參數(shù)資料
型號: TPS2226APWPRG4
廠商: Texas Instruments, Inc.
英文描述: CARDBUS POWER-INTERFACE SWITCHES FOR SERIAL PCMCIA CONTROLLERS
中文描述: CARDBUS功率接口開關(guān)用于串行PCMCIA控制器
文件頁數(shù): 25/29頁
文件大?。?/td> 447K
代理商: TPS2226APWPRG4
www.ti.com
ESD PROTECTIONS (see Figure 35)
All inputs and outputs of these devices incorporate ESD-protection circuitry designed to withstand a 2-kV
human-body-model discharge as defined in MIL-STD-883C, Method 3015. The xVCC and xVPP outputs can be
exposed to potentially higher discharges from the external environment through the PC Card connector.
Bypassing the outputs with 0.1-μF capacitors protects the devices from discharges up to 10 kV.
Maximum recommended output capacitance for xVCC is 220
μ
F including card capacitance, and for xVPP is 10
μ
F, without OC glitch when
switches are powered on.
TPS2226A
V
CC
BVPP
BVCC
BVCC
AVPP
AVCC
AVCC
LATCH
CLOCK
DATA
OC
RESET
V
CC
0.1
μ
F
0.1
μ
F
V
pp1
V
pp2
PC Card
Connector A
V
CC
V
CC
0.1
μ
F
0.1
μ
F
V
pp1
V
pp2
PC Card
Connector B
DATA
CLOCK
LATCH
GPI/O
Controller
From PCI or
System RST
12 V
3.3 V
5 V
12 V
3.3 V
5 V
12 V
3.3 V
3.3 V
5 V
0.1
μ
F
0.1
μ
F
0.1
μ
F
4.7
μ
F
4.7
μ
F
4.7
μ
F
5 V
TPS2220A, TPS2223A
TPS2224A, TPS2226A
SLVS428B–MAY 2002–REVISED SEPTEMBER 2004
Figure 35. Detailed Interconnections and Capacitor Recommendations
25
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