参数资料
型号: TPS2228PWPG4
厂商: TEXAS INSTRUMENTS INC
元件分类: 电源管理
英文描述: 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
封装: GREEN, PLASTIC, HTSSOP-20
文件页数: 10/30页
文件大小: 696K
代理商: TPS2228PWPG4
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
X
0 V
1
0
X
0 V
1
0
1
0
3.3 V
1
0
1
0
3.3 V
1
0
1
5 V
1
0
1
5 V
1
0
X
Hi-Z
1
0
X
Hi-Z
1
0
1.8 V
1
0
1.8 V
1
1.8 V
1
1.8 V
0
X
Hi-Z
0
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 V
1
0
0 V
1
0
1
3.3 V
1
0
1
3.3 V
1
0
5 V
1
0
5 V
1
0 V
1
0 V
0
X
Hi-Z
0
X
Hi-Z
Table 2. TPS2221 Control Logic
TPAS2221 SINGLES
D0
D1
D2
D3
VCC
VPP/CORE
0
0 V
0
1
Hi-Z
0
1
0
Hi-Z
0
1
Hi-Z
0
1
0
3.3 V
0 V
0
1
0
1
3.3 V
0
1
0
3.3 V
5 V
0
1
3.3 V
1.8 V
1
0
5 V
0 V
1
0
1
5 V
3.3 V
1
0
1
0
5 V
1
0
1
5 V
1.8 V
1
0
Hi-Z
1
0
1
3.3 V
Hi-Z
1
0
5 V
Hi-Z
1
Hi-Z
NOTE:
VCC = VPP/VCORE = Hi-Z indicates the device is in
shutdown mode.
相关PDF资料
PDF描述
TPS2221PWP 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO14
TPS2228PWPR 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO20
TPS2228DBRG4 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO30
TPS2223PWPR 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
TPS2223PWPG4 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO24
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