pi2eqx5864c Pericom Semiconductor Corporation, pi2eqx5864c Datasheet - Page 16

• Manufacturer Part Number: pi2eqx5864c
• Description: 5.0gbps 4-lane Pci Express 2.0 Redriver With Equalization, Emphasis, &i 2 C Control
• Manufacturer: Pericom Semiconductor Corporation

SDA and SCL I/O for I2C-bus (V
Characteristics of the SDA and SCL bus lines for F/S-mode I2C-bus devices
Notes:
1. All values referred to V
2. A device must initially provide a hold time of at least 300 ns for the SDA signal (referred to the V
region of the falling edge of SCL.
Symbol
V
V
V
V
Symbol
t
t
t
t
t
HD;DAT
IH
IL
OL
hys
HD;STA
SU;DAT
SU;STO
SU;STA
t
t
f
t
HIGH
LOW
BUF
SCL
C
t
t
r
f
b
09-0050
SCL clock frequency
Hold time (repeated) START condition.
After this period, the fi rst clock pulse is
generated
LOW period of the SCL clock
HIGH period of the SCL clock
Set-up time for a repeated START condi-
tion
Data hold time
Data set-up time
Rise time of both SDA and SCL signals
Fall time of both SDA and SCL signals
Set-up time for STOP condition
Buss free time between a STOP and
STOP condition
Capacitive load for each bus line
Parameters
DC input logic high
DC input logic low
DC output logic low
Hysteresis of Schmitt trigger input
IHmin
and V
Parameter
ILmax
DD
levels.
= 1.2 ± 0.05v, T
A
Conditions
= 0 to 70°C)
Conditions
I
OL
16
= 3mA
with Equalization, Emphasis and I
5.0Gbps 4-Lane PCI Express 2.0 ReDdriver
1.1
-0.3
0.2
Min.
Min.
250
4.0
4.7
4.0
4.7
5.0
4.0
4.7
0
–
–
(1)
IHmin
of the SCL signal) to bridge the undefi ned
Typ.
Typ.
V
DD
Max.
Max.
100
100
300
400
0.7
0.4
–
–
–
–
–
–
–
–
+ 0.3
PS8934D
PI2EQX5864C
2
C Control
Units
Unit
kHz
pF
μs
μs
μs
μs
μs
μs
μs
ns
ns
ns
V
V
V
V
03/10/09