Beck IPC@CHIP - SC12, Руководство по оборудованию

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SC01/SC02/SC11/SC12
IPC GmbH
Sc12hw09.doc page 15 of 37 24.11.1999 V0.9
TF/WB
7. CHARACTERISTICS
ABSOLUTE MAXIMUM RATINGS
Storage temperature : -25°C to +70°C see IEC 68-2-1/2
Supply voltage (Vcc) : 5V +/- 10%
Supply current (Vcc = 5,5V) : 400 mA
Voltage on any pin with respect to ground: -0,5V to Vcc + 0,5V
OPERATING RANGES
Operating temperature (Case temp. tc) : 0°C to +55°C
Power supply current @ 20MHz : min. 350mA typ. 380mA max. 400mA
DC-CHARACTERISTICS
Symbol Parameter Test Condition Preliminary Unit
Description MIN. MAX.
VOL Voltage Output Low IOL = 2.5mA - 0.45 V
VOH Voltage Output High IOH = -2.4mA@2.4V
IOH = -0.2mA@Vcc-0.5
2.4
Vcc-0.5 Vcc+0.5
Vcc V
V
VILO Voltage Input Low - -0.5 Vcc-0.3 V
VIHI Voltage Input High - 2.0 Vcc+0.5 V
VRESLO Voltage Reset Low TTL level with Appl. 1 - 0.8 V
VRESHI Voltage Reset High TTL level with Appl. 1 2.4 Vcc+0.5 V
VPFNMI Voltage Power fail TTL level with Appl. 1 - 0.8 V
VCRT Voltage Serial COM
Receive & Transmit TTL High
TTL Low 2.4
- Vcc+0.5
0.8 V
V
VICDC Voltage I²C Data &
Clock TTL High
TTL Low 2.4
- Vcc+0.5
0.8 V
V
VTPRX Voltage TP Receive Input 0.35 2.0 V
VTPTX Voltage TP Transmit Output 0.8 2.4 V