Electrical Characteristics; Bus Electronics Electrical Characteristics; Electronics Electrical Characteristics; Serial Interface Electrical Characteristics - HMS AnyBus DataTransfer Design Manual

Pin 31
DPRAM Chip Enable signal. From application to DPRAM. Active low.
Pin 32
A B D T
NY US ATA RANSFER

7.3 Electrical Characteristics

All voltages measured with respect to device GND pin unless otherwise noted.

7.3.1 BUS Electronics Electrical Characteristics

Symbol Description
VCC Supply voltage
I Input current
IN
Table 10. Electrical characteristics BUS electronics

7.3.2 Electronics Electrical Characteristics

Symbol Description
VCC Supply voltage
I Input current
IN
Table 11. Electrical characteristics electronics

7.3.3 Serial Interface Electrical Characteristics

Not used by the parallel interface.

7.3.4 DPRAM Electrical Characteristics

Please see Appendix C for electrical characteristics of the DPRAM.

7.3.5 RESET Electrical Characteristics

Symbol Description
V Reset active voltage
RESET
t Reset pulse duration, minimum effective
W
Table 12. Electrical characteristics RESET signal
/CE
/RESET
reset signal. This signal resets and disables the modules functions. Active low.
HMS F
IELDBUS
Min. Typ.
4.75 5.00
120
Min. Typ.
4.75 5.00
120
Min.
0
500
S AB
YSTEMS
Design Guide
Revision 1.12
1998-08-12
Max. Unit
5.25 V
200 mA
Max. Unit
5.25 V
250 mA
Typ. Max. Unit
0.8 V
ns
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