參數(shù)資料
型號: TPS2226APWPRG4
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
封裝: LEAD FREE, PLASTIC, HTSSOP-24
文件頁數(shù): 2/29頁
文件大?。?/td> 447K
代理商: TPS2226APWPRG4
www.ti.com
PARAMETER MEASUREMENT INFORMATION
50%
LATCH
VDD
GND
10%
90%
tpd(on)
GND
VO(xVPP)
Propagation Delay (xVPP)
50%
LATCH
VDD
GND
10%
90%
tpd(on)
GND
VO(xVCC)
Propagation Delay (xVCC)
10%
90%
tr
GND
VO(xVPP)
Rise/Fall Time (xVPP)
tf
10%
90%
tr
GND
VO(xVCC)
Rise/Fall Time (xVCC)
tf
50%
VDD
GND
10%
90%
ton
GND
VO(xVCC)
Turnon/off Time (xVCC)
xVPP
VOLTAGE WAVEFORMS
LOAD CIRCUIT (xVPP)
IO(xVPP)
xVCC
50%
LATCH
VDD
GND
10%
90%
ton
GND
VO(xVPP)
Turnon/off Time (xVPP)
IO(xVCC)
tpd(off)
toff
LOAD CIRCUIT (xVCC)
VI(12V/5V/3.3V)
VI(5V/3.3V)
VI(12V/5V/3.3V)
VI(5V/3.3V)
VI(12V/5V/3.3V)
VI(5V/3.3V)
LATCH
D10
D9
D8
D7
D6
D5
D4
D3
D2
DATA
LATCH
CLOCK
D1
D0
Data Setup Time
Data Hold Time
Latch Delay Time
Clock Delay Time
TPS2220A, TPS2223A
TPS2224A, TPS2226A
SLVS428B – MAY 2002 – REVISED SEPTEMBER 2004
Figure 1. Test Circuits and Voltage Waveforms
NOTE: Data is clocked in on the positive edge of the clock. The positive edge of the latch signal should occur before the next
positive edge of the clock. For definition of D0 to D10, see the control logic table.
Figure 2. Serial-Interface Timing for TPS2226A
10
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