

PIO-D48 48-channel OPTO-22 Digital IO Board
The PIO-D48 provides 48 TTL digital I/O lines, consisting of six 8-bit bi-direction ports. The 8-bit ports are named port A (PA), port B (PB), port C (PC) with all ports being configured as inputs upon power-up or reset.
The PIO-D48 has one D-Sub connector and one 50-pin flat cable connectors. Each header can connect to a 50-pin flat cable, which in turn can be connected to an ADP-37/PCI or ADP-50/PCI adapter. The adapter can then be fixed on the chassis.
This card can be installed in a 32-bit 5 V PCI bus and can support "Plug & Play".
NOW Universal PCI so can be installed in 3.3V or 5V bus PCI slots.
- 32-bit +5V PC compatible PCI bus, Plug and Play
- Double side SMT, short card, power saving
- All I/O lines buffered on the board
- 48 channel digital TTL/DTL I/O Lines
- Emulate 7/6/4 Industrial standard 8255 PPI mode 0
- Programmable direct-trigger interrupt source
- High output driving capability
- Output status readback
- DIO response time is about 0.77 us (1.3 MHz max.)
- Direct Interface with OPTO-22 compatible I/O Modules
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- One DB-37 connector and one 50-pin flat-cable connectors
- Input Logic high voltage : 2.4V min.
- Input Logic low voltage : 0.8V max.
- Output Sink Current : 64mA max.
- Output Source Current : 32mA max.
- Each connector consists of three 8-bit port, PA, PB & PC in every connector
- Each port can be programmed as D/I or D/O independently
- Each board = 2 connector = 2*3 port = 2*3*8 bit =48 bit
- Programmable interrupt sources : P2C3, P2C7, P5C3, P5C7
- All signals are TTL compatible
- Power Requirements : +5V@500mA
- Operating temperature : 0~60°C
- Storage temperature : -20~70°C
- Humidity : 0~90% RH, non-condensing
- Dimensions : 156mm x 105mm













