参数资料
型号: EVB3020A
英文描述: GSM Multiband RF Transceiver
中文描述: 手机多频段射频收发器
文件页数: 11/44页
文件大小: 409K
代理商: EVB3020A
Advance Data Sheet
December 1999
W3020 GSM Multiband RF Transceiver
Lucent Technologies Inc.
19
Programming Information (continued)
Serial Bus Timing Information
tCS
tCH
tLWH
tLS
V
MSB
LSB
MSB – 1
DAT
CLK
t
L
tCWH
tCWL
LAT
OR
LAT
t
Figure 8. Serial Bus Timing Diagram
Table 11. Serial Bus Timing Information
VDD = 2.7 V; TA = 25 °C ± 3 °C
Symbol
Parameter
Min
Typ
Max
Unit
TCS
Data to Clock Setup Time
33
ns
TCH
Data to Clock Hold Time
10
ns
TCWH
Clock Pulse Width High
33
ns
TCWL
Clock Pulse Width Low
33
ns
TLS
Clock Falling Edge to Latch High Setup Time
0
ns
TLWH
Latch Pulse Width
50
ns
TLL
Latch to Clock Setup Time
33
ns
FCLK
Clock Input Frequency
10
MHz
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