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Samsung S3C2440A User Manual

Page 559

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S3C2440A RISC MICROPROCESSOR

ELECTRICAL DATA

27-41

Table 27-16 SPI Interface Transmit/Receive Timing Constants

(V

DD

= 1.2 V

±

0.1 V, T

A

= -40 to 85

°

C, V

EXT

= 3.3V

±

0.3V)

Parameter Symbol

Min

Typ.

Max

Unit

SPI MOSI Master Output Delay Time

t

SPIMOD

0 – 1 ns

SPI MOSI Slave Input Setup Time

t

SPISIS

0 – 1 ns

SPI MOSI Slave Input Hold Time

t

SPISIH

0 – 1 ns

SPI MISO Slave Output Delay Time

t

SPISOD

7 – 17

ns

SPI MISO Master Input Setup Time

t

SPIMIS

6 – 15

ns

SPI MISO Master Input Hold Time

t

SPIMIH

0 – 1 ns

Table 27-17 USB Electrical Specifications

(V

DD

= 1.2 V

±

0.05 V, T

A

= -40 to 85

°

C, V

EXT

= 3.3V

±

0.3V)

Parameter Symbol

Condition

Min

Max

Unit

Supply Current

Suspend Device

ICCS

10

µA

Leakage Current

Hi-Z state Input Leakage

ILO

0V < VIN < 3.3V

-10

10

µA

Input Levels

Differential Input Sensitivity

VDI

| (D+) – (D-) |

0.2

V

Differential Common Mode Range

VCM

Includes VDI range

0.8

2.5

Single Ended Receiver Threshold

VSE

0.8

2.0

Output Levels

Static Output Low

VOL

RL of 1.5Kohm to 3.6V

0.2

V

Static Output High

VOH

RL of 15Kohm to GND

2.8

3.6

Capacitance

Transceiver Capacitance

CIN

Pin to GND

20

pF