S1M8660A Datasheet, PDF (11/32 Pages) Samsung semiconductor – RX IF / BBA WITH GPS

RX IF/BBA WITH GPS
TIMING DIAGRAMS
S1M8660A (Preliminary)
CHIPx8 Period: 101.7 ns
High time:
High time:
50.86 +10ns
50.86 +10 ns
CHIPx8
Data hold after CHIPx8
fall > 15ns
Rising time:
3 - 12ns
RDO-3
> 20ns
Valid data
Valid data
Data output stable prior
to CHIPx8 : > 20ns
Falling time:
3 - 12 ns
90%
10%
Valid data
Figure 1. CDMA / GPS Receive ADC Timing
FMCLK
Clock period:
2.78us _{High time:}
1.39us
Rising time:
3 - 12ns
10%
Falling time:
3 -12ns
90%
Low time:
1.39us
FMSTB
Strobe pulse width:
1 - 2.78us
Strobe input valid
to clock falling
edge: > 50ns
FMRXDATA
output delay after
clock falling edge: <50ns
Invalid D7 D6 D5 D4 D3 D2 D1 D0
Strobe input valid
after clock falling
edge: > 50ns
* All timing specifications is based on Cload = 12pF, FMCLK=360kHz, FMSTB=40kHz.
Figure 2. FM Receive ADC Timing
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