Transcend MMCmobile 128MB TS128MRMMC4 User Manual
Product codes
TS128MRMMC4
T
T
T
S
S
S
1
1
1
2
2
2
8
8
8
M
M
M
R
R
R
M
M
M
M
M
M
C
C
C
4
4
4
128MB MMCmobile
Transcend Information Inc.
1
Description
TS128MRMMC4 is a 128MB MMCmobile memory
card. It’s a fastest, low-power, highly integration
memory card. TS128MRMMC4 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: 128MB
• 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
• Storage Temperature:-40℃~ 85℃
• 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
• Storage Temperature:-40℃~ 85℃
• Data access mode: Byte mode
• Data Transfer Rate (Maximum):
• Data Transfer Rate (Maximum):
Read:9MB/sec,Write:8MB/sec
• 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
S: Power Supply; I:Input; O:Output; PP:Push-Pull; OD:Open-Drain; NC:Not Connected
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