参数资料
型号: SMQ320C32PCMM50
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 24-BIT, 50 MHz, OTHER DSP, PQFP144
封装: PLASTIC, QFP-144
文件页数: 30/50页
文件大小: 674K
代理商: SMQ320C32PCMM50
SMQ320C32
DIGITAL SIGNAL PROCESSOR
SGUS027B – APRIL 1998 – REVISED MARCH 19998
36
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
serial-port timing
FSX(EXT)
FSX(INT)
FSR
DR
DX
CLKX / R
H1
72
68
69
66
67
71
76
75
73
75
74
73
77
65
79
Bit 0
Bit
n-1
Bit
n-2
Bit
n-1
Bit
n-2
70
NOTES: A. Timing diagrams show operations with CLKXP = CLKRP = FSXP = FSRP = 0.
B. Timing diagrams depend upon the length of the serial-port word, where
n = 8, 16, 24, or 32 bits, respectively.
Figure 29. Fixed Data-Rate-Mode Timing
CLKX / R
FSX(INT)
FSX(EXT)
DX
FSR
DR
73
76
75
74
71
72
70
79
78
Bit 0
Bit
n-2
Bit
n-3
Bit
n-2
Bit
n-3
Bit
n-1
Bit
n-1
77
NOTES: A. Timing diagrams show operation with CLKXP = CLKRP = FSXP = FSRP = 0.
B. Timing diagrams depend upon the length of the serial-port word, where
n = 8, 16, 24, or 32 bits, respectively.
C. The timings that are not specified expressly for the variable data-rate mode are the same as those that are specified for the fixed
data-rate mode.
Figure 30. Variable Data-Rate-Mode Timing
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