User`s manual

www.vxitech.com
Tektronix to VXI Technology Cross-Ref. Guide 139
SECTION 15
VX4802 TO VTI4802: 96 CHANNEL DIGITAL I/O
TTL/CMOS VMIP W/NONE/VM1548/VM1548
SPECIFICATION COMPARISONS
GENERAL SPECIFICATIONS Tektronix VX4802 VXI Technology VTI4802
MODEL TYPE
TTL I/O Module TTL I/O Module
CONFIGURATION
80 Channel, TTL I/O Lines 96 Channel, TTL I/O Lines
INTERFACE TYPE
Message Based, SCPI, IEEE 488.2 Register Based
VXI REVISION LEVEL
1.4 1.4
INSTRUMENT DRIVERS
WIN framework (Rev. 4.0)
WIN95 framework (Rev. 4.0)
WINNT framework (Rev. 4.0)
WIN95 framework (Rev. 4.0)
WINNT framework (Rev. 4.0)
MODULE SIZE
Single-wide, C-size Single-wide, C-size
ELECTRICAL SPECIFICATIONS
OUTPUT HIGH VOLTAGE (V
OH
)
> 4.4 V > 3.1 V @ -15 mA
OUTPUT LOW VOLTAGE (V
OL
)
< 0.4 V < 0.55 V@ 64 mA
OUTPUT LOW CURRENT (I
OL
)
< 24 mA < 64 mA
INPUT HIGH VOLTAGE (V
IH
)
> 2.0 V > 2.0 V
INPUT LOW VOLTAGE (V
IL
)
> 0.8 V > 0.8 V
INPUT CURRENT
230 µA maximum (V
IN
= 2.7 V) < 70 mA
(V
IN
= 5.0 V) < 1 mA
(V
IN
= 0.0 V) < 1 mA
TRI-STATE LEAKAGE
0.5 µA typical (5.0 µA maximum) N/A