Transcend SDHC Card series User manual

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Description

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Features

4~32GB High Capacity Secure Digital Card

Transcend High Capacity SD Card series are

specifically designed to meet the High Capacity, High

Definition Audio and Video requirement for the latest

Digital Cameras, DV Recorders, Mobile Phones, etc,.

The new defined Speed Class enables the host to

support AV applications to perform real time

recording to the SD memory card.

Placement

Front Back

• RoHS compliant product.

• Card Lid material: PC (comply with UL94,Flame

Class:HB)

• Operating Voltage: 2.7 ~ 3.6V

• Operating Temperature: -25 ~ 85°C

• Durability: 10,000 insertion/removal cycles

• Compatible with SD Specification Ver. 2.0

• Comply with SD File System Specification Ver. 2.0

• Mechanical Write Protection Switch

• Supports Speed Class Specification up to Class 6

• Supports Copy Protection for Recorded Media (CPRM)

for SD-Audio

• Seamless compatibility with SDMI-compliant digital audio

devices

• Form Factor: 24mm x 32mm x 2.1mm

Pin Definition

Pin No.

1

2

3

4

5

6

7

8

9

SD Mode SPI Mode

Name Type Description Name Type Description

CD/DAT

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

3

I/O/PP

I/O/PP Data Line [Bit2] RSV

Card Detect/Data Line [Bit3]

S Supply voltage ground

S Supply voltage

S Supply voltage ground

CS I

DI I

VSS S

VDD S

SCLK I

VSS2 S

DO O/PP

RSV

Chip Select (neg true)

Data In

Supply voltage ground

Supply voltage

Clock

Supply voltage ground

Data Out

Transcend Information Inc.

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Architecture

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4~32GB High Capacity Secure Digital Card

Transcend Information Inc.

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Bus Operating Conditions

• General

Parameter Symbol Min. Max. Unit Remark

Peak voltage on all lines -0.3 VDD+0.3 V

All Inputs

Input Leakage Current -10 10 µA

All Outputs

Output Leakage Current -10 10 µA

• Power Supply Voltage

Parameter Symbol Min. Max. Unit Remark

Supply voltage V

Output High Voltage V

Output Low Voltage V

Input High Voltage V

Input Low Voltage V

Power up time 250 ms From 0v to V

• Current Consumption

The current consumption is measured by averaging over 1 second.

‧ Before first command: Maximum 15 mA

‧ During initialization: Maximum 100 mA

‧ Operation in Default Mode: Maximum 100 mA

‧ Operation in High Speed Mode: Maximum 200 mA

‧ Operation with other functions: Maximum 500 mA.

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OH

OL

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2.7 3.6 V

0.75* V

0.625* VDDVDD+0.3 V

DD

0.125* V

VSS-0.3 0.25* V

4~32GB High Capacity Secure Digital Card

V IOH=-100uA@V

DD

V IOL=100uA@V

V

• Bus Signal Line Load

DD

Min.

DD

Min.

The total capacitance C capacitance C C

= C

L

HOST

Where N is the number of connected cards.

Pull-up resistance R

Bus signal line capacitance C

Transcend Information Inc.

itself and the capacitance C

BUS

+ C

BUS

Parameter Symbol Min. Max. Unit Remark

the CLK line of the SD Memory Card bus is the sum of the bus master capacitance C

L

+ Ν*C

CARD

of each card connected to this line:

CARD

10 100 kΩ To prevent bus floating

40 pF 1 card

3

R

CMD

DAT

L

C

HOST+CBUS

30 pF

, the bus

HOST

shall not exceed

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Single card capacitance C

Maximum signal line inductance 16 nH f

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. Host should consider total bus capacitance for each signal as the sum of C defined by per signal. The host can determine C capacitance load (C maximum value of C

=40 pF). The SD Memory Card guarantees its bus timing when total bus capacitance is less than

L

(40 pF).

L

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CARD

DAT3

HOST

10 pF

10 90 kΩ May be used for card

and C

so that total bus capacitance is less than the card estimated

BUS

4~32GB High Capacity Secure Digital Card

, C

HOST

BUS

, C

PP

detection

and one C

, and C

BUS

≤ 20 MHz

only because they are

CARD

, these parameters are

CARD

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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4~32GB High Capacity Secure Digital Card

To meet the requirements of the JEDEC specification JESD8-1A and JESD8-7, the card input and output voltages shall be within the following specified ranges for any V

Parameter Symbol Min. Max. Unit Remark

Output HIGH voltage V

Output LOW voltage V

Input HIGH voltage V

Input LOW voltage V

Transcend Information Inc.

OH

OL

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of the allowed voltage range:

DD

0.75* V

0.625* V

V

DD

0.125* V

DD

– 0.3 0.25* V

SS

5

V I

DD

V

+ 0.3 V

DD

= -100 μA @VDD min

OH

V I

V

= -100 μA @VDD min

OL

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• Bus Timing

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4~32GB High Capacity 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 frequency Identification 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

OD

WL

WH

TLH

THL

ISU

0 25 MHz C

0

/100 400 KHz C

(1)

10 ns C

5 ns C

IH

5 ns C

6

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

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Output Delay time during Data Transfer Mode t

Output Delay time during Identification Mode t

(1) 0 Hz means to stop the clock. The given minimum frequency range is for cases were continues clock is required

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ODLY

0 14 ns C

0 50 ns C

4~32GB High Capacity Secure Digital Card

≤ 40 pF, (1 card)

L

≤ 40 pF, (1 card)

L

Transcend Information Inc.

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• Bus Timing (High Speed Mode)

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4~32GB High Capacity 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

TLH

THL

ISU

0 50 MHz C

7 ns C

3 ns C

6 ns C

IH

2 ns C

8

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

≤ 10 pF, (1 card)

CARD

Transcend SDHC Card series User manual

Specifications and Main Features

Frequently Asked Questions

User Manual