Altera USB Blaster - Manual (Page 5)

Specifications for USB-Blaster Download Cable
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2015.05.04
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The USB-Blaster download cable has a universal USB connector that plugs into the PC USB port, and a
female connector that plugs into a male header on the device board. This section shows the hardware
components, their dimensions, and lists the pins, operating conditions and power requirements.
Block Diagram and Dimension
Figure 2-1: Block Diagram of the USB-Blaster Download Cable
USB Interface
Chip EPM7064AETC44
I/Os
I/Os
VCC (TRGT)
Pin 1 VCC
I/O
I/O
I/O
I/O
I/O
I/O
I/O
I/O
USBVCC
USB
Receptacle
10-Pin
Female Plug
Voltage Translator
Circuitry
Figure 2-2: Dimension of the USB-Blaster Download Cable
0.5 (1)
7.5 (1)
2.5
1.0
2.0
(1) Applies to Rev. B and Rev. C.
All Dimensions are in inches.
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