T

T

S

6

4

M

~

1

G

R

M

M

C

4

4

MMCmobile

Transcend Information Inc.

1

Description

TS64MRMMC4 ~ TS1GRMMC4 is a 64MB ~ 1GB

MMCmobile memory card. It’s a fastest, low-power,

highly integration memory card. TS64MRMMC4 ~

TS1GRMMC4 is designed to provide an inexpensive,

mechanically robust storage medium in card form for

multimedia

consumer

applications

and

mobile

devices (handheld PCs, digital cameras, MP3

players, etc.) to store, copy, and move data at

high-speed transfer rate.

Placement

Features

•

Storage Capacity: 64MB ~ 1GB

•

Support Dual Operating Voltage: 2.7~3.6V/1.65~1.95V

•

Support clock frequencies: 0~52MHz

•

Support different Bus width: x1, x4, x8

•

Operating Temperature: -25°C ~ 85°C

•

Data access mode: Byte mode

•

Fully compatible with MultiMediaCard system

specification version 4.0 and backwards compatibility

with previous specification

•

Form Factor: 18mm x 24mm x 1.4mm

Front

Back

Pin Definition

MMC Mode

SPI Mode

Pin No.

Name

Type

Description

Name

Type

Description

1

DAT3

I/O/PP

Data

CS

I

Chip select

2

CMD

I/O/PP/OD

Command/Response

DI

I/PP

Data in

3

VSS1

S

Ground

VSS

S

Ground

4

VDD

S

Power supply

VDD

S

Power supply

5

CLK

I

Clock

SCLK

I

Clock

6

VSS2

S

Ground

VSS2

S

Ground

7

DAT0

I/O/PP

Data

DO

O/PP

Data out

8

DAT1

I/O/PP

Data

Not used

9

DAT2

I/O/PP

Data

Not used

10

DAT4

I/O/PP

Data

Not used

11

DAT5

I/O/PP

Data

Not used

12

DAT6

I/O/PP

Data

Not used

13

DAT7

I/O/PP

Data

Not used

S: Power Supply; I:Input; O:Output; PP:Push-Pull; OD:Open-Drain; NC:Not Connected