參數(shù)資料
型號(hào)： SMJ320C6201BS16
廠商： Texas Instruments, Inc.
元件分類： 數(shù)字信號(hào)處理
英文描述： FLOATING-POINT DIGITAL SIGNAL PROCESSOR
中文描述： 浮點(diǎn)數(shù)字信號(hào)處理器
文件頁(yè)數(shù)： 28/64頁(yè)
文件大小： 939K
代理商： SMJ320C6201BS16
SGUS030B
–
APRIL 2000
–
REVISED MAY 2001
28
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251
–
1443
electrical characteristics over recommended ranges of supply voltage and operating case
temperature (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
VOL
II
IOZ
High-level output voltage
DVDD
= MIN,
DVDD
= MIN,
VI
= VSS to DVDD
VO
= DVDD or 0 V
CVDD
= NOM,
CPU clock = 150 MHz
CVDD
= NOM,
CPU clock = 150 MHz
DVDD
= NOM,
CPU clock = 150 MHz
IOH = MAX
IOL = MAX
2.4
V
Low-level output voltage
Input current
0.6
±
10
±
10
V
uA
Off-state output current
uA
IDD2V
Supply current, CPU + CPU memory access
470
mA
IDD2V
Supply current, peripherals
§
250
mA
IDD3V
Supply current, I/O pins
85
mA
Ci
Co
* This parameter is not tested.
TMS and TDI are not included due to internal pullups.
TRST is not included due to internal pulldown.
Measured with average CPU activity:
50% of time:
8 instructions per cycle, 32-bit DMEM access per cycle
50% of time:
2 instructions per cycle, 16-bit DMEM access per cycle
§
Measured with average peripheral activity:
50% of time:
Timers at max rate, McBSPs at E1 rate, and DMA burst transfer between DMEM and SDRAM
50% of time:
Timers at max rate, McBSPs at E1 rate, and DMA servicing McBSPs
Measured with average I/O activity (30-pF load, SDCLK on):
25% of time:
Reads from external SDRAM
25% of time:
Writes to external SDRAM
50% of time:
No activity
Input capacitance
*15
pF
Output capacitance
*15
pF
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