MTC-20172-PC AMI Semiconductor, Inc., MTC-20172-PC Datasheet - Page 90

• Manufacturer Part Number: MTC-20172-PC
• Description: S Interface Circuit for ISDN (SIC)
• Manufacturer: AMI Semiconductor, Inc.

## Frame Low Time (GCI ): more than
two DCLK periods.
9.6.3.2 SLAVE Modes
Figure 9.3 shows the timing
parameters.
Table 9.10: Characteristics of GCI Frame, Slave modes
PARAMETERS
THF
TSF
TWF
TLF
THF
TSF
TWF
DESCRIPTION
GCI mode
Frame Hold Time
Frame Setup Time
Frame Width (high)
Frame Low Time
Inverted mode
Frame Hold Time
Frame Setup Time
Frame Width (low)
** Frame Width low (inverted):
nominally one DCLK period. This is
necessary to recognize the modes
Fig. 9.3 : GCI Timing Parameters in NT, LT-Sand LT-T Mode
MIN
30
50
40
##
50
20
70
80
TYP
**
MTC-20172
Data Sheet & Reference Manual
Rev. 1.1 February 1997
automatically.
MAX
UNIT
ns
ns
ns
ns
ns
ns
ns