參數(shù)資料
型號: XRT59L921IB
廠商: EXAR CORP
元件分類: 數(shù)字傳輸電路
英文描述: TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT
中文描述: DATACOM, PCM TRANSCEIVER, PBGA316
封裝: 21 X 21 MM, STBGA-316
文件頁數(shù): 15/32頁
文件大?。?/td> 377K
代理商: XRT59L921IB
XRT59L921
13
REV. 1.2.1
TWENTY-ONE CHANNEL E1 LINE INTERFACE UNIT
F
IGURE
3. E1. ITU G.703 P
ULSE
T
EMPLATE
FOR
T
RANSMITTER
O
UTPUT
DC ELECTRICAL CHARACTERISTICS
TA=-25°C, VDD=3.3V±5%, unless otherwise specified
P
ARAMETER
S
YMBOL
M
IN
T
YP
M
AX
U
NIT
Power Supply Voltage
VDD
3.13
3.3
3.46
V
Input High Voltage
VIH
2.0
-
5.0
V
Input Low Voltage
VIL
-0.5
-
0.8
V
Output High Voltage @ IOH=-5mA
VOH
2.4
-
-
V
Output Low Voltage @ IOL=5mA
VOL
-
- 0.4
V
Input Leakage Current (except Input pins w/ pull-up
resistor.)
IL
-
-
±
10
μ
A
Input Capacitance
CI
5.0
pF
Output Load Capacitance
CL
-
-
25
pF
1
1
1
1
1
1
269 ns
(244 + 25)
194 ns
(244 – 50)
244 ns
219 ns
(244 – 25)
488 ns
(244 + 244)
0%
50%
2
V = 100%
N o m ina l pulse
Note
– V corresponds to the nominal peak value.
2
2
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