T
S
2
G
U
S
D
-
P
T
S
2
G
U
S
D
-
P
T
S
2
G
U
S
D
-
P
Description
Transcend microSD card series are non-volatile,
which means no external power is required to retain
the information stored on it. Besides, it is also a
solid-state device that without moving parts to skip or
break down. Based on original NAND flash chip,
Transcend
microSD
combination of fast data transfer, great flexibility,
excellent security and incredibly small size.
Placement
Front
Pin Definition
Pin No.
Name
1
DAT2
I/O/PP
2
CD/DAT3
I/O/PP
3
CMD
PP
4
V
S
DD
5
CLK
I
6
V
S
SS
7
DAT0
I/O/PP
8
DAT1
I/O/PP
Transcend Information Inc.
3
3
3
can
offer
an
incredible
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
Back
SD Mode
Type
Description
Data Line [Bit2]
Card Detect / Data Line [Bit3]
Command / Response
Supply voltage
Clock
Supply voltage ground
Data Line [Bit0]
Data Line [Bit1]
S: Power Supply; I:Input; O:Output; PP:Push-Pull
2GB microSD Card + Reader P3
Features
•
ROHS compliant product.
• Operating Voltage: 2.7 ~ 3.6V
• Operating Temperature: -25 ~ 85° C
• Durability: 10,000 insertion/removal cycles
• Fully compatible with SD card spec. v1.1
• Comply with SD Association File System Specification
• Mechanical Write Protection Switch with microSD adapter
• SD Host allows MultiMediaCard upward compatibility
• Form Factor: 11mm x 15mm x 1mm
Name
Type
RSV
CS
I
DI
I
S
V
DD
SCLK
I
S
V
SS
DO
O/PP
RSV
1
SPI Mode
Description
Reserved
Chip Select
Data In
Supply voltage
Clock
Supply voltage ground
Data out
Reserved