EP1AGX ALTERA [Altera Corporation], EP1AGX Datasheet - Page 228

• Manufacturer Part Number: EP1AGX
• Description: Section I. Arria GX Device Data Sheet
• Manufacturer: ALTERA [Altera Corporation]

4–106
JTAG Timing Specifications
Figure 4–13. Arria GX JTAG Waveforms.
Arria GX Device Handbook, Volume 1
Captured
Table 4–121. DQS Bus Clock Skew Adder Specifications (t
Table 4–122. DQS Phase Offset Delay Per Stage (ps)
Figure 4–13
Notes to
(1) The delay settings are linear.
(2) The valid settings for phase offset are –32 to +31.
(3) The typical value equals the average of the minimum and maximum values.
Driven
Signal
Signal
to be
to be
TMS
TDO
TCK
TDI
Speed Grade
–6
Table
18 DQ per DQS
36 DQ per DQS
4 DQ per DQS
9 DQ per DQS
shows the timing requirements for the JTAG signals
t
Mode
4–122:
JCH
t
t
JPZX
JSZX
t
JCP
t
JSSU
t
JCL
Min
10
t
JSH
Positive Offset
t
t
JPCO
JSCO
t
JPSU
DQS Clock Skew Adder (ps)
Max
16
t
t
JSXZ
JPH
Note (1), (2), (3)
DQS_CLOCK_SKEW_A DDER
40
70
75
95
Chapter 4: DC and Switching Characteristics
t
JPXZ
© December 2009 Altera Corporation
Min
8
Negative Offset
JTAG Timing Specifications
)
Max
12