数据搜索系统,热门电子元器件搜索 |
|
74AVCH1T45DBVTE4 数据表(PDF) 9 Page - Texas Instruments |
|
74AVCH1T45DBVTE4 数据表(HTML) 9 Page - Texas Instruments |
9 / 34 page www.ti.com Operating Characteristics Power-Up Considerations SN74AVCH1T45 SINGLE-BIT DUAL-SUPPLY BUS TRANSCEIVER WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS SCES598D – JULY 2004 – REVISED JANUARY 2008 TA = 25°C VCCA = VCCA = VCCA = VCCA = VCCA = TEST VCCB = 1.2 V VCCB = 1.5 V VCCB = 1.8 V VCCB = 2.5 V VCCB = 3.3 V PARAMETER UNIT CONDITIONS TYP TYP TYP TYP TYP A-port input, 3 3 3 3 4 CL = 0 pF, B-port output CpdA (1) f = 10 MHz, pF B-port input, tr = tf = 1 ns 14 14 14 15 16 A-port output A-port input, 14 14 14 15 16 CL = 0 pF, B-port output CpdB (1) f = 10 MHz, pF B-port input, tr = tf = 1 ns 3 3 3 3 4 A-port output (1) Power-dissipation capacitance per transceiver A proper power-up sequence always should be followed to avoid excessive supply current, bus contention, oscillations, or other anomalies. To guard against such power-up problems, take the following precautions: 1. Connect ground before any supply voltage is applied. 2. Power up VCCA. 3. VCCB can be ramped up along with or after VCCA. Table 1. Typical Total Static Power Consumption (ICCA + ICCB) VCCA VCCB UNIT 0 V 1.2 V 1.5 V 1.8 V 2.5 V 3.3 V 0 V 0 <0.5 <0.5 <0.5 <0.5 <0.5 1.2 V <0.5 <1 <1 <1 <1 1 1.5 V <0.5 <1 <1 <1 <1 1 µA 1.8 V <0.5 <1 <1 <1 <1 <1 2.5 V <0.5 1 <1 <1 <1 <1 3.3 V <0.5 1 <1 <1 <1 <1 Copyright © 2004–2008, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Link(s): SN74AVCH1T45 |
类似零件编号 - 74AVCH1T45DBVTE4 |
|
类似说明 - 74AVCH1T45DBVTE4 |
|
|
链接网址 |
隐私政策 |
ALLDATASHEETCN.COM |
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 | 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 |