Measurement-computing BTH-1208LS Manual de usuario descargar pdf (Pagina 24)

BTH-1208LS User's Guide Specifications

Input low voltage threshold 0.98 V typ

0.6 V min

1.5 V max

Input low voltage limit –0.5 V absolute min

0 V recommended min

External clock input

Table 13. External clock input specifications

Parameter Specification

Terminal name AICKI

Terminal type Input

Input clock rate 50 kHz, max

Clock pulse width 1 µs min

Input type Schmitt trigger, 47 kΩ pull-down to ground

Schmitt trigger hysteresis 0.76 V typ

0.4 V min

1.2 V max

Input high voltage threshold 1.74 V typ

1.3 V min

2.2 V max

Input high voltage limit 5.5 V absolute max

Input low voltage threshold 0.98 V typ

0.6 V min

1.5 V max

Input low voltage limit –0.5 V absolute min

0 V recommended min

Counter

Table 14. Counter specifications

Parameter Specification

Pin name

CTR

Counter type Event counter

Number of channels 1

Input type Schmitt trigger, 47 kΩ pull-down to ground, rising edge triggered

Input source CTR screw terminal

Resolution 32 bits

Maximum input frequency 1 MHz

High pulse width 500 ns min

Low pulse width 500 ns min

Schmitt trigger hysteresis 0.76 V typ

0.4 V min

1.2 V max

Input high voltage threshold 1.74 V typ

1.3 V min

2.2 V max

Input high voltage limit 5.5 V absolute max

Input low voltage threshold 0.98 V typ

0.6 V min

1.5 V max

1 2 ... 19 20 21 22 23 24 25 26 27 28 29 30

Comentarios a estos manuales

Sin comentarios

Measurement-computing BTH-1208LS Manual de usuario Pagina 24

Comentarios a estos manuales

Relacionado con productos y manuales para Hardware Measurement-computing BTH-1208LS