參數(shù)資料
型號(hào): TMP320C40
廠商: Texas Instruments, Inc.
元件分類: 數(shù)字信號(hào)處理
英文描述: DIGITAL SIGNAL PROCESSORS
中文描述: 數(shù)字信號(hào)處理器
文件頁數(shù): 33/62頁
文件大?。?/td> 1066K
代理商: TMP320C40
SGUS017H
OCTOBER 1993
REVISED OCTOBER 2001
33
POST OFFICE BOX 1443
HOUSTON, TEXAS 77251
1443
electrical characteristics over specified case temperature range (see Note 2)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOH
High-level output voltage
VDD = MIN, IOH = MAX
2.4
3
V
VOL
Low-level output voltage
VDD = MIN, IOL = MAX
0.3
0.6
V
IZ
Three-state current
VDD = MAX
20
20
μ
A
II
Input current
VI = VSS to VDD
10
10
μ
A
IIPU
Input current (TDI, TCK, and TMS)
VI = VSS to VDD (See Note 4)
400
20
μ
A
IIPD
Input current (TRST)
VI = VSS to VDD (See Note 4)
20
400
μ
A
IIC
Input current, X2/CLKIN only
VI = VSS to VDD
50
50
μ
A
ICC
Supply current
VDD = MAX, TA = 25
°
C,
fx = MAX (See Note 5)
320C40-40
320C40-50
350
850
mA
320C40-60
350
950
CI
Input capacitance
15*
pF
CO
All nominal values are at VDD = 5 V, TA = 25
°
C.
* On products compliant to MIL-PRF-38535, this parameter is not production tested.
NOTES:
2. All input and output voltage levels are TTL-compatible.
4. Pins with internal pullup devices: TDI, TCK, TMS. Pin with internal pulldown device: TRST.
5. fx is the input clock frequency. The maximum value (MAX) for the 320C40-40, 320C40-50, and 320C40-60 is 40, 50, and 60 MHz,
respectively.
Output capacitance
15*
pF
PARAMETER MEASUREMENT INFORMATION
Tester Pin
Electronics
VLoad
IOL
C
T
IOH
Output
Under
Test
Where: I
OL
= 2 mA (all outputs)
= 300
μ
A (all outputs)
V
Load
= 2.15 V
C
T
= 80 pF typical load circuit capacitance.
I
OH
Figure 5. Test Load Circuit
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