RB5C396 Ricoh Corporation, RB5C396 Datasheet - Page 24

• Manufacturer Part Number: RB5C396
• Description: PC Card Controller Compliant With Pcmcia 2.1/jeida 4.2
• Manufacturer: Ricoh Corporation

20
RF5C296/RF5C396L/RB5C396/RF5C396
should be considered.
(1) Interface Status Register bit7*
(2) Card Detect and Control Register bit2*
When 5VDET/GPI pin is connected to PCMCIA card slot pin #43 (VS1#) as shown in the figure, the following
(VCC_CORE)
Core
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
3.3V
5V
*
*
1) Refer to page 27 “INTERNAL RESISTERS”
2) As shown in the above table, the RF5C296 and the RF5C396 allow sharing of a power supply between their VCC_SLOTs and the
PCcard slots, provided that the VCC_CORE should be set to 3.3V.
RF5C296/RF5C396
1
VCCSLOT#
5VDET/GPI
VCC3EN#
VCC5EN#
(VCC_SLOT#0)
indicate inverted 5VDET/GPI.
Card Slot#0
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
5V
1
(GPI enable) must be kept “0”.
*
Mixed Voltage Operation
2
(VCC_SLOT#1)
Card Slot#1
Power Control
Circuits
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
5V
VCC
VS1#
Card Slot
PCMCIA
ISA bus Interface
*
2
(VCC_AT)
3.3V
3.3V
3.3V
3.3V
5V
5V
5V
5V
5V