IDT82P2828 Datasheet, PDF (128/154 Pages) Integrated Device Technology – 28(+1) Channel High-Density T1/E1/J1 Line Interface Unit

IDT82P2828
28(+1) CHANNEL HIGH-DENSITY T1/E1/J1 LINE INTERFACE UNIT
8.5 D.C. CHARACTERISTICS
@ TA = -40 to +85 °C, VDDIO = 3.3 V ± 5%, VDDD = 1.8 V ± 5%
Symbol
Parameter
Min
V_OL
Output Low Voltage
V_OH
Output High Voltage
2.4
V_T+
Schmitt Trigger Input Low to High Threshold
1.8
V_T-
Schmitt Trigger Input High to Low Threshold
R_pu
Internal Pull-up /Pull-down Resistor
50
I_IL
Input Low Current
-1
I_IH
Input High Current
-1
C_in
Input Digital Pin Capacitance
C_out
Output Load Capacitance
C_out
Output Load Capacitance (bus pins)
I_ZL
Leakage Current of Digital Output in High-Z mode
-10
Z_OH
Output High-Z on TTIPn, TRINGn pins
10
Typ.
Max
Unit
Test Conditions
0.40
VDDIO
V
VDDIO = 3.13 V, I_OL = 4 mA, 8 mA
V
VDDIO = 3.13 V, I_OH = 4 mA, 8 mA
V
0.7
V
70
115
KΩ
0
+1
µA V_IL = GNDD
0
+1
µA V_IH = VDDIO
10
pF
50
pF
100
pF
10
µA GNDIO < V_O < VDDIO
KΩ
Physical And Electrical Specifications
128
January 11, 2007