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TPS2202AI Datenblatt(Datasheet) 2 Page - Texas Instruments

Teile-Nr. TPS2202AI
Beschreibung  DUAL-SLOT PC CARD POWER-INTERFACE SWITCH WITH RESET FOR SERIAL PCMCIA CONTROLLER
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Hersteller  TI [Texas Instruments]
Homepage  http://www.ti.com
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TPS2202AI
DUAL-SLOT PC CARD POWER-INTERFACE SWITCH
WITH RESET FOR SERIAL PCMCIA CONTROLLER
SLVS123A – SEPTEMBER 1995 – REVISED JUNE 1998
2
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
typical PC card power-distribution application
PCMCIA
Controller
12 V
Power Supply
Vpp1
Vpp2
VCC
VCC
PC
Card A
VDD
TPS2202AI
5 V
3.3 V
BPWR_GOOD
OC
Serial Interface
3
Vpp1
Vpp2
VCC
VCC
PC
Card B
12V
5V
3.3V
AVPP
AVCC
AVCC
BVPP
BVCC
BVCC
APWR_GOOD
BVCC
AVCC
Supervisor
RESET
RESET
Terminal Functions
TERMINAL
I/O
DESCRIPTION
NAME
NO.
I/O
DESCRIPTION
3.3V
15, 16, 17
I
3.3-V VCC input for card power
5V
1, 2, 30
I
5-V VCC input for card power
12V
7, 24
I
12-V Vpp input for card power
AVCC
9, 10, 11
O
Switched output that delivers 3.3 V, 5 V, low or high impedance to card
AVPP
8
O
Switched output that delivers 3.3 V, 5 V, 12 V, low or high impedance to card
APWR_GOOD
13
O
Logic-level power-ready output that stays low as long as AVPP is within limits
BVCC
20, 21, 22
O
Switched output that delivers 3.3 V, 5 V, low or high impedance
BVPP
23
O
Switched output that delivers 3.3 V, 5 V, 12 V, low or high impedance
BPWR_GOOD
19
O
Logic-level power-ready output that remains low as long as BVPP is within limits
CLOCK
4
I
Logic-level clock for serial data word
DATA
3
I
Logic-level serial data word
GND
12
Ground
LATCH
5
I
Logic-level latch for serial data word
NC
26, 27,
28, 29
No internal connection
OC
18
O
Logic-level overcurrent reporting output that goes low when an overcurrent condition exists
RESET
6
I
Logic-level RESET input active high. Do not connect if terminal 14 is used.
RESET
14
I
Logic-level RESET input active low. Do not connect if terminal 6 is used.
VDD
25
I
5-V power to chip




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