Samsung S3C2440A User Manual
Page 559
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