MT8977 Mitel Networks Corporation, MT8977 Datasheet - Page 19

• Manufacturer Part Number: MT8977
• Description: ISO-CMOS ST-BUS FAMILY T1/ESF Framer Circuit
• Manufacturer: Mitel Networks Corporation

Absolute Maximum Ratings*
* Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied.
Recommended Operating Conditions
‡ Typical figures are at 25 C and are for design aid only: not guaranteed and not subject to production testing.
DC Electrical Characteristics -
‡ Typical figures are at 25 C and are for design aid only: not guaranteed and not subject to production testing.
AC Electrical Characteristics
† Timing is over recommended temperature & power supply voltages
‡ Typical figures are at 25 C and are for design aid only: not guaranteed and not subject to production testing.
Preliminary Information
1
2
3
4
1
2
3
4
5
6
7
1
2
1
2
3
4
5
I
n
p
u
t
s
I
n
p
u
t
s
O
u
t
p
u
t
s
Input Pin Capacitance
Output Pin Capacitance
Power Supplies with respect to V
Voltage on any pin other than supplies
Current at any pin other than supplies
Storage Temperature
Package Power Dissipation
Operating Temperature
Power Supplies
Input High Voltage
Input Low Voltage
Supply Current
Input High Voltage
Input Low Voltage
Input Leakage Current
Schmitt Trigger Input (XSt)
Output High Current
Output Low Current
Characteristics
Characteristics
Parameters
Parameter
†
- Capacitance
Clocked operation over recommended temperature ranges and power supply voltages.
SS
Sym
C
C
Sym
V
V
I
I
V
V
I
I
DD
OH
I
O
OL
IL
T+
IH
T-
IL
Sym
V
T
V
V
OP
DD
IH
IL
- Voltages are with respect to ground (V
Min
2.0
1.5
Min
7
2
Min
V
-40
4.5
2.4
SS
Typ
10
10
20
10
Typ
6
1
Typ
‡
5.0
‡
Symbol
‡
Max
0.8
4.0
V
10
T
10
Max
P
DD
ST
Max
V
5.5
0.4
85
DD
Units
pF
pF
mA
mA
mA
Units
V
V
V
V
A
Units
ISO-CMOS
V
V
V
V
C
ss
SS
Min
-0.3
-55
) unless otherwise stated.
-0.3
Outputs Unloaded
Digital Inputs
Digital Inputs
Digital Inputs V
Source Current, V
Sink Current, V
For 400 mV noise margin
For 400 mV noise margin
Test Conditions
Test Conditions
Test Conditions
V
DD
Max
125
800
40
7
+0.3
MT8977
IN
OL
=0 toV
=0.4V
OH
=2.4V
Units
mW
DD
mA
V
V
C
4-117