National Instruments 6024E 用户手册

Chapter 4

Signal Connections

© National Instruments Corporation

4-7

6023E/6024E/6025E User Manual

Table 4-3 shows the I/O signal summary for the 6023E, 6024E, and 6025E.

Table 4-3. I/O Signal Summary

Signal Name

Signal

Type and
Direction

Impedance

Input/

Output

Protection

(Volts)

On/Off

Source

(mA at V)

Sink
(mA

at V)

Rise

Time

(ns)

Bias

ACH<0..15>

AI

100 G

Ω

in

parallel

with

100 pF

42/35

—

—

—

±200 pA

AISENSE

AI

100 G

Ω

in

parallel

with

100 pF

40/25

—

—

—

±200 pA

AIGND

AO

—

—

—

—

—

—

DAC0OUT
(6024E and 6025E only)

AO

0.1

Ω

Short-circuit

to ground

5 at 10

5 at -10

10

V/µs

—

DAC1OUT
(6024E and 6025E only)

AO

0.1

Ω

Short-circuit

to ground

5 at 10

5 at -10

10

V/µs

—

AOGND

AO

—

—

—

—

—

—

DGND

DO

—

—

—

—

—

—

VCC

DO

0.1

Ω

Short-circuit

to ground

1A fused

—

—

—

DIO<0..7>

DIO

—

Vcc +0.5

13 at (Vcc -0.4)

24 at

0.4

1.1

50 k

Ω pu

PA<0..7>
(6025E only)

DIO

—

Vcc +0.5

2.5 at 3.7min

2.5 at

0.4

5

100 k

Ω

pu

PB<0..7>
(6025E only)

DIO

—

Vcc +0.5

2.5 at 3.7min

2.5 at

0.4

5

100 k

Ω

pu

PC<0..7>
(6025E only)

DIO

—

Vcc +0.5

2.5 at 3.7min

2.5 at

0.4

5

100 k

Ω

pu

SCANCLK

DO

—

—

3.5 at (Vcc -0.4)

5 at 0.4

1.5

50 k

Ω pu

EXTSTROBE*

DO

—

—

3.5 at (Vcc -0.4)

5 at 0.4

1.5

50 k

Ω pu

PFI0/TRIG1

DIO

—

Vcc +0.5

3.5 at (Vcc -0.4)

5 at 0.4

1.5

50 k

Ω pu

PFI1/TRIG2

DIO

—

Vcc +0.5

3.5 at (Vcc -0.4)

5 at 0.4

1.5

50 k

Ω pu

PFI2/CONVERT*

DIO

—

Vcc +0.5

3.5 at (Vcc -0.4)

5 at 0.4

1.5

50 k

Ω pu

PFI3/GPCTR1_SOURCE

DIO

—

Vcc +0.5

3.5 at (Vcc -0.4)

5 at 0.4

1.5

50 k

Ω pu