msm7712 Oki Semiconductor, msm7712 Datasheet - Page 18

• Manufacturer Part Number: msm7712
• Description: Wireless Lan Baseband Controller
• Manufacturer: Oki Semiconductor

1. RCK at 16 MHz
Synthesizer and DAC Programming
Synthesizer Programming Timing
1. RCK at 16 MHz.
18
SYNLEN, DACEN
t
t
t
t
t
CKL
CKH
D(DAT-CK)
S(DAT-CK)
D(CK-LE)
MSM7712
Parameter
RXPHYE
CSENSE
SYNDAT
TXPHYE
SYNCLK
RXC1
TXC1
TXC2
IFD[]
Oki Semiconductor
–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––
Clock low time, 8 MHz
Clock high time, 8 MHz
Delay time of data from falling clock
Setup time of data before rising edge
Delay time of latch enable from clock
D[23]
t
S(DAT-CK)
Figure 9. Synthesizer Programming Timing and DAC Timing
(1)
t
CKH
Rx-IF
t
D(DAT-CK)
D[22]
Description
[1]
Figure 8. Radio Control Timing
D[21]
t
CKL
t
ONRT1
D[1]
t
ONT1T2
t
ONT1IF
Rx-IF with Ramp Up/Down
D[0]
t
OFFCST2
Min.
60
60
10
-
-
(2)
Typ.
62.5
62.5
-
-
-
t
D(CK-LE)
t
OFFT2T1
t
OFFT1R
T
T
CKL
CKL
-T
-T
Max.
65
65
D(DAT-CK)
D(DAT-CK)
-
Symbol
ns