參數(shù)資料
型號: CYS25G0101DX
廠商: Cypress Semiconductor Corp.
英文描述: SONET OC-48 Transceiver(SONET OC-48收發(fā)器)
中文描述: 與SONET OC - 48收發(fā)器(與SONET OC - 48收發(fā)器)
文件頁數(shù): 10/17頁
文件大?。?/td> 279K
代理商: CYS25G0101DX
CYS25G0101DX
Document Number: 38-02009 Rev. *K
Page 10 of 17
AC Waveforms
AC Test Loads
Table 5. DC Specifications—HSTL
Parameter
Description
Test Conditions
Min
Max
Unit
HSTL Outputs
V
OHH
V
OLH
I
OSH
HSTL Inputs
Output HIGH Voltage
V
CC
= min, I
OH
= –4.0 mA
V
CC
= min, I
OL
= 4.0 mA
V
OUT
= 0V
V
DDQ
– 0.4
V
Output LOW Voltage
0.4
V
Output Short Circuit Current
100
mA
V
IHH
V
ILH
I
IHH
I
ILH
Capacitance
Input HIGH Voltage
V
REF
+ 0.13 V
DDQ
+ 0.3
–0.3
V
Input LOW Voltage
V
REF
– 0.1
50
V
Input HIGH Current
V
DDQ
= max, V
IN
= V
DDQ
V
DDQ
= max, V
IN
= 0V
μ
A
Input LOW Current
–40
μ
A
C
INH
Input Capacitance
V
DDQ
= max, at
f
= 1 MHz
5
pF
2.0V
0.8V
3.0V
GND
2.0V
0.8V
< 1 ns
< 1 ns
80%
20%
80%
20%
V
ICHH
3.0V
V
ICLL
V
th
= 1.4V
V
th
= 1.4V
< 150 ps
< 150 ps
80%
20%
80%
20%
V
IEHH
V
IELL
< 1.0 ns
< 1.0 ns
(a) LVTTL Input Test Waveform
(b) CML Input Test Waveform
(d) LVPECL Input Test Waveform
< 1 ns
< 1 ns
(c)HSTL Input Test Waveform
V
th
= 0.75V
V
th
= 0.75V
V
IHH
V
IHL
80%
20%
80%
20%
3.3V
OUTPUT
(a) TTL AC Test Load
(b)
CML AC Test Load
R1
R2
C
L
R
L
R1 = 330
R2 = 510
C
L
10 p
F
(Includes fixture and
probe capacitance)
R
L
= 100
1.5V
OUTPUT
(c) HSTL AC Test Load
R1
R2
C
L
R1 = 100
R2 = 100
C
L
7 pF
(Includes fixture and
probe capacitance)
OUT+
OUT–
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