CX28398 Conexant Systems, CX28398 Datasheet - Page 253

• Manufacturer Part Number: CX28398
• Description: (CX28394 - CX28398) Quad/x16/Octal?T1/E1/J1 Framers
• Manufacturer: Conexant Systems

CX28394/28395/28398
Quad/x16/Octal—T1/E1/J1 Framers
Table 4-5. Input Data Setup and Hold Timing
100054E
NOTE(S):
(1)
Symbol
(t
(t
setup
hold
If the TSLIP buffer is bypassed (TSB_CR; addr OD4), TCKI is used; otherwise, TSBCKI is used.
1
2
)
)
TDLCKO
TDLCKO
RSBCKI
RSBCKI
TSBCKI
TSBCKI
TCKI
TCKI
Clock
MCLK
MCLK
RCKI
RCKI
(1)
(1)
TPCM_NEG
TPCM_NEG
RSYN_NEG
RSYN_NEG
TSYN_NEG
TSYN_NEG
(addr 0D1)
(addr 0D4)
(addr 0D4)
(addr 0D1)
(addr 0D4)
(addr 0D4)
Rising
Rising
Falling
Rising
Rising
Falling
Edge
Conexant
Input Data
TFSYNC
RMSYNC
RMSYNC
TMSYNC
TMSYNC
ONESEC
RFSYNC
TFSYNC
ONESEC
RFSYNC
RPOSI
RNEGI
TPCMI
RPOSI
RNEGI
TPCMI
TSIGI
TSIGI
RST*
RST*
TDLI
TDLI
(2)
Minimum
4.0 Electrical/Mechanical Specifications
5
5
2
2
6
5
5
5
5
5
5
5
5
3
3
2
5
5
2
5
2
2
Maximum
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
4.4 AC Characteristics
Units
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
4-5