am79c30a Advanced Micro Devices, am79c30a Datasheet - Page 86

• Manufacturer Part Number: am79c30a
• Description: Digital Subscriber Controller ?dsc ?circuit
• Manufacturer: Advanced Micro Devices

IOM-2 Master Mode Timing
IOM-2 Slave Mode Timing
Notes:
*The +163-ns value can occur once per frame for digital phase lock loop correction.
**C
86
Parameter
Data Clock Rise/Fall
Clock Period
Pulse Width
Frame Sync
Frame Sync Setup/Clock
Frame Sync Delay/Clock
Frame Sync Hold/Clock
Frame Delay
Data Delay/Clock
Data Hold/Clock
Data Setup
Data Hold
Parameter
Data Clock Rise/Fall
Clock Frequency (1/period)
Clock Delay High/Low
Pulse Width
Frame Sync Rise/Fall
Frame Set-up
Frame Hold/Clock
Frame Delay/Clock
Frame Width High
Frame Width Low
Data Delay/Clock
Data Hold/Clock
Data Set-up
Data Hold
L
= 150 pF
Signal
SCLK
SCLK
SCLK
SFS
SFS
SFS
SFS
SFS
SBOUT
SBOUT
SBIN
SBIN
Am79C30A/32A Data Sheet
Signal
SCLK
SCLK
BCL
SCLK
SFS
SFS
SFS
SFS
SFS
SFS
SBOUT
SBOUT
SBIN
SBIN
Abbr
t
t
t
t
t
t
t
DSC
DHC
t
t
R
SCL
WH
R
t
t
t
t
WL
FD
FH
DF
SD
HD
SF
,t
,t
F
F
,
Test Condition
C
1.536 MHz
± 100 PPM
±163 ns*
C
C
C
C
C
C
C
L
L
L
L
L
L
L
L
Abbr
t
1/t
t
t
t
t
t
t
t
t
t
t
t
t
= 150 pF
= 150 pF
= 150 pF
= 150 pF
= 150 pF
= 150 pF
= 150 pF
= 150 pF
R
BLH
WH
R
SF
FH
FD
WFH
WFL
DSC
DHC
SD
HD
,t
,t
SCLK
F
F
, t
, t
WL
BHL
1.536 MHz
±100 PPM
±163 ns*
t
t
WH
WH
t
–t
SCLK
Min
Min
487
260
240
130
70
20
70
50
50
50
70
50
0
0
WL
+ 20
+ 20
t
WL
100**
Max
815
100
Max
50
ns
50
50
60
30
60
+ 50
Units
Units
Hz
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns