PCI-6533
Description
Model: PCI‑6533 (PCI‑DIO‑32HS)
Part Number: 777314‑01
Brand: National Instruments (NI)
Series: 653x High‑Speed Pattern/Handshake DIO
Bus: PCI (5 V, half‑length)
Connector: 1 × 68‑pin female SCSI
Logic Level: 5 V TTL/CMOS (non‑isolated)
Driver: NI‑DAQmx
Operating Temp: 0 ~ 55 °C
Key Features: 32‑bit bidirectional DIO, 2 MHz pattern I/O, handshake protocols, DMA, interrupts, jumperless
I. Digital I/O – 32 ch, bidirectional, 5 V TTL/CMOS
Channels: 32 independent DIO lines, 4 × 8‑bit ports (Port0–Port3)NI
Config: per‑port input or output; merge to 8/16/32‑bit widthNI
Logic Levels:
Input Low: ≤ 0.8 V
Input High: ≥ 2.0 V
Output Low: ≤ 0.4 V (sink 24 mA max)
Output High: ≥ 2.4 V (source 24 mA max)download.ni.com
Absolute Max Input: ‑0.3 V ~ +5 Vdownload.ni.com
Pull‑Up/Down: software selectable (100 kΩ data lines, 2.2 kΩ control)download.ni.com
II. Performance & Timing
Pattern I/O (max): 2 MHz (32‑bit parallel)
Handshake I/O (max): 13 MB/s (PCI)
Transfer Modes: DMA, interrupt, programmed I/Odownload.ni.com
Handshake Protocols: 6 modes (A/B/C, pulsed, strobed, etc.)
Triggers: start/stop, edge‑detect, RTSI sync
III. Onboard Resources
DAQ‑DIO Chip: pattern gen, waveform I/O, 16/32‑bit counters
FIFO: 32‑bit × 1024‑word (input/output)
Voltage Protection: overvoltage/ESD on I/O lines
Jumperless: all config via NI‑DAQmx
IV. Physical & Environmental
Size: half‑length PCI, 17.5 × 10.7 cm
Weight: ~0.2 kg
Temperature: 0 ~ 55 °C (oper); −20 ~ 70 °C (storage)
Humidity: 10%–90%, non‑condensing
Power: +5 V @ ~400 mA (typical)
V. Wiring & Connector
Connector: 68‑pin SCSI (compatible with SCB‑68, TB‑2715)
Pinout: 32 DIO, +5 V, GND, handshake/trigger lines
Cables: SH68‑68‑D1, SH68‑68‑E1
VI. Core Advantages & Applications
32‑bit 5 V TTL/CMOS bidirectional DIO, 2 MHz pattern I/O, high‑speed handshake, DMA, interrupts, jumperless
Ideal for high‑speed digital test, ATE, pattern generation, parallel port emulation, industrial control, where non‑isolated 5 V logic and fast data rates are needed
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