 |
Moteur de recherche de fiches techniques de composants électroniques |
|
|
Moteur de recherche de fiches techniques de composants électroniques |
|
HT1621B Fiches technique(PDF) 4 Page - ARTSCHIP ELECTRONICS CO.,LMITED. |
|
|
|||||||||||||||||||||||||||||
HT1621B Fiches technique(HTML) 4 Page - ARTSCHIP ELECTRONICS CO.,LMITED. |
|
|
4 / 14 page  HT1621 www.artschip.com 4 A.C. Characteristics Ta=25℃ Test Conditions Symbol Parameter VDD Conditions Min. Typ. Max. Unit fSYS1 System clock — On-chip RC oscillator — 256 — kHz fSYS2 System clock — Crystal oscillator — 32.768 — kHz fSYS3 System clock — External clock source — 256 — kHz — On-chip RC oscillator — fSYS1/1024 — Hz — Crystal oscillator — fSYS2/128 — Hz fLCD LCD Clock — External clock source — fSYS3/1024 — Hz tCOM LCD Common Period — n: Number of COM — n/ fLCD — s 3V 4 — 150 kHz fCLK1 Serial Data Clock ( pin) 5V Duty cycle 50% 4 — 300 kHz 3V — — 75 kHz fCLK2 Serial Data Clock ( pin) 5V Duty cycle 50% — — 150 kHz fTONE Tone Frequency — On-chip RC oscillator — 2.0 or 4.0 — kHz tCS Serial Interface Reset Pulse Width (Figure 3) — — 250 — ns Write mode 3.34 — 125 3V Read mode 6.67 — — µs Write mode 1.67 — 125 tCLK , Input Pulse Width (Figure 1) 5V Read mode 3.34 — — µs tr, tf Rise/Fall Time Serial Data Clock Width (Figure 1) — — — 120 — ns tau Setup Time for DATA to , Clock Width (Figure 2) — — — 120 — ns th Hold Time for DATA to , Clock Width (Figure 2) — — — 120 — ns tau1 Setup Time for to , Clock Width (Figure 3) — — — 100 — ns th1 Hold Time for to , Clock Width (Figure 2) — — — 100 — ns Figure 1 Figure 2 Figure 3 |
|
|
Lien URL |
| ALLDATASHEET vous a-t-il été utile ? [ DONATE ] |
À propos de Alldatasheet | Publicité | Contactez-nous | Politique de confidentialité | Lien vers la fiche technique | Echange de liens | Fabricants All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
French ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
