5.5
V
2
Clock Frequency
f
OSC
f
OSC
3.579545
MHz
3
Tolerance on Clock Frequency
-0.1
+0.1
%
4
Operating Temperature
T
OP
-40
85
o
C
DC Electrical Characteristics
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
S
U
P
P
L
Y
Standby Supply
Current
I
DDQ
0.1
15
μ
A
All inputs are
V
DD
/V
SS
except
for oscillator pins.
No analog input.
outputs unloaded.
CB0/1/2 = 1/0/0
2
Operating Supply
Current
V
DD
= 5V
±
10%
V
DD
= 3V
±
10%
I
DD
2.8
1.5
8
4.5
mA
mA
All inputs are
V
DD
/V
SS
except
for oscillator pins.
No analog input.
outputs unloaded.
3
Power
Consumption
PO
44
mW
4
DCLK
Schmitt Input High
Threshold
V
T+
0.44*V
DD
0.64*V
DD
V
Schmitt Input Low
Threshold
V
T-
0.27*V
DD
0.47*V
DD
V
5
Schmitt Hysteresis
V
HYS
V
IH
0.2
V
6
CB0
CB1
CB2
CMOS Input High
Voltage
0.7*V
DD
V
DD
V
CMOS Input Low
Voltage
V
IL
V
SS
0.3*V
DD
V
7
DCLK
DATA
DR/STD
CD, EST
ST/GT
Output High Source
Current
I
OH
0.8
mA
V
OH
=0.9*V
DD
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