EP4SGX180DF29I3N Datasheet, PDF (61/82 Pages) Altera Corporation – Stratix IV Device Handbook Volume 4: Device Datasheet and Addendum

Chapter 1: DC and Switching Characteristics for Stratix IV Devices
Switching Characteristics
1–53
Table 1–37. Configuration Mode Specifications for Stratix IV Devices
Programming Mode
DCLK F_MAX
Unit
Min
Typ
Max
Remote update only in fast AS mode
4.3
5.3
10
MHz
Note to Table 1–37:
(1) This denotes the maximum frequency supported in the FPP configuration scheme. The frequency supported for
each device may vary depending on device density. For more information, refer to the Configuration, Design
Security, and Remote System Upgrades in Stratix IV Devices chapter.
Table 1–38 lists the JTAG timing parameters and values for Stratix IV devices.
Table 1–38. JTAG Timing Parameters and Values for Stratix IV Devices
Symbol
Description
Min
Max
Unit
t_JCP
TCK clock period
30
—
ns
t_JCH
TCK clock high time
14
—
ns
t_JCL
TCK clock low time
14
—
ns
t_{JPSU (TDI)}
TDI JTAG port setup time
1
—
ns
t_{JPSU (TMS)}
TMS JTAG port setup time
3
—
ns
t_JPH
JTAG port hold time
5
—
ns
t_JPCO
JTAG port clock to output
—
11 ⁽¹⁾
ns
t_JPZX
JTAG port high impedance to valid output
—
14 ⁽¹⁾
ns
t_JPXZ
JTAG port valid output to high impedance
—
14 ⁽¹⁾
ns
Note to Table 1–38:
(1) A 1 ns adder is required for each V_CCIO voltage step down from 3.0 V. For example, t_JPCO = 12 ns if V_CCIO of the TDO
I/O bank = 2.5 V, or 13 ns if it equals 1.8 V.
Temperature Sensing Diode Specifications
Table 1–39 lists the specifications for the Stratix IV temperature sensing diode.
Table 1–39. External Temperature Sensing Diode Specifications for Stratix IV Devices
Description
I_bias, diode source current
V_bias, voltage across diode
Series resistance
Diode ideality factor
Min
8
0.3
—
1.026
Typ
—
—
—
1.028
Max
Unit
500
A
0.9
V
<5

1.030
—
Table 1–40 lists the specifications for the Stratix IV internal temperature sensing diode.
Table 1–40. Internal Temperature Sensing Diode Specifications for Stratix IV Devices
Temperature
Range
Accuracy
Offset Calibrated
Option
Sampling Rate
Conversion
Time
Resolution
Minimum Resolution
with No Missing Codes
–40 to 100 °C ±8 °C
No
Frequency:
500 kHz, 1 MHz
< 100 ms
8 bits
8 bits
January 2014 Altera Corporation
Stratix IV Device Handbook
Volume 4: Device Datasheet and Addendum