ICS1894-40 Datasheet, PDF (31/52 Pages) Integrated Device Technology – 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE

ICS1894-40
10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE
PHYCEIVER
DC Operating Characteristics for TTL Inputs and Outputs
The table below lists the 3.3V DC operating characteristics of the ICS1894-40 TTL inputs and outputs.
Note: All VDD_IO measurements are taken with respect to VSS (which equals 0 V).
Parameter
TTL Input High Voltage
TTL Input Low Voltage
TTL Output High Voltage
TTL Output Low Voltage
TTL Driving CMOS,
Output High Voltage
TTL Driving CMOS,
Output Low Voltage
Symbol
Conditions
V_IH VDD_IO = 3.47 V
–
V_IL VDD_IO = 3.47 V
–
V_OH VDD_IO = 3.14 V I_OH = –4 mA
V_OL VDD_IO = 3.14 V I_OL = +4 mA
V_OH VDD_IO = 3.14 V I_OH = –4 mA
Min. Max. Units
2.0 –
V
– 0.8 V
2.4 –
V
– 0.4 V
2.4 –
V
V_OL VDD_IO = 3.14 V I_OL = +4 mA
–
0.4
V
Parameter
TTL Input High Voltage
TTL Input Low Voltage
TTL Output High Voltage
TTL Output Low Voltage
TTL Driving CMOS,
Output High Voltage
TTL Driving CMOS,
Output Low Voltage
Symbol
V_IH
V_IL
V_OH
V_OL
V_OH
Conditions
VDD_IO = 1.8V
–
VDD_IO = 1.8V
–
VDD_IO = 1.8V
VDD_IO = 1.8V
VDD_IO = 1.8V
I_OH = –4 mA
I_OL = +4 mA
I_OH = –4 mA
Min. Max. Units
–
V
–
V
–
V
–
V
–
V
V_OL
VDD_IO = 1.8V I_OL = +4 mA
–
V
IDT™ / ICS™ 10BASE-T/100BASE-TX INTEGRATED PHYCEIVER WITH RMII INTERFACE 31
ICS1894-40 REV C 092909