Figure 4-2. clock control timing, Table 4-6, Symbol clock (qclk) switching characteristics – Rockwell SoniCrafter BT8960 User Manual
Page 85: Bt8960
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4.0 Electrical & Mechanical Specifications
4.4 Clock Timing
Bt8960
Single-Chip 2B1Q Transceiver
N8960DSB
Table 4-6. Symbol Clock (QCLK) Switching Characteristics
Symbol
Parameter
Minimum
Maximum
Units
9
QCLK Period (T
QCLK
)
(1)
K x T
HCLK
K x T
HCLK
10
QCLK Pulse-Width High
T
QCLK
÷
2 –
20
T
QCLK
÷
2 +
20
ns
11
QCLK Pulse-Width Low
T
QCLK
÷
2 –
20
T
QCLK
÷
2 +
20
ns
12
QCLK Hold after HCLK Rising Edge
–20
13
QCLK Delay after HCLK High
20
Note:
(1). K = 16, 32 or 64 according to hclk_freq[1,0]. QCLK can be frequency locked to the incoming data symbol rate.
Figure 4-2. Clock Control Timing
4,5,6
11
10
9
7
8
12
13
HCLK
QCLK