參數(shù)資料
型號(hào): TPS3619-50MDGKREP
廠商: TEXAS INSTRUMENTS INC
元件分類: 電源管理
英文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: PLASTIC, MSOP-8
文件頁數(shù): 14/18頁
文件大?。?/td> 451K
代理商: TPS3619-50MDGKREP
VIT
VBAT
VDD
VOUT
RESET
td
t
td
www.ti.com
SGLS350C – JULY 2006 – REVISED SEPTEMBER 2010
Timing Requirements
at RL = 1 M, CL = 50 pF, TA = 25°C
PARAMETER
TEST CONDITIONS
MIN
MAX
UNIT
at VDD
VIH = VIT + 0.2 V, VIL = VIT – 0.2 V
6
ms
tw
Pulse width
at MR
VDD = VIT + 0.2 V, VIL = 0.3 x VDD, VIH = 0.7 × VDD
100
ns
Switching Characteristics
at RL = 1 M, CL= 50 pF, TA= –55°C to 125°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD ≥ VIT + 0.2 V, MR ≥ 0.7 × VDD,
td
Delay time
60
100
140
ms
See timing diagram
VDD to RESET
VIL = VIT – 0.4 V, VIH = VIT + 0.4 V
2
5
Propagation (delay) time,
PFI to PFO delay
VIL = VPFI – 0.35 V, VIH = VPFI + 0.35 V
3
5
tPHL
ms
high-to-low-level output
VDD ≥ VIT + 0.2 V, VIL = 0.3 × VDD,
MR to RESET
0.1
1
VIH = 0.7 × VDD
Timing Diagram
Copyright 2006–2010, Texas Instruments Incorporated
5
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