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5

Function

Description

Memory

SRAM

16Mbit (1M x 16) x 3

Power supply

+3.3VD

For the peripheral circuitry 
It is supplied from the IPCEMPR.

+3.3VD_B

For the SRAM
It is supplied from the IPCEMPR.
It is backed up by a battery on the IPCEMPR, only when
mounted on the IPCEMPR.

6

The SRAM (IC5001-IC5003) is mounted on the IPCMEC card.
These memories are controlled by the CPU (IC101) mounted on the IPCEMPR.

+3.3VD

60pin 
Connector 
CN5001

CARD_PRESNT

EX1_A[1-22]

EX1_D[0-15]

DECODER

IC5004
IC5005
IC5006

MEMORY_nCS0

+3.3VD_B

Control Signals

SRAM

6MB

IC5001
IC5002
IC5003

MEMORY_CARD_ID[0-1]

KX-TDE0105XJ BLOCK DIAGRAM

MEMORY_nCS1

MEMORY_nCS0[0-1]

+3.3VD

+3.3VD_B

7

8

Memory expansion card to increase system data storage space. To be mounted on the IPCEMPR card.
To install the IPCMEC card, first remove the preinstalled memory card from the IPCEMPR card.

Accessories (included): Screws x 2
User-supplied (not included): none

When the preinstalled memory card is removed, all recorded SMDR data will be lost. Therefore, it is recommended to output the
SMDR data before removing the preinstalled memory card.