MIC3003 datasheet(14/75 Pages) MICREL

14 / 75 page

Micrel, Inc.

MIC3003

November 2009

M9999-111209-C

hbwhelp@micrel.com or (408) 955-1690

Serial Data I/O Pin, Data

Symbol

Parameter

Condition

Min

Typ

Max

Units

IOL = 3mA

0.4

VOL

Low Output Voltage

IOL = 6mA

0.6

VIL

Low Input Voltage

0.8

VIH

High Input Voltage

2.1

ILEAK

Input Current

±1

µA

CIN

Input Capacitance

Note 12

Serial Clock Input, CLK

VIL

Low Input Voltage

2.7V ≤ VDD ≤ 3.6V

0.8

VIH

High Input Voltage

2.7V ≤ VDD ≤ 3.6V

2.1

ILEAK

Input Current

±1

µA

CIN

Input Capacitance

Note 12

Serial Interface Timing

(4)

CLK (clock) Period

2.5

µs

Data In Setup Time to CLK High

100

Data Out Stable After CLK Low

300

Data Low Setup Time to CLK Low

Start Condition

100

Data High Hold Time After CLK High

Stop Condition

100

tDATA

Data Ready Time

From power on to completion of one set

of ADC conversions; analog data

available via serial interface.

400

QGPO Reset Pulse Timing

QGPO reset pulse low duration

OEMCFG3 bit 7 = 1

A2h:255 (FFh) [2-0] switch to 111

112.5

125

137.5

µs

QGPO reset de-assertion to the

clearing of A2:FFh bits 2:0

OEMCFG3 bit 7 = 1

A2h:255 (FFh) [2-0] ≠ 111

20.25

22.5

24.75

Note:

12. Guaranteed by design and/or testing of related parameters. Not 100% tested in production.

Serial Interface Timing Diagram

Serial Interface Timing

MIC3003 数据表(PDF) 14 Page - Micrel Semiconductor

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