MD218A SITI [Silicon Touch Technology Inc.], MD218A Datasheet

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MD218A

Manufacturer Part Number
MD218A
Description
130mA, 10Bit Current Sinking VCM Driver with I2C Interface
Manufacturer
SITI [Silicon Touch Technology Inc.]
Datasheet
11-MD218A
130mA, 10Bit Current Sinking VCM Driver
with I
2
C Interface
Total Page
Version
Issue Date
File Name
新竹市展業一路 9 號 7 樓之 1
9-4F-3, Prosperity Rd I, Science-Based Industrial Park
SILICON TOUCH TECHNOLOGY INC.
Tel:886-3-5727171
:
:
:
:
A.001
2008-04-14
SP-MD218A-A.001.doc
17
Hsinchu, Taiwan, R.O.C.
Fax:886-3-5727390

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MD218A Summary of contents

Page 1

... Version Issue Date File Name Total Page 2 with I C Interface : A.001 : 2008-04-14 : SP-MD218A-A.001.doc : 17 新竹市展業一路 9 號 7 樓之 1 SILICON TOUCH TECHNOLOGY INC. 9-4F-3, Prosperity Rd I, Science-Based Industrial Park Hsinchu, Taiwan, R.O.C. Tel:886-3-5727171 Fax:886-3-5727390 ...

Page 2

... SILICON TOUCH TECHNOLOGY INC. 11-MD218A 130mA, 10-Bit Current Sinking VCM Driver General Specifications The 11-MD218A is a VCM driver IC with I programmable output current sinking. It has a built-in internal voltage reference and operates in a wide supply voltage range from 2.4V to 5.5V. The DAC is controlled 2-wire I ...

Page 3

... NC 7 SDA 8 SCL 9 AGND 10 SINK 2 1. The I C slave 7-bit address of 11-MD218A is 0001-1xx. SP-MD218A-A.001.doc Description Power Supply Pin Digital Input: Power Down Mode (‘H’ Operation, ‘L’ Power Down) Ground Pin Interface Data Interface Data Analog GND Analog Output : Output Current Sink : ...

Page 4

... VDD Absolute Maximum Ratings Unless otherwise noted 25℃ A Characteristic Supply Voltage Input Voltage Maximum Sink Current Operating Temperature Range Storage Temperature Range SP-MD218A-A.001.doc TOP View WL8 WL7 WL6 WL5 Description Programmable Sink Current Current Sinking GND Interface Data ...

Page 5

... PD, SDA, SCL digital control pin Input Voltage H Input Voltage L Parameters DAC Resolution DNL INL Output Offset Current Current Slew Rate Output Constant Current Settling Time Voltage Drop SP-MD218A-A.001.doc = 2.8 V and VCM = 28.5Ω, 460uH. DD Sym. Condition (Power down mode I2C= logic H ...

Page 6

... SILICON TOUCH TECHNOLOGY INC. Block Diagram (DFN10 Power ON Reset SCL 8 I2C Interface SDA 7 4 VSS SP-MD218A-A.001.doc Voltage Reference 10-Bit DAC : Version A.001 VDD 1 Output SINK 10 Driver 9 AGND : ...

Page 7

... The variation in analog step sizes away from 1 LSB by any two adjacent codes. Usually, gain and offset errors have been removed. Integral Nonlinearity (INL the deviation of actual transfer response from a straight line. Usually, INL error is referred to as the maximum INL error. SP-MD218A-A.001.doc : Version A.001 : ...

Page 8

... When all data has been loaded in and master signal receives a STOP condition, the loaded data in the input register is transferred to the DAC. 11-MD218A Read Mode When 11-MD218A is in the write mode, data is read back from IC to master in the same bit order. SP-MD218A-A.001.doc : ...

Page 9

... R15 R14 R13 R12 R11 R10 R09 R08 R07 R06 R05 R04 R03 R02 R01 R00 Input Register Function SPD X SPD (Soft Power Down, 2 Regarding to all kinds of IC operation situations please refers to following table denotes “Don’t care/Unused”. SP-MD218A-A.001.doc MSB ...

Page 10

... INL Plot 2 1.5 1 0.5 0 -0.5 -1 -1.5 -2 100 200 SP-MD218A-A.001.doc Typical DNL Plot @VDD=2.8V, 25degree 300 400 500 600 DIGITAL Code Typical INL Plot @VDD=2.8V, 25degree 300 400 500 600 DIGITAL Code : Version A.001 700 800 900 1000 700 ...

Page 11

... SILICON TOUCH TECHNOLOGY INC. 3. Settling Time (VDD = 2.8V, 0.1uF @Temp. = 25) 4. Sink Current vs. Codes vs. Temp. 140 120 100 100 200 SP-MD218A-A.001.doc VCM 430uH@500Hz, 550uH@1kHz, respectively, = 27Ohm with Isink vs. Codes vs. Temp. 300 400 500 600 DIGITAL Code : Version A.001 Temp ...

Page 12

... SILICON TOUCH TECHNOLOGY INC. 5. Full-Scale Programmable Current vs. Temp. vs. VDD 160 150 140 130 120 110 100 -40 -20 SP-MD218A-A.001.doc Full-Scale Current vs. VDD vs. Temp Temp. : Version A.001 Temp. = -40 Temp Temp ...

Page 13

... VDD+0.4V and logic “L” is from –0.4V to 0.2*VDD. Therefore, the three digital pins are suitable controlled by 1.8V ISP. The PD pin is the power down pin of 11-MD218A. Logic low level ( for IC operation. On the other hand, its logic high level ( puts the chip into power down mode for power saving ...

Page 14

... GPIO of ISP. The power consumption of Driver IC should be 1.4uW in the standby mode (PD = L). In order to ensure the stability of output current, a compensation capacitance C is suggested placing across the two terminals of VCM. The suggested value about 0.1~0.22uF and could be fine tuned for different VCM. SP-MD218A-A.001.doc : Version A.001 L L : ...

Page 15

... SILICON TOUCH TECHNOLOGY INC. Package Specification (DFN-10) SYMBOL MIN. A 0. 0.18 D 2.90 D1 2.10 E 2.90 E1 1. SP-MD218A-A.001.doc DIMENSION (mm) NOM. MAX. 0.75 0.80 0.02 0.05 0.203 REF 0.25 0.30 3.00 3.10 2.20 2.30 3.00 3.10 1.20 1.30 0.55 0.65 0.50 BASIC 2.00 BASIC : Version A.001 DIMENSION (mil) MIN. NOM ...

Page 16

... SILICON TOUCH TECHNOLOGY INC. Package Specifications (WLCSP) SYMBOL SP-MD218A-A.001.doc Bottom View DIMENSION (mm) MIN. NOM. 0.445 0.17 0.275 0.24 1.83 0.95 0.160 0.185 0.220 0.245 : Version A.001 MAX ...

Page 17

... Silicon Touch Technology, Inc. and its distributors and all their officers and employees shall defend jointly and severally against any and all claims and litigation and all damages, cost and expenses associated with such intention and manipulation. SP-MD218A-A.001.doc aerospace machinery, : ...

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