参数资料
型号: SM320C6201BGLPW20
厂商: TEXAS INSTRUMENTS INC
元件分类: 数字信号处理
英文描述: 32-BIT, 200 MHz, OTHER DSP, CBGA429
封装: CERAMIC, MO-156, BGA-429
文件页数: 27/66页
文件大小: 971K
代理商: SM320C6201BGLPW20
SM320C6201B, SMJ320C6201B
DIGITAL SIGNAL PROCESSOR
SGUS031B – APRIL 2000 – REVISED AUGUST 2001
33
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251–1443
INPUT AND OUTPUT CLOCKS (CONTINUED)
SDCLK, SSCLK timing parameters
SDCLK timing parameters are the same as CLKOUT2 parameters.
SSCLK timing parameters are the same as CLKOUT1 or CLKOUT2 parameters, depending on SSCLK
configuration.
switching characteristics for the relation of SSCLK, SDCLK, and CLKOUT2 to CLKOUT1
(see Figure 12)
NO
PARAMETER
C6201B
UNIT
NO.
PARAMETER
MIN
MAX
UNIT
1
td(CKO1-SSCLK)
Delay time, CLKOUT1 edge to SSCLK edge
(P/2) + 0.2
(P/2) + 4.2
ns
2
td(CKO1-SSCLK1/2)
Delay time, CLKOUT1 edge to SSCLK edge (1/2 clock rate)
(P/2) – 1
(P/2) + 2.4
ns
3
td(CKO1-CKO2)
Delay time, CLKOUT1 edge to CLKOUT2 edge
*(P/2) – 1
*(P/2) + 2.4
ns
4
td(CKO1-SDCLK)
Delay time, CLKOUT1 edge to SDCLK edge
(P/2) – 1
(P/2) + 2.4
ns
P = 1/CPU clock frequency in ns.
*Not production tested.
4
3
2
1
CLKOUT1
SSCLK
SSCLK (1/2rate)
CLKOUT2
SDCLK
Figure 12. Relation of CLKOUT2, SDCLK, and SSCLK to CLKOUT1
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