MT8930CPR Zarlink Semiconductor, Inc., MT8930CPR Datasheet - Page 33

• Manufacturer Part Number: MT8930CPR
• Description: 4 Wire Full-duplex 2B+D (192 Kbps) Data Format ISDN S and T Subscriber Network Interface Circuit with Controllerless Mode
• Manufacturer: Zarlink Semiconductor, Inc.

AC Electrical Characteristics
† Timing is over recommended temperature & power supply voltages
‡ Typical figures are at 25
10
11
12
13
F0b
C4b
F0od
DSTi
DSTo
HALF
1
2
3
4
5
6
7
8
9
F0b input pulse width
Frame pulse (F0b) set-up time
Frame pulse (F0b) hold time
C4b input clock period
C4b pulse width High or Low
C4b transition time
F0od delay
F0od pulse width
Serial input set-up time
Serial input hold time
Serial output delay
HALF input setup time
HALF input hold time
V
V
V
V
V
V
V
V
V
V
V
V
IH
IL
IH
IL
OH
OL
IH
IL
OH
OL
IH
IL
Characteristics
°
C and are for design aid only: not guaranteed and not subject to production testing.
t
t
HAS
FPS
t
FPW
t
C4T
t
SOD
t
HAH
t
FPH
Figure 22 - ST-BUS Timing NT Mode
†
- ST-BUS Timing NT Mode (Ref. Figure 22)
ST-BUS Bit Cell
Sym
t
t
t
t
t
t
t
t
t
t
t
t
t
FPW
C4W
DFW
SOD
FPH
DFD
HAS
HAH
FPS
C4T
P4o
SIH
SIS
Min
122
200
t
t
35
50
20
70
C4W
SIS
0
0
t
P4o
Typ
244
244
122
244
20
t
t
C4W
SIH
‡
Max
160
320
87
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
t
DFD
40 pF Load
50 pF load
50 pF load (HDLC connected
to ST-BUS)
Test Conditions
t
DFW
MT8930C
9-65