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MT3270 Datasheet(PDF) 6 Page - Mitel Networks Corporation

Part # MT3270
Description  Wide Dynamic Range DTMF Receiver
Download  8 Pages
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Manufacturer  MITEL [Mitel Networks Corporation]
Direct Link  http://www.mitel.com
Logo MITEL - Mitel Networks Corporation

MT3270 Datasheet(HTML) 6 Page - Mitel Networks Corporation

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MT3170B/71B, MT3270B/71B, MT3370B/71B
4-8
† Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
‡ Typical figures are at 25°C and are for design aid only: not guaranteed and not subject to production testing.
‡ Typical figures are at 25°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=0V unless otherwise stated.
Parameter
Symbol
Min
Max
Units
1
DC Power Supply Voltage
VDD-VSS
6V
2
Voltage on any pin (other than supply)
VI/O
-0.3
6.3
V
3
Current at any pin (other than supply)
II/O
10
mA
4
Storage temperature
TS
-65
150
°C
5
Package power dissipation
PD
500
mW
Recommended Operating Conditions - Voltages are with respect to V
SS=0V unless otherwise stated
Parameter
Sym
Min
Typ
Max
Units
Test Conditions
1
Positive Power Supply
VDD
4.75
5.0
5.25
V
2
Oscillator Clock Frequency
fOSC
4.194304
MHz
3
Oscillator Frequency Tolerance
∆f
OSC
±0.1
%
4
Operating Temperature
Td
-40
25
85
°C
DC Electrical Characteristics - Voltages are with respect to V
DD=5V±5%,VSS=0V, and temperature -40 to 85°C, unless
otherwise stated.
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
Operating supply current
IDD
38
mA
2
Standby supply current
IDDQ
30
100
µA
PWDN=5V, ACK=0V
ESt/DStD = SD = 0V
3a
Input logic 1
VIH
4.0
V
3b
Input logic 1
(for OSC1 input only)
VIH
3.5
V
MT327xB/MT337xB
4a
Input logic 0
VIL
1.0
V
4b
Input logic 0
(for OSC1 input only)
VIL
1.5
V
MT327xB/MT337xB
5
Input impedance (pin 1)
RIN
50
k
6
Pull-down Current
(PWDN, ACK pins)
IPD
25
µA
with internal pull-down
resistor of approx.
200k
Ω. PWDN/ACK = 5V
7
Output high (source) current
IOH
0.4
4.0
mA
VOUT=VDD-0.4V
8
Output low (sink) current
IOL
1.0
9.0
mA
VOUT=VSS+0.4V


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