AK2548 Datasheet, PDF (9/30 Pages) Asahi Kasei Microsystems – 7 channel E1 Transceiver

ASAHI KASEI
[AK2548]
ABSOLUTE MAXIMUM RATINGS
Parameter
Symbol Min
Typ
Max Units
Condition
DC Supply
VDD
-0.3
6.5
V
Input Voltage
VIN1
-0.3
VDD+0.3 V Apply to except for RTIPx,
RRINGx
VIN2
-3
VDD+0.3 V Apply to RTIPx, RRINGx
Input Current
IIN
10
mA
Storage Temperature
Tstg
-55
130
ºC
Note) All voltages with respect to ground.
All negative voltage pins=0V. VDD apply to all positive voltage pins.
RECOMMENDED OPERATING CONDITIONS
Parameter
Symbol min typ max Units
Condition
DC Supply
V+ 3.135 3.3 3.465 V 3.3V±5%
Ambient Operating Temperature
Ta
-40 25 +85 ºC
Note) All voltages with respect to ground.
All negative voltage pins=0V. VDD apply to all positive voltage pins.
ELECTORICAL CHARACTERISTICS
DC CHARACTERISTICS
Parameter
Symbol min
typ
max Units
Condition
Power Consumption(/ch)
75Ω
PD
75
120Ω
70
Digital High-Level Output Voltage VOH 0.9VDD
Digital Low-Level Output Voltage
VOL
Digital High-Level Input Voltage
VIH 0.7VDD
160 mW Note1
147 mW
V IOH=-40µA
0.4
V IOL=500µA
V
Digital Low-Level Input Voltage
VIL
0.3VDD V
Input Leak Current
Output Current
Ii
IOH
1.0
10
µA
mA INT pin
Note1: typ: 50% mark, Room temp., VDD 3.3V
max: 100% mark, Temp./VDD in all range
Not include any other load(ex. External pull up register) except lines.
C0028-E-00
9
1999/9