 |
数据搜索系统，热门电子元器件搜索 |
|
|
数据搜索系统，热门电子元器件搜索 |
|
HT1621 数据表(PDF) 4 Page - ARTSCHIP ELECTRONICS CO.,LMITED. |
|
|
|||||||||||||||||||||||||||||
HT1621 数据表(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 |
|
|
链接网址 |
| ALLDATASHEET是否为您带来帮助? [ DONATE ] |
关于 Alldatasheet | 广告服务 | 联系我们 | 隐私政策 | 数据表链接 | 链接交换 | 制造商名单 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 |
Chinese ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
