User guide

203 Series Industrial Grade 2.5" FlashDrive Product Manual v2.0Cactus Technologies
®
15
Parameter Symbol Min Max
Data Setup before -IOWR tsu(IOWR) 60
Data Hold following -IOWR th(IOWR) 30
-IOWR Width Time tw(IOWR) 165
Address Setup before -IOWR tsuA(IOWR) 70
Address Hold following -IOWR thA(IOWR) 20
-CE Setup before -IOWR tsuCE(IOWR) 5
-CE Hold following -IOWR thCE(IOWR) 20
-REG Setup before -IOWR tsuREG(IOWR) 5
-REG Hold following -IOWR thREG(IOWR) 0
-IOIS16 Delay Falling from Address tdfIOIS16(ADR) 35
-IOIS16 Delay Rising from Address tdrIOIS16(ADR) 35
-IOIS16 Delay Falling from Address tdfIOIS16(ADR) 35
-IOIS16 Delay Rising from Address tdrIOIS16(ADR) 35
1. All timings in ns.
2. The maximum load on -IOIS16 is 1 LSTTL with 50 pF total load.
Table 3-9. I/O Write Timing Specication
3.3.4.1. Deskewing
The host shall provide cable deskewing for all signals originating from the device. The device
shall provide cable deskewing for all signals originating at the host.
All timing values and diagrams are shown and measured at the connector of the selected device.
3.3.4.2. PIO Transfer Timing
Figure 3-3 denes the relationships between the interface signals for register transfers.
For PIO modes 3 and above, the minimum value of tcR is specied by word 68 in the IDENTIFY
DEVICE parameter list.