PEF2054 SIEMENS [Siemens Semiconductor Group], PEF2054 Datasheet - Page 256

• Manufacturer Part Number: PEF2054
• Description: ICs for Communications
• Manufacturer: SIEMENS [Siemens Semiconductor Group]

Figure 96
PCM-Interface Timing
Semiconductor Group
PDC
PFS (PMOD : PSM = 0)
TxD (PCSR : URE = 1)
TSC (PCSR : URE = 1)
RxD (PCSR : ’DRE’ = 0)
TxD (PCSR : URE = 0)
TSC (PCSR : URE = 0)
RxD (PCSR : ’DRE’ = 1)
TxD (PCSR : URE = 1)
TSC (PCSR : URE = 1)
RxD (PCSR : ’DRE’ = 0)
TxD (PCSR : URE = 0)
TSC (PCSR : URE = 0)
RxD (PCSR : ’DRE’ = 1)
PFS (PMOD : PSM = 1)
t
FS
t
t
FS
CPL
t
FH
t
CP
t
CPH
t
t
FS
FH
t
FH
256
t
t
t
t
t
FH
FS
T
D
T
1 Bit of Frame
st
t
S
1 Bit of Frame
1 Bit of Frame
st
st
t
t
t
t
D
T
D
T
1 Bit of Frame
t
st
H
1 Bit of Frame
1 Bit of Frame
1 Bit of Frame
st
st
st
t
D
1 Bit of Frame
st
t
S
2 Bit of Frame
1 Bit of Frame
1 Bit of Frame
nd
st
st
Electrical Characteristics
t
1 Bit of Frame
t
H
t
st
S
S
t
t
H
H
3 Bit of Frame
rd
ITD05871
PEB 2055
PEF 2055