AS5134 datasheet(7/33 Pages) AMSCO

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Revision 2.3

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AS5134

Datasheet - Electrical Character i s t ics

6.1 Timing Characteristics

CMOS Outputs: DIO, PWM, DX

VOH

High level output voltage

Source current < 4mA

VDD-0.5

VDD

VOL

Low level output voltage

Sink current < 4mA

VSS+0.4

Capacitive load

CMOS Tristate Output: DIO

IOZ

Tristate leakage current

CS = low

µA

Table 4. Timing Characteristics

Symbol

Parameter

Conditions

Min

Typ

Max

Units

2-/3-Wire Data Transmission

3-Wire Interface

fDCLK

Clock Frequency

Normal operation

MHz

fDCLK,P

Clock Frequency

During OTP programming

200

650

kHz

2-Wire Interface

fDCLK

Clock Frequency

Normal operation

0.1

MHz

fDCLK,P

Clock Frequency

During OTP programming

200

500

kHz

General Data Transmission

Rising DCLK to CS

Chip select to positive edge of DCLK

Chip select to drive bus externally

Setup time command bit,

Data valid to positive edge of DCLK

Hold time command bit,

Data valid after positive edge of DCLK

Float time,

Positive edge of DCLK for last command

bit to bus float

DCLK/2

Bus driving time,

Positive edge of DCLK for last command

bit to bus drive

DCLK/2

+30

Setup time data bit,

Data valid to positive edge of DCLK

DCLK/2

+30

Hold time data bit,

Data valid after positive edge of DCLK

DCLK/2

+30

Hold time chip select,

Positive edge DCLK to negative edge of

chip select

t10

Bus floating time,

Negative edge of chip select to float bus

030

tTO

Timeout period in 2-wire mode (from

rising edge of DCLK)

µs

tCLK

Clock Timing

200

Table 3. Electrical Characteristics (Continued)

Symbol

Parameter

Conditions

Min

Typ

Max

Units

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