PCI-9812/9812A

ANALOG INPUT
Number of channels: 4 single-ended
Resolution: 12-bit
Maximum sampling rate: 20MS/s
Input signal ranges, impedance and overvoltage protection

Input Range	Input Impedance	Overvoltage protection
±1V	50 O	±2V
	15 MO
±5V	50 O	±10V
	1.25 kO

Accuracy: ±1.5 % typical
DNL: ±0.4 LSB typical, ±1.0 LSB maximum
INL: ± 1.9 LSB typical
Input coupling: DC
Trigger sources: software, analog and digital trigger (5 V/TTL compatible)
Trigger models: software-trigger, pre-trigger, middle-trigger & delay trigger
FIFO buffer size:32k samples
Data transfer: bus mastering DMA

TRIGGERING
Analog triggering:
    - Modes: pre-trigger, post-trigger, middle-trigger, delay-trigger
    - Source: CH0, CH1, CH2 and CH3
    - Slope: rising/falling
    - Coupling: DC
    - Trigger sensitivity: 256 steps in full-scale voltage range
Digital triggering:
    - Modes: pre-trigger, post-trigger, middle-trigger, delay-trigger
    - Source: external digital trigger
    - Slope: rising edge
    - Compatibility: 5 V/TTL
    - Minimum pulse width: 25 ns

EXTERNAL SINE WAVE CLOCK
Input coupling: AC
Input impendance: 50O
Input frequency: 300 kHz to 40 MHz
Input range: 1.0 to 2.0 Vpp
Overvoltage pretection: 2.5 Vpp

EXTERNAL DIGITAL CLOCK
Input coupling: DC
Input impendance: 50O
Compatibility: 5 V/TTL
Input frequency: 20 kHz to 40 MHz
Overvoltage pretection: diode clamping, -0.3 V to +5.3 V

DIGITAL INPUT
Number of channels: 3
Compatibility: 5 V/TTL with 10 kO pull down resistors
Overvoltage protection: Diode clamping, -0.3 V to +5.3 V
Data transfer: bus mastering DMA with A/D samples

GENERAL SPECIFICATION
I/O connector:
    - BNC x 5
    - 10-pin ribbon male
Operating temperature: 0 to 50 °C
Storage temperature: -20 to 80 °C
Relative humidity: 5 to 95%, noncondensing
 Power requirements: +5V 1.4 A typical
Dimensions (not including connectors): 173 x 108 mm