Keithley 7022 Datasheet
ANALOG MATRIX SPECIFICATIONS
MATRIX CONFIGURATION: 5 rows×6 columns. Jumpers can be removed
to isolate any row from the backplane. Rows A–D are connected to the
backplane.
CONTACT CONFIGURATION: 2-pole Form A (HI, LO).
MAXIMUM SIGNAL: 110V DC, 110V rms, 155V peak between any two
inputs or chassis, 1A switched, 30VA (resistive loads).
CONTACT LIFE:
Cold Switching: 10
8
closures.
Maximum Signal Levels: 105closures.
CHANNEL RESISTANCE (per conductor): <1.25Ω.
CONTACT POTENTIAL:
<3µV per channel contact pair
<9µV per single contact
OFFSET CURRENT: <100pA.
ACTUATION TIME: <3ms.
ISOLATION
1
: Path: >109Ω, <50pF.
Differential: >10
9
Ω, <70pF.
Common Mode: >109Ω, <200pF.
CROSSTALK
1
(1MHz, 50Ω Load): <–40dB.
INSERTION LOSS
1
(50Ω Source, 50ΩLoad): <0.25dB below 1MHz, <3dB
below 10MHz.
RELAY DRIVE CURRENT (per relay): 16mA.
1
Specifications apply with no more than one crosspoint closed.
DIGITAL I/O SPECIFICATIONS
DIGITAL I/O CAPABILITY: 10 independent inputs. 10 independent
outputs.
OUTPUT:
Configuration: 10 open-collector drivers with factory installed
10kΩ pull-up resistors. Each driver has an internal flyback
diode.
Pull-Up Voltage: 5V internally supplied, external connection pro-
vided for user supplied voltage up to 42V max. Outputs short
circuit protected up to 25V.
Maximum Sink Current: Per Channel: 250mA. Per Card: 1A.
Logic: Hardware user configurable for negative or positive true
logic levels.
INPUT:
Configuration: 10 inputs with internal 10kΩ pull-up resistors pro-
vided. Input resistors can be set for pull-up or pull-down configuration.
MAXIMUM VOLTAGE LEVEL: 42V peak.
LOGIC: Positive true.
1 2 3 4 5 6
J
A
J
B
J
C
J
D
E
Backplane
5V
Output
V
EXT
GND
Output Channel 1 of 10
5V
Input
GND
Input Channel 1 of 10
10K
10K
10K
Matrix Configuration Digital I/O Configuration
GENERAL
CONNECTOR TYPE: 96-pin male DIN connector (7011-KIT-R mating
connector included).
ENVIRONMENT:
Operating: 0° to 50°C, up to 35°C <80% RH.
Storage: –25° to 65°C.
EMC: Conforms to European Union Directive 89/336/EEC.
SAFETY: Conforms to European Union Directive 73/23/EEC (meets
EN61010-1/IEC 1010).
7022 Matrix-Digital I/O Card
HW 8/24/01
Rev. A
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