TPS2206

DUAL-SLOT PC CARD POWER-INTERFACE SWITCH

WITH RESET FOR SERIAL PCMCIA CONTROLLER

SLVS138B – MAY 1996 – REVISED JUNE 1998

21

POST OFFICE BOX 655303

APPLICATION INFORMATION

DATA

CLOCK

LATCH

Serial

Interface

OC

Internal

Current Monitor

Controller

Thermal

Vpp1

Vpp2

VCC

VCC

VCC

VCC

Vpp1

12V

5V

12V

5V

5V

3.3V

3.3V

3.3V

S6

S5

S4

S3

S2

S1

S12

S11

S10

S9

S8

S7

TPS2206

Card A

Card B

Vpp2

GND

CS

CS

CS

CS

Supervisor

RESET

RESET

CPU

See Note A

See Note A

NOTE A: MOSFET switches S9 and S12 have a back-gate diode from the source to the drain. Unused switch inputs should never be grounded.

Figure 32. Internal Switching Matrix