Tektronix 2221A User Manual

Appendix B: Specification
Table A-4: Electrical Characteristics (Cont.)
Characteristics Performance Requirements
STORE Accuracy
See Horizontal Differential Accuracy and Cursor Time Differ
ence Accuracy,1
NON-STORE Sweep Linearity
0.5 s per division to 10 ns per division ±0.1 division.
5 ns per division
±0.15 division.
Linearity measured over any two of the center eight divisions.
Exclude the first 40 ns and anything past the 100th division of
the XI0 magnified sweeps.
Digital Sample Rate
Single Trace CHOP/ALT
SAMPLE
(1 ps per division to 5 s per division)
___ m _____ H-i 50 ______ t ,
SEC/DIV setting SECIDIV setting
: PEAKDET or
ACCPEAK
(1 ps per division to 5 s per division)
100 MHz1 100 MHz1
REPETITIVE Store
(0.05 ps per division to 0.5 ps per division)
100 MHz1 100 MHz1
External Clock
Input Frequency
Slow
DC to 1 kHz
Fast
DC to 100 kHz
Digital Sample Rate
100 MHz in ACCPEAK and PEAKDET, otherwise it is equal to
the input frequency.1
Screen Update Rate
Slow
One data pair for every second falling ciock edge.1
Fast
Varies with record length and sweep speed.1
Duty Cycle
10% or greater (5 ps minimum pulse width).1
Ext Clock Logic Thresholds
Logic Thresholds are TTL compatible.
Maximum Safe input Voitage ^
25 V (DC + peak AC) or 25 V p_p AC at 1 kHz or less.1
Input Resistance
Greater than 3.5 kO (LSTTL compatible).1
Performance requirement not checked in manuai.
2221A User Manual
A-15

Tektronix 2221A Specifications

General

Brand	Tektronix
Model	2221A
Category	Test Equipment
Language	English