XRT72L56 Datasheet, PDF (48/486 Pages) Exar Corporation – SIX CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER

XRT72L56
SIX CHANNEL DS3/E3 FRAMER IC WITH HDLC CONTROLLER
REV. P1.1.2
ELECTRICAL CHARACTERISTICS
ABSOLUTE MAXIMUMS
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PRELIMINARY
Power Supply......................................... -0.5V to +3.465V
Storage Temperature ...............................-65°C to 150°C
voltage at Any Pin .......................... -0.5V to VDD + 0.5V
Power Dissipation PBGA Package...........................2W
Input Voltage (Any Pin) .....................-0.5V to VDD + 0.5V
Input Current (Any Pin) ...................................... + 100mA
DC ELECTRICAL CHARACTERISTICS
Test Conditions: TA = 25(C, VCC = 3.3V + 5% unless otherwise specified
SYMBOL
PARAMETER
MIN. TYP.
I_{CC Power Supply Current}
295
I_{LL Data Bus Tri-State Bus Leakage Current}
V_{IL Input Low voltage}
V_{IH Input High Voltage}
2.0
V_{OL Output Low Voltage}
0.0
V_{OH Output High Voltage}
2.4
I_{OC Open Drain Output Leakage Current}
I_IH
Input High Voltage Current
-10
I_IL
Input Low Voltage Current
-10
MAX.
0.8
VCC
0.4
VCC
10
10
UNITS
mA
µA
V
V
V
V
µA
µA
µA
CONDITIONS
All Channels on
I_OL = -1.6mA
I_OH = 40µA
V_IH = VCC
V_IL = GND
AC ELECTRICAL CHARACTERISTICS
Test Conditions: TA = 25(C, VCC = 3.3V + 5% unless otherwise specified
SYMBOL
PARAMETER
MIN. TYP. MAX.
Transmit Payload Data Input Interface - Loop-Timed/Serial Mode (See Figure 3)
t₁
Payload data (TxSer) set-up time to rising edge of
1
RxOutClk
t₂
Payload data (TxSer) hold time, from rising edge of
4
RxOutClk
t₃
RxOutClk to TxFrame output delay
3
7
t₄
RxOutClk to TxOHInd output delay
3
7
Transmit Payload Data Input Interface - Local Timed/Serial Mode (See Figure 4)
t₅
Payload data (TxSer) set-up time to rising edge of
2
"TxInClk"
t₆
Payload data (TxSer) hold time, from rising edge of
6
"TxInClk"
t₇
"TxFrameRef" set-up time to rising edge of "TxInClk" 2
UNITS
ns
ns
ns
ns
ns
ns
ns
CONDITIONS
Framer IC is
"Frame Slave"
29