Datasheet

SAM9G45 [DATASHEET]
Atmel-6438O-ATARM-SAM9G45-Datasheet_08-Dec-15
1180
45.15.3 ISI
45.15.3.1 Timing Conditions
Timings are given assuming capacitance loads as defined in Table 45-39.
45.15.3.2 Timing Extraction
Figure 45-21. ISI Timing Diagram
45.15.4 HSMCI
The High Speed MultiMedia Card Interface (HSMCI) supports the MultiMedia Card (MMC) Specification V4.3, the
SD Memory Card Specification V2.0, the SDIO V2.0 specification and CE-ATA V1.1.
Table 45-39. Capacitance Load
Supply
Corner
Max Min
3.3V 30 pF 0 pF
1.8V 20 pF 0 pF
Table 45-40. ISI Timings with 3.3V Peripheral Supply
Symbol Parameter Min Max Unit
ISI
1
DATA/VSYNC/HSYNC setup time 1.1 – ns
ISI
2
DATA/VSYNC/HSYNC hold time 2.0 – ns
ISI
3
PIXCLK frequency – 80 MHz
Table 45-41. ISI Timings with 1.8V Peripheral Supply
Symbol Parameter Min Max Unit
ISI
1
DATA/VSYNC/HSYNC setup time 1.1 – ns
ISI
2
DATA/VSYNC/HSYNC hold time 2.2 – ns
ISI
3
PIXCLK frequency – 80 MHz
PIXCLK
DATA[7:0]
VSYNC
HSYNC
Valid Data
Valid Data Valid Data
ISI
1
ISI
2
ISI
3