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TPS2221 Datasheet(PDF) 18 Page - Texas Instruments

Part # TPS2221
Description  PC CARD POWER-INTERFACE SWITCH FOR PCMCIA CONTROLLERS
PDF  23 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS2221 Datasheet(HTML) 18 Page - Texas Instruments

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TPS2228
TPS2221
SLVS419A – MAY 2002 REVISED SEPTEMBER 2002
www.ti.com
18
Table 1. TPS2228 Power Interface Switch Control Logic
TPS2228 Serial Interface
xVPP/VCORE
AVPP/VCORE CONTROL SIGNALS
OUTPUT V_AVPP/
BVPP/VCORE CONTROL SIGNALS
OUTPUT V_BVPP/
D8(SHDN)
D0
D1
D9
OUTPUT V_AVPP/
VCORE
D8(SHDN)
D4
D5
D10
OUTPUT V_BVPP/
VCORE
1
0
0
X
0 V
1
0
0
X
0 V
1
0
1
0
3.3 V
1
0
1
0
3.3 V
1
0
1
1
5 V
1
0
1
1
5 V
1
1
0
X
Hi-Z
1
1
0
X
Hi-Z
1
1
1
0
1.8 V
1
1
1
0
1.8 V
1
1
1
1
1.8 V
1
1
1
1
1.8 V
0
X
X
X
Hi-Z
0
X
X
X
Hi-Z
xVCC
AVCC CONTROL SIGNALS
OUTPUT V AVCC
BVCC CONTROL SIGNALS
OUTPUT V BVCC
D8(SHDN)
D3
D2
OUTPUT V_AVCC
D8(SHDN)
D6
D7
OUTPUT V_BVCC
1
0
0
0 V
1
0
0
0 V
1
0
1
3.3 V
1
0
1
3.3 V
1
1
0
5 V
1
1
0
5 V
1
1
1
0 V
1
1
1
0 V
0
X
X
Hi-Z
0
X
X
Hi-Z
Table 2. TPS2221 Control Logic
TPAS2221 SINGLES
D0
D1
D2
D3
VCC
VPP/CORE
0
0
0
0
0 V
0 V
0
0
0
1
Hi-Z
Hi-Z
0
0
1
0
Hi-Z
Hi-Z
0
0
1
1
Hi-Z
Hi-Z
0
1
0
0
3.3 V
0 V
0
1
0
1
3.3 V
3.3 V
0
1
1
0
3.3 V
5 V
0
1
1
1
3.3 V
1.8 V
1
0
0
0
5 V
0 V
1
0
0
1
5 V
3.3 V
1
0
1
0
5 V
5 V
1
0
1
1
5 V
1.8 V
1
1
0
0
Hi-Z
Hi-Z
1
1
0
1
3.3 V
Hi-Z
1
1
1
0
5 V
Hi-Z
1
1
1
1
Hi-Z
Hi-Z
NOTE: VCC = VPP/VCORE = Hi-Z indicates the device is in
shutdown mode.



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