Samsung SC32442B54, Руководство пользователя

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ELECTRICAL DATA SC32442B RISC MICROPROCESSOR
25-42
Table 25-14 SPI Interface Transmit/Receive Timing Constants
(V
DDiarm
= 1.7V
±
0.05 V, V
DDi
= 1.2V
±
0.05 V, T
A
= -25 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
1 – – ns
SPI MOSI Slave Input Hold Time
t
SPISIH
1 – – ns
SPI MISO Slave Output Delay Time
t
SPISOD
7 – 17 ns
SPI MISO Master Input Setup Time
t
SPIMIS
15 – – ns
SPI MISO Master Input Hold Time
t
SPIMIH
1 – – ns
Table 25-15 USB Electrical Specifications
(V
DDiarm
= 1.7V
±
0.05 V, V
DDi
= 1.2V
±
0.05 V, T
A
= -25 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