參數(shù)資料
型號(hào): MT8931CE
廠商: ZARLINK SEMICONDUCTOR INC
元件分類: 數(shù)字傳輸電路
英文描述: Subscriber Network Interface Circuit
中文描述: DATACOM, DIGITAL SLIC, PDIP28
封裝: PLASTIC, MS-011AB, DIP-28
文件頁(yè)數(shù): 32/39頁(yè)
文件大?。?/td> 833K
代理商: MT8931CE
MT8931C
Data Sheet
32
Timing is over recommended temperature & power supply voltages
Typical figures are at 25
°
C and are for design aid only: not guaranteed and not subject to production testing.
Figure 22 - ST-BUS Timing NT Mode
AC Electrical Characteristics
- ST-BUS Timing NT Mode (Ref. Figure 22)
Characteristics
Sym
Min
Typ
Max
Units
Test Conditions
1
F0b input pulse width
t
FPW
122
244
ns
2
Frame pulse (F0b) set-up time
t
FPS
35
ns
3
Frame pulse (F0b) hold time
t
FPH
50
ns
4
C4b input clock period
t
P4o
244
ns
5
C4b pulse width High or Low
t
C4W
122
ns
6
C4b transition time
t
C4T
20
ns
7
F0od delay
t
DFD
20
87
ns
40 pF Load
8
F0od pulse width
t
DFW
244
ns
9
Serial input set-up time
t
SIS
70
ns
10
Serial input hold time
t
SIH
0
ns
11
Serial output delay
t
SOD
160
320
ns
50 pF load
50 pF load (HDLC
connected to ST-BUS)
12
HALF input setup time
t
HAS
0
ns
13
HALF input hold time
t
HAH
200
ns
ST-BUS Bit Cell
F0b
C4b
F0od
DSTi
DSTo
HALF
V
IH
V
IL
V
IH
V
IL
V
OH
V
OL
V
IH
V
IL
V
OH
V
OL
V
IH
V
IL
t
FPW
t
FPS
t
P4o
t
C4W
t
C4T
t
C4W
t
DFD
t
FPH
t
SIS
t
SIH
t
DFW
t
SOD
t
HAS
t
HAH
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