參數(shù)資料
型號(hào): ML6680CQ
英文描述: XC95108-10PQ100I - NOT RECOMMENDED for NEW DESIGN
中文描述: 令牌環(huán)銅到光纖轉(zhuǎn)換器
文件頁(yè)數(shù): 9/12頁(yè)
文件大?。?/td> 163K
代理商: ML6680CQ
ML6680
6
AC CHARACTERISTICS
Over full range of operating conditions unless otherwise specified. (Note 1)
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
CLOCK REFERENCE: XTAL1
fXO
Reference Clock Frequency
32.7
34.5
kHz
DXO
Reference Clock Duty Cycle
30
70
%
TWISTED PAIR RECEIVER: TPINP, TPINN
tTHTP
Input Pulse Width Threshold
550
1000
ns
tUSQTP
Time to Unsquelch (Off to On)
2
5
s
tREJTP
Time to Reject (On to Off)
550
1000
ns
OPTICAL RECEIVER: OPINP, OPINN
tTHOP
Input Pulse Width Threshold
V(INSERTED) > 0.7V
550
1000
ns
tUSQOP
Time to Unsquelch (Off to On)
V(INSERTED) > 0.7V
3
9
s
V(INSERTED) = 0V
0.8
1.2
s
tREJOP
Time to Reject (On to Off)
V(INSERTED) > 0.7V
3
9
s
V(INSERTED) = 0V
0.8
1.2
s
PROPAGATION DELAYS STEADY STATE
tTPOP
TPINP-TPINN to OPOUT
20
ns
tOPTP
OPINP-OPINN to
30
ns
TPOUTP-TPOUTN
tTPTP
TPINP-TPINN to
30
ns
TPOUTP-TPOUTN
tOPOP
OPINP-OPINN to OPOUT
20
ns
INSERTION AND BYPASS KEY GENERATION (Fig. 1)
T_K1
Key Element #1
808
858
s
(avg. PO < PO_Off)
T_K2
Key Element #2
1616
1717
s
(avg. PO > PO_Off)
T_K3
Key Element #3
1616
s
(avg. PO < PO_Off)
T_BYP
Bypass Element
4.85
26.5
ms
(avg. PO > PO_Off)
T_KINIT1
Time that phantom power
V(KEYGEN) = VCC, V(TPINOK) > 0.7V
26.5
ms
should be applied in config 1
before generating the insertion
key.
T_KINIT4
Time that the optical input
V(KEYGEN) = VCC, V(TPINOK) = 0V
26.5
ms
should be valid in config 4
V(PHTM1) = 0V, V(PHTM2) = 0V
before generating the insertion
key.
T_KOFF
Time that the optical input
V(KEYGEN) = VCC, V(TPINOK) = 0V
26.5
ms
should be invalid before
V(PHTM1) = 0V, V(PHTM2) = 0V
generating the bypass key.
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