Transcend Information SD80 User Manual

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Description

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Rev1.2 SD80 Secure Digital Card

Features

Secure Digital Card is a compact, slim and high

capacity storage media with copyright protection.

Designed in advanced SD specification Ver.1.1,

Transcend SD80 series now reaches a new

performance milestone. Based on 0.16 um process

controller and high quality SLC (Single-Level-Cell)

NAND Flash chip, Transcend SD80 series can

provide high performance ,low power consumption yet

excellent reliability.

-Manufactured with SLC NAND Flash chip

-Operating Temperature : -25 ~ 85°C

Placement

• Storage Capacity: 128M~1GB

• Operating Voltage: 2.7 ~ 3.6V

• Operating Temperature: -25 ~ 85°C

• Insertion/removal durability: 10,000 cycles

• Fully compatible with SD card spec. v1.1

• Support SD command class 0,2,4,5,7,8

• Mechanical Write Protection Switch

• Forward compatibility to MultiMediaCard Version 2.11

• Supports Copy Protection for Recorded Media(CPRM)

for music and other commercial media

• Form Factor: 24mm x 32mm x 2.1mm

Front Back

Pin Definition

Pin No.

Transcend Information Inc.

Name Type

1

CD/DAT3

2

3

4

5

6

7

8

9

CMD PP Command/Response

V

SS1

V

DD

CLK I Clock

V

SS2

DAT0 I/O/PP Data Line [Bit0]

DAT1 I/O/PP Data Line [Bit1]

DAT2

I/O/PP

I/O/PP Data Line [Bit2] RSV

SD Mode SPI Mode

Card Detect/Data Line [Bit3]

S Supply voltage ground

S Supply voltage

S Supply voltage ground

Description Name Type

CS I

DI I

VSS S

VDD S

SCLK

VSS2

DO O/PP

RSV

1

I

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Description

Chip Select (neg true)

Data In

Supply voltage ground

Supply voltage

Clock

Supply voltage ground

Data Out

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Rev1.2 SD80 Secure Digital Card

Architecture

Transcend Information Inc.

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Bus Operating Conditions

• General

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Rev1.2 SD80 Secure Digital Card

Parameter Symbol

Peak voltage on all lines -0.3 VDD+0.3

All Inputs

Input Leakage Current -10 10 µA

All Outputs

Output Leakage Current -10 10 µA

• Power Supply Voltage

Parameter Symbol

Supply voltage V

Supply voltage specified in OCR register 2.7 3.6 V Except CMD0, 15,55,

Supply voltage differentials (V

Power up time 250 ms From 0v to VDD Min.

•

Bus Signal Line Load

The total capacitance CL the CLK line of the SD Memory Card bus is the sum of the bus master capacitance C capacitance C CL = C

HOST

Bus signal line capacitance CL 100 pF fPP ≤ 20 MHz, 7 cards

Single card capacitance C

Maximum signal line inductance 16 nH fPP ≤ 20 MHz

Pull-up resistance inside card (pin1) R

Note that the total capacitance of CMD and DAT lines will be consist of C connected separately to the SD Memory Card host.

Pull-up resistance R

Bus signal line capacitance CL 250 pF fPP ≤ 5 MHz, 21 cards

itself and the capacitance C

BUS

+ C

+ Ν*C

BUS

Parameter Symbol

CARD

, V

SS1

) -0.3 0.3 V

SS2

DD

of each card connected to this line:

CARD

DAT3

, R

CMD

Min. Max. Unit Remark

V

Min. Max. Unit Remark

2.0 3.6 V CMD0, 15,55,ACMD41

commands

ACMD41 commands

Min. Max. Unit Remark

10 pF

10 90 kΩ May be used for card

detection

, C

HOST

Min. Max. Unit Remark

DAT

10 100 kΩ To prevent bus floating

and one C

BUS

only since they are

CARD

HOST

, the bus

Transcend Information Inc.

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Bus Signal Levels

As the bus can be supplied with a variable supply voltage, all signal levels are related to the supply voltage.

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Rev1.2 SD80 Secure Digital Card

To meet the requirements of the JEDEC specification JESD8-1A, the card input and output voltages shall be within the following specified ranges for any VDD of the allowed voltage range:

Parameter Symbol Min. Max. Unit Remark

Output HIGH voltage V

Output LOW voltage V

Input HIGH voltage V

Input LOW voltage V

OH

OL

IH

IL

0.75* VDD V I

0.125* VDD V I

0.625* VDD V

VSS – 0.3 0.25* VDD V

+ 0.3 V

DD

= -100 µA @VDD min

OH

= -100 µA @VDD min

OL

Transcend Information Inc.

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Bus Timing (Default)

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Parameter Symbol Min Max. Unit Remark

Clock CLK (All values are referred to min (VIH) and max (VIL)

Clock frequency Data Transfer Mode f

Clock frequency Identification Mode

(The low freq. is required for MultiMediaCard

compatibility.)

Clock rise time t

Transcend Information Inc.

f

t

WH

TLH

WL

PP

OD

10 ns CL ≤ 100 pF, (7 cards)

0 25 MHz CL ≤ 100 pF, (7 cards)

0 400 KHz CL ≤ 250 pF, (21 cards)

10 ns CL ≤ 100 pF, (7 cards) Clock low time

50 ns CL ≤ 250 pF, (21 cards)

10 ns CL ≤ 100 pF, (7 cards) Clock high time

50 ns CL ≤ 250 pF, (21 cards)

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Inputs CMD, DAT (referenced to CLK)

Input set-up time t

Input hold time t

Outputs CMD, DAT (referenced to CLK)

Output Delay time during Data Transfer Mode t

Output Delay time during Identification Mode t

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Rev1.2 SD80 Secure Digital Card

50 ns CL ≤ 250 pF, (21 cards)

t

10 ns CL ≤ 100 pF, (7 cards) Clock fall time

THL

50 ns CL ≤ 250 pF, (21 cards)

ISU

IH

ODLY

5 ns CL ≤ 25 pF, (1 cards)

0 14 ns CL ≤ 25 pF, (1 cards)

0 50 ns CL ≤ 25 pF, (1 cards)

Transcend Information Inc.

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Bus Timing (High Speed Mode)

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Rev1.2 SD80 Secure Digital Card

Parameter Symbol Min Max. Unit Remark

Clock CLK (All values are referred to min (VIH) and max (VIL)

Clock frequency Data Transfer Mode f

Clock low time t

Clock high time t

Clock rise time t

Clock fall time t

Inputs CMD, DAT (referenced to CLK)

Input set-up time t

Input hold time t

Outputs CMD, DAT (referenced to CLK)

Transcend Information Inc.

PP

WL

WH

3 ns

TLH

3 ns

THL

ISU

IH

0 50 MHz

7 ns

6 ns

2 ns

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Transcend Information SD80 User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual