VDIP2 FTDI, Future Technology Devices International Ltd, VDIP2 Datasheet - Page 15

• Manufacturer Part Number: VDIP2
• Description: MOD MCU-USB HOST CTLR 40-DIP
• Manufacturer: FTDI, Future Technology Devices International Ltd
• Series: Vinculumr

Specifications of VDIP2

• Main Purpose: Interface, USB 2.0 Host/Controller
• Embedded: Yes, ASIC
• Utilized Ic / Part: VNC1L-1A
• Primary Attributes: Dual A-Type Connector, UART / Parallel FIFO / SPI Interfaces
• Secondary Attributes: Firmware Update via USB Flash Drive or UART, Traffic LEDs
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 768-1002

When in parallel FIFO interface mode, the timing of a read is shown in Figure 3.6 and Table 3.9
Table 3.9 FIFO Read Cycle Timing
Figure 3.6 - FIFO Read Cycle.
Time
* Load = 30pF
3.7.1 Timing Diagram – Parallel FIFO Read Transaction
T1
T2
T3
T4
T5
T6
Valid Data Hold Time from RD#
RXF# Inactive After RD# Cycle
RD# to RD# Pre-Charge Time
RD# Active to Valid Data*
RD# Active Pulse Width
RD# Inactive to RXF#
Description
Inactive*
Copyright © 2009 Future Technology Devices International Limited
`
50 + T6
Min
50
20
80
0
0
Max
50
25
VDIP2 Vinculum VNC1L Module Datasheet Version 1.0
-
-
-
-
Unit
ns
ns
ns
ns
ns
ns
Document Reference No.: FT_000017
Clearance No.: FTDI# 145
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