
4.0 Programmer / Target System Power
Supply Scenarios
4.1 Overview of programmer Power Supplies
The ISPnano programming module family has been specially developed for use within a
Programming Fixture or Test Fixture. The ISPnano programmer is not just a programmer. It also
features two very accurate user-programmable power supplies which can be used to power the
Target System (UUT).
The ISPnano programmer family features the following internal power supplies….
# Pow er
Suppl y
Voltage
range
V ol ta g e
accuracy
M a x
current
C u r r e n t
monitor / limit
ISPnano
Output Pin
(V DC)
(mA)
1 Programmer Controlled
1.8 – 5.0
+/- 1%
480
Yes
TVCC
Target Vcc (TVCC)
Power Supply
5% accuracy
2 Programmer Controlled
6.5 – 13.5
+/- 3%
100
No
TVPP
Target Vpp (TVPP)
Power Supply
3 Programmer controlled
1.2 – 30.0
N/A
1000
No
EXT-VCC
EXTERNAL VCC Switch
The illustration below shows how these power supplies are implemented….
ISPnano Series Programmer - User Manual – V1.11 – 12 May 2011
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