ST3003

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Ver 0.8

11/11

2007-06-12

8

N

REVISION

DESCRIPTION

PAGE

DATE

0.2

First release

2005/05/12

0.3

1. Modify DAC driving capacity

2. Change IREF to DACVDD33A, change CLICK to DACVSS33A

3. Rename DACVDD33A to DACOVDD33A, rename DACVSS33A to

DACOVSS33A

1

2,4,8,9,10

2,4,8,9,10

2005/06/27

0.4

1. TEST[2:0] wire to GND

2. WR, RD cascade 120 Ohm and parallel 10p capacitor

3. ECLK cascade 100 Ohm to low noise

4. Remove R-Oscillator function

1

10

10

1,3,10

2005/0705

0.5

1. System low voltage changes from 2.7V to 3.0V

2. The resistor in RD/WR changes from 120Ohm to 220Ohm

1

10

2005/08/02

0.6

1. Change PLL output frequency from 32MH to 28MHz

2. Add inductor and capacitor before power input, revise regulator output

capacitor, DACVDD33A and DACOVDD33A power come from battery,

add 4MHz crystal label

1

10

2005/09/05

0.7

1. Add CMODE, ECLK, TEST pins descriptions

2. Revise PMODE pin parallel interface select description

3. Revise output driving/sinking, input low/high, and input pull-up/pull-down

resistor DC electrical characteristics

4. Revise Read access time from 10ns to 25ns

5. Remove external DAC/ADC block, DC2DC block. Add headphone jack

and CMD pin cascade resistor and parallel capacitor. Revise DAC power

circuit. Add note item 2 to 4

3

4

5

7

10

2006/02/22

0.8

1. Revise parallel interface timing diagram(CWD pin change to CMD Pin)

2. Application circuit diagram Add parallel capacitor and cascade resistor

circuit on CS pin

6

10

2006/05/02