STPCI2HEYCE STMicroelectronics, STPCI2HEYCE Datasheet - Page 47

• Manufacturer Part Number: STPCI2HEYCE
• Manufacturer: STMicroelectronics

Specifications of STPCI2HEYCE

• Lead Free Status / RoHS Status: Compliant

4.5. AC CHARACTERISTICS
This section lists the AC characteristics of the
STPC interfaces including output delays, input
setup requirements, input hold requirements and
output float delays. These measurements are
based on the measurement points identified in
Figure 4-1
reference level VREF and other reference levels
are shown in
signals must cross these levels during testing.
Table 4-9. Drive Level and Measurement Points for Switching Characteristics
Note: Refer to
Figure 4-1. Drive Level and Measurement Points for Switching Characteristics
CLK:
OUTPUTS:
INPUTS:
LEGEND:
and
Symbol
V
V
V
Figure
Table 4-9
REF
IHD
Figure
ILD
A - Maximum Output Delay Specification
B - Minimum Output Delay Specification
C - Minimum Input Setup Specification
D - Minimum Input Hold Specification
Valid
Output n
4-1.
4-2. The rising clock edge
below. Input or output
B
A
MIN
Value
1.5
2.5
0.0
MAX
V
Figure 4-1
setup and hold times (C and D). Input setup and
hold times (C and D) are specified minimums,
defining the smallest acceptable sampling window
a synchronous input signal must be stable for
correct operation.
Ref
C
Valid
Output n+1
Valid
Input
Tx
shows output delay (A and B) and input
D
Units
V
V
V
STPC® ATLAS
V
V
V
Ref
ILD
IHD
V
V
V
Ref
ILD
IHD
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