參數(shù)資料
型號: SN74AVC1T45DCKRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 總線收發(fā)器
英文描述: AVC SERIES, 1-BIT TRANSCEIVER, TRUE OUTPUT, PDSO6
封裝: GREEN, PLASTIC, SC-70, 6 PIN
文件頁數(shù): 27/27頁
文件大小: 909K
代理商: SN74AVC1T45DCKRG4
www.ti.com
Power-Up Considerations
SINGLE-BIT DUAL-SUPPLY BUS TRANSCEIVER
WITH CONFIGURABLE VOLTAGE TRANSLATION AND 3-STATE OUTPUTS
SCES530G – DECEMBER 2003 – REVISED JANUARY 2008
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
1.2 V
<0.5
<1
1
1.5 V
<0.5
<1
1
A
1.8 V
<0.5
<1
2.5 V
<0.5
1
<1
3.3 V
<0.5
1
<1
Copyright 2003–2008, Texas Instruments Incorporated
9
Product Folder Link(s): SN74AVC1T45
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