Samsung ML-920 Service Manual page 149

3-2-10-2 Specifications
This section presents the electrical and environmental specifications of the PM-22.
1) Power Ratings
Table presents the PM-22's minimum and maximum power ratings and storage temperatures.
Parameter
3.3 Volts Supply Voltage
5.0_Volt Reference Level*
Input pin voltages for other
than VDD, VSS
DC Input Current
Storage Temperature
2) Required Operation Conditions
Table presents the PM-22's environmental specifications.
Parameter
3.3 Volts Supply Voltage
5.0_Volt Reference Level*
Power Consumption at 66 MHz Operation
Operating Temperature
Samsung Electronics
Symbol
VDD
3.3_Volt Oper. VDDBIAS
5.0_Volt Oper. VDDBIAS
Vin
Iin
Tas
* VDDBIAS is connected to the system's 5.0V supply to provide 5V tolerance
on I/O signal pins (including all inputs, outputs, and bidirectionals). in systems
where 3.3V signaling only is used, connect VDDBIAS to a 3.3V supply.
Symbol
VDD
VDDBIAS
Pd
Tao
* VDDBIAS is connected to the system's 5.0V supply to provide 5V tolerance
on I/O signal pins (including all inputs, outputs, and bidirectionals). in systems
where 3.3V signaling only is used, connect VDDBIAS to a 3.3V supply.
- This Document can not be used without Samsung's authorization -
CIRCUIT DESCRIPTION
Min Max
-0.3 7.0
VDD 3.6
VDD 5.55
-0.3 VDDBIAS + 0.3
-10 +10
-40 125
Min Max
3.0 3.6
4.75 5.25
- 1.0
0 70
Units
Volts
Volts
Volts
Volts
mAmps
Degrees C
Units
Volts
Volts
Watt
Degrees C
Repair Manual
3-19